Best Attack Surface Management Platforms with a Free Trial
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Compare the Top Attack Surface Management Platforms with a Free Trial as of March 2026
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What are Attack Surface Management Platforms with a Free Trial?
Attack surface management (ASM) platforms enables organizations to monitor and manage their attack surface risk. Attack surface management software allows companies to view cyber risks and attack vectors related to external digital assets outside of their firewall. These platforms continuously scan and assess an organization’s digital infrastructure, including networks, systems, applications, and endpoints, to detect vulnerabilities, misconfigurations, and exposed assets that could be exploited by attackers. Compare and read user reviews of the best Attack Surface Management platforms with a Free Trial currently available using the table below. This list is updated regularly.
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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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Criminal IP ASM
AI Spera
Criminal IP ASM delivers a threat intelligence-powered approach to attack surface management by combining continuous asset discovery with deep threat analysis across IPs, domains, OSINT, and associated infrastructure. Built on Criminal IP’s advanced scanning and enrichment capabilities, it brings Threat Intelligence context such as vulnerability intelligence, C2 detections, malicious IP/domain correlations, and dark web exposure into every layer of asset discovery in an integrated approach that empowers security teams to proactively identify, prioritize, and mitigate threats before they are exploited. -
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ThreatLocker
ThreatLocker
The ThreatLocker suite of security tools are powerful and designed so that everyone from businesses to government agencies to academic institutions can directly control exactly what applications run on their networks. We envision a future in which all organizations can chart their own course free from the influence of cybercriminals and the damage their incursions cause, and our team of veteran cybersecurity professionals created ThreatLocker to make this vision a reality. The team at ThreatLocker has been developing cybersecurity tools for decades, including programs to enhance email and content security, and this is our most innovative and ambitious cybersecurity solution yet. We developed this unique cybersecurity system because we believe that organizations should have complete control of their networks and should not have to live in fear of the next malware attack. To learn more, visit ThreatLocker.com. -
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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.Starting Price: $5000/year -
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Criminal IP
AI SPERA
Criminal IP equips security teams with the actionable Threat Intelligence needed to proactively identify, analyze, and respond to emerging threats. Powered by AI and OSINT, it delivers threat scoring, reputation data, and real-time detection of a wide array of malicious indicators, ranging from C2 servers and IOCs to masking services like VPNs, proxies, and anonymous VPNs, across IPs, domains, and URLs. Its API-first architecture ensures seamless integration into security workflows to boost visibility, automation, and response.Starting Price: $0/month -
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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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SentinelOne Singularity
SentinelOne
One intelligent platform. Unprecedented speed. Infinite scale. Singularity™ enables unfettered visibility, industry-leading detection, and autonomous response. Discover the power of AI-powered, enterprise-wide cybersecurity. The world’s leading enterprises use the Singularity platform to prevent, detect, and respond to cyber attacks at machine-speed, greater scale, and higher accuracy across endpoint, cloud, and identity. SentinelOne delivers cutting-edge security with this platform by offering protection against malware, exploits, and scripts. SentinelOne cloud-based platform has been perfected to be innovative compliant with security industry standards, and high-performance whether the work environment is Windows, Mac or Linux. Thanks to constant updating, threat hunting, and behavior AI, the platform is ready for any threat.Starting Price: $45 per user per year -
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Nessus
Tenable
Nessus is trusted by more than 30,000 organizations worldwide as one of the most widely deployed security technologies on the planet - and the gold standard for vulnerability assessment. From the beginning, we've worked hand-in-hand with the security community. We continuously optimize Nessus based on community feedback to make it the most accurate and comprehensive vulnerability assessment solution in the market. 20 years later and we're still laser focused on community collaboration and product innovation to provide the most accurate and complete vulnerability data - so you don't miss critical issues which could put your organization at risk. Today, Nessus is trusted by more than 30,000 organizations worldwide as one of the most widely deployed security technologies on the planet - and the gold standard for vulnerability assessment. -
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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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TrustedSite
TrustedSite
TrustedSite Security is a complete solution for external security testing and monitoring. In a single, easy-to-use platform, TrustedSite brings together the essential tools your organization needs to reduce the likelihood of a breach, from attack surface discovery to vulnerability scanning to manual penetration testing. TrustedSite’s proprietary risk scoring algorithm highlights weak points on your perimeter and provides insights on what remediations to prioritize. With comprehensive monitoring tools, you can get alerted instantly when new risks arise.Starting Price: $30 per target -
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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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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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Axonius
Axonius
Axonius gives customers the confidence to control complexity by providing a system of record for all digital infrastructure. With a comprehensive understanding of all assets including devices, identities, software, SaaS applications, vulnerabilities, security controls, and the context between all assets, customers are able to mitigate threats, navigate risk, decrease incident response time, automate action, and inform business-level strategy — all while eliminating manual, repetitive tasks. Recognized as creators of the Cyber Asset Attack Surface Management (CAASM) category and innovators in SaaS Management Platform (SMP) and SaaS Security Posture Management (SSPM), Axonius is deployed in minutes and integrates with hundreds of data sources to provide a comprehensive asset inventory, uncover gaps, and automatically enforce policies and automate action. -
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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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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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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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scarlet
scarlet
Attack-Surface Management: No more forgotten servers!™ Securing your cloud apps was never going to be easy, but once you factor in multiple vendors, staff in different time-zones, and systems that auto-scale, then you are left with an attack surface that is literally changing minute-to-minute. scarlet simply connects your cloud-platform vendors to your collaboration tools. We automate the whole process, so that within minutes of something changing within your environment, scarlet will profile it, and send the results to any tools you choose. We think that's important, because if you are looking to improve your security, it’s not enough to just add the changes to a monthly pie-chart (that no-one is going to see anyway): they need to be actioned with a response. Straight away. Not tomorrow, or next month.Starting Price: €0.02 per asset, per day -
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Resurface
Resurface Labs
Resurface is a runtime API security solution. Detect and respond to API threats and risk in real-time with Resurface continuous API scanning. Purpose-built for API data, Resurface captures complete request and response payloads (including GraphQL) to instantly see threats and failures. Get alerts on data breaches for zero-day detection and response. Mapped to OWASP Top10, Resurface alerts on threats with complete data security patterns and behaviors. Resurface is self-hosted, all data is first-party, installed with a single Helm command. Resurface is the only API security solution engineered for deep inspection at scale. Handling millions of API calls, Resurface detects and alerts on active attacks. Machine learning models indicate anomalies and identify low-and-slow attack patterns.Starting Price: $9K/node/year -
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Cyber Legion
Cyber Legion
At Cyber Legion Ltd, a UK-EU-based cybersecurity company, we are your trusted partner in securing the digital age, with a particular emphasis on remote work environments and product security. As a CREST Approved organization in EMEA, we specialize in offering comprehensive services tailored to meet the evolving challenges of the digital landscape. Our experienced team specializes in advanced cybersecurity testing and consultancy services, with a focus on the unique challenges posed by remote work. We empower businesses, individuals, and families to enhance their cyber resilience, safeguarding their reputations and well-being in an increasingly interconnected digital world. Committed to advancing cyber maturity and business continuity, Cyber Legion leverages cutting-edge technologies and best practices. We prioritize the security intricacies of remote work and the integrity of digital products to ensure your peace of mind. In addition to our core services, we provide a compreheStarting Price: $45 per month -
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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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Cyble
Cyble
Cyble is a leading AI-native cybersecurity platform that delivers intelligence-driven defense to help organizations stay ahead of evolving cyber threats. Powered by its Gen 3 Agentic AI, Cyble offers autonomous threat detection, real-time incident response, and proactive defense mechanisms. The platform provides comprehensive capabilities including attack surface management, vulnerability management, brand protection, and dark web monitoring. Trusted by governments and enterprises worldwide, Cyble combines unmatched visibility with scalable technology to keep security teams ahead of adversaries. With advanced AI that can predict threats months in advance, Cyble helps reduce response times and minimize risks. The company also offers extensive research, threat intelligence reports, and personalized demos to support customer success. -
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ScanFactory
ScanFactory
ScanFactory is an Attack Surface Management & Continuous Automated Vulnerability Assessment Platform that provides realtime security monitoring across all external assets of a company by enumerating & scanning its entire network infrastructure utilizing 15+ most trusted community-backed security tools & extensive database of exploits. Its vulnerability scanner stealthily performs a deep & continuous reconnaissance to map your entire external attack surface & are extended with handpicked top-rated premium plugins, custom wordlists & plethora of vulnerability signatures. Its dashboard can be used to discover & review all vulnerabilities sorted by CVSS & has enough information to understand, replicate & remediate the issue. It also has capability to export alerts to Jira, TeamCity, Slack & WhatsApp.Starting Price: $50 -
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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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Defense.com
Defense.com
Take control of cyber threats. Identify, prioritize and track all your security threats with Defense.com. Simplify your cyber threat management. Detection, protection, remediation, and compliance, are all in one place. Make intelligent decisions about your security with automatically prioritized and tracked threats. Improve your security by following the effective remediation steps provided for each threat. Gain knowledge and advice from experienced cyber and compliance consultants when you need assistance. Take control of your cyber security with easy-to-use tools that can work with your existing security investment. Live data from penetration tests, VA scans, threat intelligence and more all feeds into a central dashboard, showing you exactly where your risks are and their severity. Remediation advice is included for each threat, making it easy to make effective security improvements. Powerful threat intelligence feeds are mapped to your unique attack surface.Starting Price: $30 per node per month -
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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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Microsoft Defender External ASM
Microsoft
Microsoft Defender External Attack Surface Management defines your organization’s unique internet-exposed attack surface and discovers unknown resources to proactively manage your security posture. View your organization's web applications, dependencies, and web infrastructure through a single pane of glass with a dynamic record system. Gain enhanced visibility to enable security and IT teams to identify previously unknown resources, prioritize risk, and eliminate threats. View your rapidly changing global attack surface in real time with complete visibility into your organization’s internet-exposed resources. A simple, searchable inventory provides network teams, security defenders, and incident responders with verified insights into vulnerabilities, risks, and exposures from hardware to individual application components.Starting Price: $0.011 per asset per day -
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BIMA
Peris.ai
BIMA by Peris.ai is an all-encompassing Security-as-a-Service platform that combines the advanced functionalities of EDR, NDR, XDR, and SIEM into one powerful solution. This integration ensures proactive threat detection across all network points and endpoints, utilizing AI-driven analytics to predict and mitigate potential breaches before they escalate. BIMA streamlines incident response and enhances security intelligence, providing organizations with a formidable defense against sophisticated cyber threats. With BIMA, organizations benefit from a unified, intelligent approach to cybersecurity, enabling faster detection, improved incident response, and comprehensive protection. The platform’s AI capabilities continuously analyze data to identify patterns and anomalies, offering predictive insights that help prevent attacks. BIMA’s integration of multiple security technologies simplifies management and reduces the complexity of securing diverse IT environments.Starting Price: $168 -
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Ethiack
Ethiack
We keep you safe by combining AI automated pentesting and elite ethical hacking for both in-depth and in-breadth security testing. It’s not just your code, third-party services, APIs, and external tools all pose a risk to your organization. We give you a complete view of your entire digital exposure so you can understand its weak points. Scanners flag too many false positives and pentests are not frequent enough. Automated pentesting fixes this. It reports less than 0.5% false positives and over 20% of its findings are impactful. We have a pool of world-class ethical hackers ready for human hacking events. To join, they go through an extensive process of background checks and those that get accepted go on to find the most critical vulnerabilities in your assets. Our team has won world-class awards and found vulnerabilities on Shopify, Verizon, Steam, and many more. Add the TXT record to your DNS and start your 30-day free trial.Starting Price: €1,790 per year -
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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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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
