Alternatives to Microsoft Defender External ASM
Compare Microsoft Defender External ASM alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to Microsoft Defender External ASM in 2026. Compare features, ratings, user reviews, pricing, and more from Microsoft Defender External ASM competitors and alternatives in order to make an informed decision for your business.
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Reflectiz
Reflectiz
Reflectiz is a web exposure management platform that helps organizations identify, monitor, and mitigate security, privacy, and compliance risks across their online environments. It provides full visibility and control over first, third, and fourth-party components like scripts, trackers, and open-source libraries that traditional security tools often miss. Operating remotely without embedding code, Reflectiz ensures no impact on site performance, no access to sensitive user data, and no additional attack surface. The platform analyzes your digital supply chain, identifying risks in real-time and allowing for swift mitigation. Reflectiz offers a centralized dashboard for monitoring all public web assets, empowering teams with governance, risk management, and continuous monitoring. It helps businesses reduce attack surfaces, enhance security, and maintain compliance with evolving standards—without requiring code modifications. -
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SOCRadar provides a unified, cloud-hosted platform designed to enrich your cyber threat intelligence by contextualizing it with data from your attack surface, digital footprint, dark web exposure, and supply chain. We help security teams see what attackers see by combining External Attack Surface Management, Cyber Threat Intelligence, and Digital Risk Protection into a single, easy-to-use solution. This enables your organization to discover hidden vulnerabilities, detect data leaks, and shut down threats like phishing and brand impersonation before they can harm your business. By combining these critical security functions, SOCRadar replaces the need for separate, disconnected tools. Our holistic approach offers a streamlined, modular experience, providing a complete, real-time view of your threat landscape to help you stay ahead of attackers.
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Get comprehensive visibility into your internet-connected assets, services, and applications to better assess and manage risk. Tenable Attack Surface Management continuously maps the entire internet to give you comprehensive visibility into your internet-facing assets, even those you don’t know about. Discover and assess your external attack surface to gain a more complete picture of where you may be exposed. Feed this rich context into Tenable One for unprecedented visibility so you can eliminate risk, wherever it resides. Find more with Tenable Attack Surface Management to access an attack surface map of more than 5 billion assets to discover domains related to assets in your inventory. Get more done with notifications on changes in your attack surface for continuous monitoring. Get full business context by leveraging more than 200 fields of metadata to help you make more informed decisions about previously unknown internet-connected assets.
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FireCompass
FireCompass
FireCompass runs continuously and indexes the deep, dark and surface web using elaborate recon techniques as threat actors. The platform then automatically discovers an organization's dynamic digital attack surface, including unknown exposed databases, cloud buckets, code leaks, exposed credentials, risky cloud assets, and open ports & more. FireCompass provides the ability to launch safe-attacks on your most critical applications and assets. Once you approve the scope on which the attacks need to be launched, FireCompass engine launches the multi-stage attacks, which includes network attacks, application attacks, and social engineering attacks to identify breach and attack paths. FireCompass helps to prioritize digital risks to focus efforts on the vulnerabilities that are most likely to be exploited. The dashboard summarizes the high, medium, and low priority risks and the recommended mitigation steps. -
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Lantern
MokN
Lantern is an External Attack Surface Management (EASM) solution designed to help organizations identify, monitor, and secure exposed assets before attackers exploit them. It provides real-time discovery of internet-facing infrastructure, detects vulnerabilities, and delivers instant alerts, allowing security teams to proactively reduce their attack surface and prevent breaches. With automated asset discovery, risk scoring, and seamless integration with AWS, Azure, and GCP, Lantern ensures continuous visibility into public-facing resources. Unlike traditional tools that take days to detect exposed services, Lantern provides alerts within 30 minutes, enabling rapid response to security gaps. -
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RiskProfiler
RiskProfiler
RiskProfiler offers a comprehensive suite of products for Continuous Threat Exposure Management, addressing an organization's external attack surface. These include the Cyber RiskProfiler for cyber risk ratings, Recon RiskProfiler for External Attack Surface Management (EASM) capabilities, Cloud RiskProfiler for Cloud Attack Surface Management (CASM) that identifies actually exposed cloud resources and prioritizes risks, and Brand RiskProfiler for brand protection. Recon RiskProfiler is an advanced EASM and CASM solution with robust integrations across major cloud providers like AWS, Azure, and Google Cloud. It delivers comprehensive visibility into external cloud resources, enabling efficient identification, assessment, and management of vulnerabilities and risks. Vendor RiskProfiler is a comprehensive Cyber Risk and Vendor Risk Management solution that delivers company cyber risk ratings while enabling efficient sending, receiving, and validation of third-party vendor security.Starting Price: $4999 -
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UpGuard BreachSight
UpGuard
Uphold your organization’s reputation by understanding the risks impacting your external security posture, and know that your assets are always monitored and protected. Be the first to know of risks impacting your external security posture. Identify vulnerabilities, detect changes, and uncover potential threats around the clock. Constantly monitor and manage exposures to your organization, including domains, IPs, and employee credentials. Proactively identify and prioritize vulnerabilities for remediation. Make informed decisions based on accurate, real-time insights. Stay assured that your external assets are constantly monitored and protected. Be proactive in your cybersecurity efforts by continuously monitoring, tracking, and reporting on your external attack surface. Ensure your digital assets are continually monitored and protected with comprehensive data leak detection. Have total visibility into all your known and unknown external assets.Starting Price: $5,999 per year -
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ShadowKat
3wSecurity
ShadowKat is a platform that helps organizations to manage their external attack surface. Benefits include: Internet facing asset management Expose cybersecurity risks Find problems before hackers do Automation of the security testing process Detect changes as they occur ShadowKat is an attack external surface management software designed to help cybersecurity managers maintain a stronger compliance lifecycle, continually monitor security risks, and identify various organizations assets such as webpages, networks, ASN’s, IP Addresses, open ports and more. ShadowKat helps security managers reduce the time vulnerabilities exist and reduce the size of their organization’s internet facing attack surface. Key features of ShadowKat include change monitoring, risk-based alerts, reduce vulnerabilities, and manage compliance requirements. -
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CrowdStrike Falcon Exposure Management
CrowdStrike
CrowdStrike Falcon Exposure Management is an attack surface management platform delivering autonomous, 24/7 discovery of exposed assets across all environments and the supply chain. Leading enterprises worldwide use CrowdStrike Falcon Exposure Management to gain unparalleled visibility of their internet-facing assets and actionable security insights for eliminating shadow IT risks. CrowdStrike Falcon Exposure Management's proprietary technology maps the world's internet exposed assets in real-time. Cutting edge ML classification and association engines analyze all the assets and automatically create your complete inventory. CrowdStrike EASM stands out with its deep adversary intelligence, allowing for precise risk prioritization. Understand threats from an attacker’s perspective and act quickly to secure your assets. -
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watchTowr
watchTowr
watchTowr is a Preemptive Exposure Management platform that continuously reveals and validates how an organization could be breached as seen through the eyes of real attackers, combining proactive threat intelligence with external attack surface discovery, continuous security testing, and rapid reaction so teams can outrun emerging threats and real-world exploitation. watchTowr's Adversary Sight engine applies real-world reconnaissance techniques to identify unknown and evolving assets such as cloud environments, SaaS platforms, storage buckets, infrastructure endpoints, and shadow IT that attackers could target, while its continuous testing simulates attacker tactics to discover high-impact vulnerabilities in real time and prioritize those that pose real exploitable risk. With automated, agentless deployment, watchTowr gives organizations real-time visibility of exploitable weaknesses across their external attack surface, on-demand insights aligned to industry standards. -
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Rapid7 Surface Command
Rapid7
Rapid7 Command Attack Surface Management (ASM), delivered via Surface Command, is a cloud-native cybersecurity solution that gives security teams a continuous 360° view of their attack surface by unifying discovery of internal and external assets, correlating data across tools, and eliminating blind spots so teams can quickly identify exposed resources and risky configurations and focus on what matters most. It continuously monitors and discovers assets across endpoints, cloud, and hybrid environments to protect inventories and detect exposures, enriches asset context with native and third-party security intelligence to help prioritize remediation on the exposures adversaries are most likely to exploit, and provides an improved perspective on attack paths and potential risk areas so responses can be faster and more proactive rather than reactive. -
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Rapid7 Command Platform
Rapid7
The Command Platform provides attack surface visibility designed to accelerate operations and create a more comprehensive security picture you can trust. Focus on real risks with more complete visibility of your attack surface. The Command Platform allows you to pinpoint security gaps and anticipate imminent threats. Detect and respond to real security incidents across your entire network. With relevant context, recommendations and automation, expertly respond every time. Backed by a more comprehensive attack surface view, the Command Platform unifies endpoint-to-cloud exposure management and detection and response, enabling your team to confidently anticipate threats and detect and respond to cyber attacks. A continuous 360° attack surface view teams can trust to detect and prioritize security issues from endpoint to cloud. Attack surface visibility with proactive exposure mitigation and remediation prioritization across your hybrid environment. -
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Qualys CSAM
Qualys
The attack surface is expanding at an exponential rate, providing attackers with new targets. More than 30% of all on-premises and cloud assets and services are not inventoried. It’s a huge visibility gap for cybersecurity! CyberSecurity Asset Management (CSAM) is a cloud service that allows customers to continuously discover, classify, remediate, and measurably improve their cybersecurity posture for internal and external IT assets before the attackers can – and with the same actionable intelligence that the attackers use. It discovers all known and previously unknown internet-facing assets for 100% visibility and tracking of risks. Qualys CSAM 2.0 includes external attack surface management which adds “defense-in-depth” to update an organization’s cybersecurity posture. It provides the ability to continuously discover and classify previously unknown assets with a Red Team-style asset and vulnerability management solution for full 360-degree coverage. -
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CyCognito
CyCognito
Expose all the hidden security gaps in your organization using nation-state grade technology. CyCognito’s Global Bot Network uses attacker-like reconnaissance techniques to scan, discover and fingerprint billions of digital assets all over the world. No input or configuration needed. Uncover the unknown. The Discovery Engine uses graph data modeling to map your organization’s full attack surface. You get a clear view of every single asset an attacker could reach — what they are and how they relate to your business. Using CyCognito’s proprietary risk-detection methods, the attack simulator identifies risks per asset and discovers potential attack vectors. It doesn’t affect business operations and works without deployment, configuration or whitelisting. CyCognito scores each risk based its attractiveness to attackers and impact on the business, dramatically reducing the thousands of attack vectors organizations may have to those critical few dozen that need your focusStarting Price: $11/asset/month -
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Sn1per Professional
Sn1perSecurity
Sn1per Professional is an all-in-one offensive security platform that provides a comprehensive view of your internal and external attack surface and offers an asset risk scoring system to prioritize, reduce, and manage risk. With Sn1per Professional, you can discover the attack surface and continuously monitor it for changes. It integrates with the leading open source and commercial security testing tools for a unified view of your data. + Discover hidden assets and vulnerabilities in your environment. + Integrate with the leading commercial and open source security scanners to check for the latest CVEs and vulnerabilities in your environment. + Save time by automating the execution of open source and commercial security tools to discover vulnerabilities across your entire attack surface. + Discover and prioritize risks in your organization. Get an attacker's view of your organization today with Sn1per Professional!Starting Price: $984/user -
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ThreatMon
ThreatMon
ThreatMon is an AI-powered cybersecurity platform that combines comprehensive threat intelligence with cutting-edge technology to proactively identify, analyze, and mitigate cyber risks. It provides real-time insights across a wide range of threat landscapes, including attack surface intelligence, fraud detection, and dark web monitoring. The platform offers deep visibility into external IT assets, helping organizations uncover vulnerabilities and defend against emerging threats such as ransomware and APTs. With tailored security strategies and continuous updates, ThreatMon enables businesses to stay ahead of evolving cyber risks, enhancing their overall cybersecurity posture and resilience. -
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Pure Signal Orbit
Team Cymru
Remain one step ahead, avoid costly indirect attacks by monitoring third parties. Proactively eliminate the weakest links in the security chain. Get over language barriers, IT talks technical, business speaks finance, both understand metrics. Get ready for changing regulations, enable GRC and IT to function harmoniously. Minimize financial impact of sensitive customer data and online services being exposed. Orbit is a cloud based attack surface management platform that enables discovery, monitoring and managing of external digital risks and vulnerabilities. Gain immediate value through visibility of hidden assets, unknown vulnerabilities and third party risks that otherwise go undetected. Orbit empowers our customers to face their external digital risk challenges head on. All Orbit products are accessed through intuitive and easy to navigate GUIs, there is nothing for customers or managed service partners to deploy or manage. -
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BinaryEdge
BinaryEdge
We scan the entire public internet, create real-time threat intelligence streams, and reports that show the exposure of what is connected to the Internet. What is your Internet Attack Surface? Organizations currently own a large number of internet exposed assets, some of them they are not even aware exist. Everyday, more and more companies expose their servers and services to the internet, increasing the attack surface that can be targeted by hackers. Today's rapidly expanding universe of sensors, cloud, remote access, and IoT devices has created high levels of complexity that are impossible to secure without constant monitoring, both from within and outside the organizations networks. We have built a distributed platform of scanners and honeypots, to acquire, classify and correlate different types of data. We use all of these datapoints to match those digital assets to an organization, allowing us to provide a global, up-to-date, view of organizations known and unknown assets.Starting Price: $10 per month -
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ResilientX
ResilientX
Automated discovery and inventory of external assets empowered by passive scanning and view of an organization's digital attack surface, points, vulnerabilities, and risk score. Cyber exposure management is more than just a product, it’s your strategic ally in safeguarding your digital landscape. Going beyond the capabilities of conventional attack surface tools, it offers a panoramic view of an entire internet-facing digital infrastructure. Our meticulous process involves correlating, categorizing, and assessing each data point, ensuring our customers receive accurate and pertinent information. We go beyond by offering valuable insights and context, making sure you’re always a step ahead in cyber security. Get an actionable report, full of context and documentation to include for your GRC. Seamless setup, comprehensive testing, and robust posture management. Run a specific type of test or schedule it to be periodically run. -
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AlphaWave
AlphaWave
Continuous visibility and inventory management are more critical than ever, we can help. Use AlphaWave to continuously visualize and manage your attack surface, before attackers do. Our agentless collectors continuously discover your digital assets so you can maintain an accurate and up to date view of your environment. Real-time insights into vulnerabilities, Shadow-IT, and misconfigurations so you can reduce opportunities to infiltrate your organizations. Workflow assisted collaboration to enrich and optimize your data while reducing response time to exposures. The fundamentals aren't glamorous, but a good cybersecurity program starts with knowing what to secure and builds from there. AlphaWave, a division of LookingGlass Cyber Solutions, is redefining asset visibility and security for the growing enterprise. With precision attack surface monitoring, you gain critical security intelligence about your cloud, containers, and more. -
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RiskIQ
RiskIQ
RiskIQ is the leader in attack surface management, providing the most comprehensive discovery, intelligence, and mitigation of threats associated with an organization’s digital presence. With more than 75 percent of attacks originating outside the firewall, RiskIQ allows enterprises to gain unified insight and control over web, social and mobile exposures. Trusted by thousands of security analysts, RiskIQ’s platform combines advanced internet data reconnaissance and analytics to expedite investigations, understand digital attack surfaces, assess risk and take action to protect the business, brand and customers. RiskIQ is the world’s only platform with patented Internet Intelligence Graph technology, security intelligence—unified. RiskIQ draws from a 10-year history of mapping the internet to fuel applied intelligence that detects and responds to cyberattacks, anywhere on earth. The most complete security intelligence to protect your attack surface. -
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NVADR
RedHunt Labs
Discover, track and secure your exposed assets. You provide us the seed information, such as your company domain(s). Using 'NVADR', we discover your perimeter attack surface and monitor for sensitive data leakage. A comprehensive vulnerability assessment is performed on the discovered assets and security issues with an actual impact are identified. Continuously monitor the Internet for code / secret information leakage notify you as any such information about your organization is leaked. A detailed report is provided with analytics, stats and visualizations for your organization's Attack Surface. Comprehensively discover your Internet Facing Assets using our Asset Discover Platform, NVADR. Identify verified and correlated shadow IT hosts along with their detailed profile. Easily track your assets in a Centrally Managed Inventory complimented with auto-tagging and Assets classification. Get notification of newly discovered assets as well as attack vectors affecting your assets. -
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Armis Centrix
Armis
Armis Centrix™ is a comprehensive cyber exposure management platform that provides continuous, real-time visibility and protection across IT, OT, IoT, and IoMT environments. Powered by the Armis AI-driven Asset Intelligence Engine, it identifies every connected device, assesses cyber risk, and monitors vulnerabilities across an organization’s entire digital attack surface. The platform automates risk scoring, streamlines compliance reporting, and supports rapid incident response through deep asset intelligence. With capabilities that span asset management, OT/IoT security, medical device protection, and early warning threat detection, Armis Centrix™ enhances operational resilience for modern enterprises. VIPR Pro adds advanced prioritization and remediation to connect findings directly to actionable fixes. Designed as a cloud-native, frictionless platform, Armis Centrix™ empowers organizations to reduce exposure, strengthen security posture, and maintain continuity at scale. -
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Get the most authentic view of what’s exposed. Discover what is exposed with our black-box approach. IBM Security Randori Recon builds a map of your attack surface to find exposed assets (on-prem or cloud), shadow IT, and misconfigured systems attackers can find, but you may be missing. Unlike other ASM solutions that rely on IPv4 range scans, our unique center of mass approach enables us to find IPv6 and cloud assets others miss. Only IBM Security Randori Recon gets you on target faster – automatically prioritizing the exposed software attackers are most likely to attack first. Built by attackers to identify attackable software, only Randori Recon provides you a real-time inventory of each instance of exposed and attackable software. Going far beyond vulnerabilities, Randori Recon looks at each target in context to build a unique priority score for each target. Practice makes perfect. Go beyond scanning and improve your team by testing your defenses under real-world conditions.
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Attack Surface Management detects known, unknown, and potentially vulnerable public-facing assets, as well as changes to your attack surface that may introduce risk. How? Through a combination of NetSPI’s powerful ASM technology platform, our global penetration testing experts, and our 20+ years of pen-testing expertise. Take comfort in the fact that the ASM platform is always on, working continuously in the background to provide you with the most comprehensive and up-to-date external attack surface visibility. Get proactive with your security using continuous testing. ASM is driven by our powerful automated scan orchestration technology, which has been utilized on the front lines of our pen-testing engagements for years. We use various automated and manual methods to continuously discover assets and leverage open source intelligence (OSINT) to identify publicly available data sources.
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Bugcrowd
Bugcrowd
Crowdcontrol’s advanced analytics and security automation connect and enhance human creativity to help you find and fix more high priority vulnerabilities, faster. From intelligent workflows to robust program performance tracking and reporting, Crowdcontrol provides the insights needed to multiply impact, measure success, and secure your business. Crowdsource human intelligence at scale to discover high-risk vulnerabilities faster. Take a proactive, pay-for-results approach by actively engaging with the Crowd. Meet compliance and reduce risk with a framework to receive vulnerabilities. Find, prioritize, and manage more of your unknown attack surface. -
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Silent Armor
Silent Breach
Silent Armor is an AI-powered perimeter defense platform designed to predict and prevent cyber breaches before they occur. It continuously analyzes hundreds of security metrics across an organization’s attack surface to deliver real-time, intelligent protection. The platform combines predictive analytics, dark web monitoring, and threat correlation to uncover emerging risks. Agentless attack surface monitoring allows organizations to discover exposed assets without deploying endpoint software. Automated mitigation playbooks help neutralize threats directly from a unified dashboard. AI-generated daily security briefs provide executive-level insights and prioritized remediation steps. Built for CISOs, SOC teams, and MSSPs, Silent Armor transforms fragmented security data into proactive, actionable defense.Starting Price: $49/asset/month -
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Informer
Informer
Find your true attack surface with Informer's automated digital footprint detection and 24/7 monitoring. Access granular vulnerability data for your web applications and infrastructure, including expert remediation advice. Dashboards allow you to visualize and understand your evolving attack surface while tracking your progress, enabling you to accurately assess your overall security posture. Results of discovered assets and vulnerabilities are displayed and managed in one central area, with multiple ways to make it easy for you to quickly deal with your risks. The custom reporting suite provides access to detailed management information, specifically created to record important asset and vulnerability data. Be instantly alerted to any changes in your attack surface that could affect the overall security posture of your environment, 24/7.Starting Price: $500 Per Month -
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BitSight
Bitsight
Bitsight is the global leader in cyber risk intelligence, leveraging advanced AI to empower organizations with precise insights derived from the industry’s most extensive external cybersecurity dataset. With more than 3,500 customers and over 68,000 organizations active on its platform, Bitsight delivers real-time visibility into cyber risk and threat exposure, enabling teams to rapidly identify vulnerabilities, detect emerging threats, prioritize remediation, and mitigate risks across their extended attack surface. Bitsight proactively uncovers security gaps across infrastructure, cloud environments, digital identities, and third- and fourth-party ecosystems. From security operations and governance teams to executive boardrooms, Bitsight provides the unified intelligence backbone required to confidently manage cyber risk and address exposures before they impact performance. -
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IONIX
IONIX
Modern enterprises leverage countless partners and third-party solutions to enrich online services, improve operations, grow their business, and serve customers. In turn, each of these resources connect with countless more to create a growing and dynamic ecosystem of mostly unmonitored and unmanaged assets. These hyperconnected ecosystems represent a vast new attack surface that falls outside of the traditional security perimeter and enterprise risk management strategies. IONIX protects and secures enterprises from this new attack vector. IONIX is the only External Attack Surface Management platform that enables organizations to find and eliminate risks in their entire digital supply chain. Enterprises gain deep visibility and control of hidden risks stemming from Web, Cloud, PKI, DNS misconfigurations or vulnerabilities. Integrates via API or natively with Microsoft Azure Sentinel, Atlassian JIRA, Splunk, Cortex XSOAR, and more. -
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Tenable One
Tenable
Tenable One radically unifies security visibility, insight and action across the attack surface, equipping modern organizations to isolate and eradicate priority cyber exposures from IT infrastructure to cloud environments to critical infrastructure and everywhere in between. The world’s only AI-powered exposure management platform. See every asset across your entire attack surface—from cloud environments to operational technologies, infrastructure to containers, and remote workers to modern web-apps with Tenable's market-leading vulnerability management sensors. With more than 20 trillion aspects of threat, vulnerability, misconfiguration and asset information, Tenable’s machine-learning powered predictions reduce remediation efforts by enabling you to focus first on the risks that matter most. Drive improvements required to reduce the probability of a business-impacting cyber event from occurring by communicating objective measures of risk. -
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scoutPRIME
LookingGlass Cyber Solutions
scoutPRIME® provides a holistic, always-on, “outside-in” view of the internet infrastructure you care about — your own, your third-party vendors, and your supply chain — delivering an assessment of your external threat landscape and providing continuous situational awareness so you can understand your current attack surface and risk exposure. With unique foot-printing capabilities and mapping tools, scoutPRIME accelerates the capacity for your analysts and operators to identify risks and vulnerabilities across the entire public-facing internet and overlays those findings with top-tier threat intelligence to highlight areas of concern — effectively operationalizing threat intelligence — to help you prioritize your mitigations and response. Go beyond a risk score. scoutPRIME’s expansive capabilities enable you to dig deeper to truly understand the cyber posture of your organization, and of your second- and third-party vendors, to identify and manage risk holistically. -
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Attaxion
Attaxion
The Attaxion Exposure Management Platform provides businesses with full visibility and control over their external exposure, integrating External Attack Surface Management (EASM) capabilities to continuously discover and monitor internet-facing assets. It enables asset discovery, risk prioritization, and real-time detection of vulnerabilities across known and shadow IT assets. Beyond core EASM, Attaxion includes Traffic Monitoring and Impersonation Detection modules. Traffic Monitoring adds visibility into asset activity and suspicious interactions, while Impersonation Detection identifies lookalike domains and brand abuse attempts. Scalable and easy to integrate, Attaxion supports a proactive approach to reducing security gaps and managing external exposure.Starting Price: $129 per month -
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Detectify
Detectify
Detectify sets the standard for External Attack Surface Management (EASM), providing 99.7% accurate vulnerability assessments. ProdSec and AppSec teams trust Detectify to expose exactly how attackers will exploit their Internet-facing applications. The Detectify platform automates continuous real-world, payload-based attacks crowdsourced through its global community of elite ethical hackers, exposing critical weaknesses before it’s too late. Detectify is available on the global market, except US-sanctioned countries. It is tech-agnostic, which means you can deploy the scanning engines as long as you are hosted in the cloud. Currently, Detectify is trusted by 1500+ security-conscious companies including popular app-makers King, Trello, Grammarly. No matter how much security knowledge you have, Detectify helps you stay on top of security and build safer web applications.Starting Price: $89 per month -
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Cortex Xpanse
Cortex
Cortex Xpanse continuously discovers and monitors assets across the entire internet to ensure your security operations team has no exposure blind spots. Get an outside-in view of your attack surface. Identify and attribute all internet connected assets, discover sanctioned and unsanctioned assets, monitor for changes and have a single source of truth. Prevent breaches and maintain compliance by detecting risky communications in global data flow. Reduce third-party risk by identifying exposures potentially caused by misconfigurations. Don’t inherit M&A security issues. Xpanse provides a complete, accurate and continuously updated inventory of all global internet-facing assets. This allows you to discover, evaluate and mitigate attack surface risks. You can also flag risky communications, evaluate supplier risk and assess the security of acquired companies. Catch exposures and misconfigurations before a breach. -
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Outpost24
Outpost24
Understand your attack surface with a unified view and reduce cyber exposure from an attacker’s view with continuous security testing across networks, devices, applications, clouds and containers. Having more information alone won’t help you. Even the most experienced security team can be blindsided by the sheer amount of alerts and vulnerabilities they have to deal with. Powered by threat intelligence and machine learning our tools provide risk-based insights to help prioritize remediation and reduce time to patch. Our predictive risk based vulnerability management tools ensure your network security is proactive – helping you reduce time to remediation and patch more effectively. The industry’s most complete process to continuously identify application flaws and secure your SDLC for safer and faster software releases. Secure your cloud migration with cloud workload analytics ,CIS configuration assessment and contain inspection for multi and hybrid clouds. -
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Ceeyu
Ceeyu
Ceeyu identifies IT and network vulnerabilities for your company and your supply chain (Third Party Risk Management or TPRM) by combining automated digital footprint mapping, attack surface scanning and cybersecurity risk analysis, with online questionnaire-based risk assessments. Uncover your external attack surface and proactively detect and manage cyber security risks. A growing number of security incidents start from digital assets of your company - traditional network devices and servers, but also cloud services or organizational intelligence - that can be found on the Internet. Hackers make use of these elements in your digital footprint to penetrate your company’s network making firewalls and anti-virus systems less effective. Identify cyber security risks in your supply chain. A growing number of cyber-attacks and GDPR incidents can be traced back to third parties with whom you share data or are digitally interconnected.Starting Price: €195/month -
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Censys
Censys
Censys Attack Surface Management (ASM) continually uncovers unknown assets ranging from Internet services to cloud storage buckets, and comprehensively checks all of your public-facing assets for security and compliance problems regardless of where they’re hosted. Cloud services enable companies to be innovative and agile, but they also scatter security risks across hundreds of cloud projects and accounts that span dozens of providers. Exacerbating the problem, non-IT employees regularly spin up unmanaged cloud accounts and services, creating blind spots for security teams. Censys ASM provides you with comprehensive security coverage of your Internet assets regardless of their location and account. Censys continually uncovers unknown assets ranging from Internet services to storage buckets, provides you with an inventory of all public-facing assets, uncovers egregious security problems, and supercharges your existing security investment. -
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Outtake
Outtake
Outtake is an AI-powered cybersecurity platform that uses always-on, agentic AI agents to secure an organization’s digital presence by continuously scanning and defending against modern threats like brand impersonation, phishing, fake domains, fraudulent ads, and spoofed apps across the open web, social platforms, forums, and media at internet scale. Its autonomous agents analyze text, images, video, and audio in real time to detect coordinated attacks, correlate related malicious activity across formats and surfaces, and prioritize and execute remediation steps faster than traditional, manual processes, shrinking takedown timelines from weeks to hours while reducing analyst workload. It includes open source intelligence for narrative and risk monitoring, digital risk protection that maps and dismantles interconnected threat networks, and Outtake Verify, a browser extension that cryptographically authenticates email sender identity to prove who actually sent a message.Starting Price: Free -
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ImmuniWeb Discovery
ImmuniWeb
Attack Surface Management and Dark Web Monitoring. ImmuniWeb® Discovery leverages OSINT and our award-winning AI technology to illuminate attack surface and Dark Web exposure of a company. The non-intrusive and production-safe discovery is a perfect fit both for continuous self-assessment and vendor risk scoring to prevent supply chain attacks. Attack Surface Management Detect, map and classify your on-prem and cloud IT assets Continuous Security Monitoring Detect misconfigured or vulnerable IT assets Vendor Risk Scoring Discover insecure third parties that process your data Dark Web Monitoring Detect stolen data and credentials, and compromised systems Brand Protection Detect online misuse of your brand and take down phishing websitesStarting Price: $499/month -
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Glasstrail
Glasstrail
Glasstrail is an external attack surface management platform that shows your digital footprint through the eyes of an adversary, continuously discovering and assessing exposures, from email and account credentials to websites, DNS, and software versions, without any agent installation; setup takes minutes by simply entering your domain. It automatically prioritizes findings with clear, plain-language explanations and severity scoring, turning vulnerability data into actionable security insight via smart dashboards that track performance, help report progress, and surface what to fix first. New capabilities include a CVE detection tool that maps technologies on your sites to known vulnerabilities and an AI-powered analysis that contextualizes risk to focus limited resources. Integrations and alerting keep teams informed in real time, and the platform supports consultancies by helping them scale.Starting Price: $99 per month -
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Humanize Salience
Humanize
Externally visible vulnerabilities and misconfigurations. Detect and address external vulnerabilities proactively with continuous, advanced scanning. Continuously monitor and secure your APIs, safeguarding against unauthorized access and data breaches. Get custom-tailored hardening tips to bolster your system's defenses. Gain valuable threat intelligence without risking real data. Quantify risks and focus resources for maximum ROI. Gain in-depth insights into compliance. Replace multiple tools with one unified platform. Proactively anticipate and neutralize cyber threats. Optimize your cybersecurity process by leveraging the power of machine learning and deep learning. Extended Attack Surface Management (xASM) ensures comprehensive visibility and control over your entire digital presence, including Internal, external, and API attack surfaces. xASM enables proactive mitigation of cyber threats, thereby safeguarding your business continuity.Starting Price: $199 per month -
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Sweepatic
Sweepatic
Sweepatic has received the “Cybersecurity Made in Europe” label from the European Cyber Security Organisation (ECSO). This certification is awarded to European IT security companies and recognizes them for their reliable and trustworthy solutions. Sweepatic offers a premium Attack Surface Management Platform. With Sweepatic you get to know your attack surface and its exposure outside in. Because in cyberspace you don’t want to be an obvious target for bad actors. Overview of key information elements about your attack surface allowing to drill down to all details. Action center of structured and prioritized observations in function of criticality requiring remediation. A visual overview of your websites and their response status. A topological, bird’s eye view of your global attack surface with all assets and their interrelation. Knowing what to protect based on actionable insights is key. -
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Interpres
Interpres
Interpres is a threat-informed defense surface management platform that fuses and operationalizes prioritized adversarial techniques, tactics, and procedures with your unique threat profile, your unique security stack, and finished intelligence to identify coverage gaps, prioritize actions, optimize defenses and reduce risk. For too long, security leaders have been trying to defend everything without understanding the adversaries’ tradecraft, resulting in waste, inefficiency, and suboptimal defenses. For too long, you have been consuming telemetry without understanding its value while incurring all of its costs. Optimize your security stack to defend against prioritized threats targeting you. Execute clear, prioritized actions to tune, configure, and optimize your defense surface against prioritized threats. Holistically know your threat coverage from the endpoint to the cloud. Continuously monitor and systematically improve security posture. -
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ANOZR WAY
ANOZR WAY
Discover executives & employees vulnerabilities before attackers. Assess and mitigate human-related cyber risks proactively with an all-in-one platform integrating users empowerment. Despite IT & security team efforts, sensitive people information is exposed from social media to darkweb: all data useful for attackers to target and impact people and their organization. ANOZR WAY technology performs attacker-like reconnaissance phase to detect exposed-compromised data, and identify people most at risk. Then, our proactive solutions guide security team and users to mitigate these human-related risks. -
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KELA Cyber Intelligence Platform
KELA Cyber
Automatically uncover your attack surface by leveraging attackers’ perspectives for proactive protection. Neutralize risk by monitoring your case objectives and assets so that your teams can get actionable intelligence that prevents crimes. We help companies proactively detect and remediate relevant cyber threats, reducing manual workload and enhancing cybersecurity ROI. Strengthen nation-state defenses. Access targeted, actionable intelligence for countering diverse cyber threats. Utilize rich on-premises data and expert insights to enhance efficiency, reduce false positives, and streamline threat profiling. Discover your attack surface from the attacker’s view. Analyze the adversary’s perspective of your company. This comprehensive understanding allows you to assess the level of risk your organization faces and to prioritize security measures accordingly. Combat digital fraud involving online payments, refunds, bank cards, loyalty programs, and more. -
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DNSdumpster.com
DNSdumpster.com
DNSdumpster.com is a free domain research tool that can discover hosts related to a domain. Finding visible hosts from the attacker's perspective is an important part of the security assessment process. The ability to quickly identify the attack surface is essential whether you are penetration testing or chasing bug bounties. Network defenders benefit from passive reconnaissance in a number of ways, with analysis informing information security strategy. Understanding network-based OSINT helps information technologists to better operate, assess, and manage the network. Save time and headaches by incorporating our attack surface discovery into your vulnerability assessment process. No brute force subdomain enumeration is used as is common. We use open source intelligence resources to query for related domain data. It is then compiled into an actionable resource for both attackers and defenders of Internet-facing systems.Starting Price: Free -
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SpiderFoot
SpiderFoot
No matter your use case, SpiderFoot will save you time by automating the collection and surfacing of interesting OSINT. Found a suspicious IP address or other indicators in your logs that you need to investigate? Maybe you want to dig deeper into the e-mail address used, or the links referenced in a recent phishing campaign your organization faced? With over 200 modules for data collection and analysis, you can be confident that with SpiderFoot you’ll be gaining the most comprehensive view into the Internet-facing attack surface of your organization. Red teams and penetration testers love SpiderFoot due to it’s broad OSINT reach and identification of low hanging fuit, revealing long-forgotten and unmanaged IT assets, exposed credentials, open cloud storage buckets and much more. Use SpiderFoot to continually monitor OSINT data sources and detect when new intelligence is discovered about your organization. -
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Deepinfo
Deepinfo
Deepinfo has the most comprehensive Internet-wide data and has been using this data for years to empower cybersecurity of all sizes of organizations worldwide. Deepinfo also provides comprehensive threat intelligence solutions, data, and APIs to top-notch cybersecurity companies. Deepinfo Attack Surface Platform empowers all sizes of organizations' security by providing actionable insights. An all-in-one attack surface solution built by an experienced team dealing with Internet-wide data for years.Starting Price: $20,000 per year -
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Bishop Fox Cosmos
Bishop Fox
You can't secure what you don't know about. Achieve real-time visibility with continuous mapping of your entire external perimeter — including all domains, subdomains, networks, third-party infrastructure, and more. Identify vulnerabilities targeted in real-world scenarios, including those involved in complex attack chains, with an automated engine that eliminates the noise and illuminates true exposures. Leverage expert-driven continuous penetration testing and the latest offensive security tools to validate exposures and uncover post-exploitation pathways, systems, and data at risk. Then operationalize those findings to close attack windows. Cosmos captures your entire external attack surface, discovering not only known targets but also those that are often out-of-scope for traditional technologies.
