OptimalMFA vs. Passly Comparison Chart

FusionAuth is a modern, developer-focused identity and access management platform built to give you full control over your authentication stack. Whether you’re building a startup app or managing enterprise-scale infrastructure, FusionAuth delivers all the must-have features — from login and SSO to advanced protocols like OAuth2, OIDC, SAML, and WebAuthn — in a self-hostable or cloud-native package. Designed with developers in mind, FusionAuth integrates seamlessly with any language, framework, or architecture. Every capability is API-first and built for extensibility, so you can tailor authentication workflows without getting locked into rigid, inflexible systems. FusionAuth supports all the key use cases — user registration, multi-factor authentication (MFA), passwordless login, role-based access control, and more — while helping you stay compliant with GDPR, HIPAA, PCI, and other regulatory standards.

Cisco Duo is a cloud-based identity security solution that protects organizations from identity-based threats and boosts workforce productivity. Trusted by over 40,000 organizations worldwide, Duo delivers an exceptional access management experience across all users, devices, and applications, making access to resources secure, seamless, and easy. Duo with Cisco Identity Intelligence provides deep visibility across your identity ecosystem, adding a powerful security layer to any identity infrastructure. Offer users a world-class access experience through Duo Passport to eliminate MFA friction and fatigue without sacrificing security. To stop threats, Duo verifies user identities with strong authenticators including Duo passwordless, Verified Duo Push with number matching, and phishing-resistant factors like biometrics and FIDO2 security keys. Paired with deep insights into users’ devices, Duo gives you the control to adaptively limit access based on device health or user risk.

ADSelfService Plus is an on-premises access management solution that caters to businesses across various industries, such as IT, banking, engineering, education, aviation, and telecommunications. Key features include: 1. Self-service password resets and account unlocks: Users can reset their passwords in AD and unlock their domain accounts from a web browser. 2. MFA: Machine logins, VPN and OWA logins, and cloud app logins can be secured using MFA. 3. Password synchronizer and SSO: Users can log in to multiple apps using one unified identity via SSO and real-time password synchronization. 4. Password policy enforcer: Admins can configure custom password policies to enforce strong password creation. 5. Password expiration notifier: Admins can send end users password expiration notifications via SMS or email. 6. Directory self-update: Users can update their AD attribute information through the directory self-update feature.

Uniqkey: Protect every login. Access with confidence. Uniqkey is Europe’s trusted password and access management platform - purpose-built for companies that demand security, simplicity, and control. Engineered by European cybersecurity experts, our platform combines military-grade encryption with an effortless user experience. We remove complexity from everyday workflows, helping employees stay secure without slowing them down. From auto-filling 2FA codes to streamlining access across your cloud environment, Uniqkey keeps security frictionless and productivity high. With real-time visibility across your entire infrastructure, IT teams gain complete control over access rights, employee activity, and security scores - empowering them to defend against threats and drive compliance with confidence proactively. Seamlessly integrated with Microsoft and other core systems, Uniqkey makes provisioning and offboarding fast, automated, and secure.

Auth0 takes a modern approach to Identity, providing secure access to any application, for any user. Safeguarding billions of login transactions each month, Auth0 delivers convenience, privacy, and security so customers can focus on innovation. Auth0 is part of Okta, The World’s Identity Company™. Auth0 lets you quickly integrate authentication and authorization for web, mobile, and legacy applications, with new Fine Grained Authorization (FGA) that goes beyond role-based access control. Authenticate users across all applications with a customized, secure, and standards-based single login. Universal Login connects users to a central authorization server. Credentials aren’t transferred across sources, which boosts security and protects against phishing and credential stuffing attacks. OAuth 2.0 recommends that only external user agents (like the browser) be used by native applications for authentication flows. Auth0’s Universal Login achieves this while enabling SSO.

Authentication happens at some of the most important, and highly impactful, places in your customers' journey. Take control of user authorization with a passwordless authentication, social integrations, and enterprise SSO. Support the branding of all your customers with custom domains and a fully customisable UI by bringing your own pages and designs. Integrate with complex requirements and run your own code during authentication using our powerful workflows. Organise all your business customers using organizations to easily segergate them and fine tune the authentication experience to their individual needs. Monetize your ideas quickly with Kinde's billing tools. Create subscription plans and collect revenue effortlessly. Kinde adapts to your business model, supporting B2C, B2B, and B2B2C with robust organization management and flexible billing logic that scales with your customers.

Proton Pass is an open-source password manager based in Switzerland that encrypts your usernames, passwords, bank cards, and encrypted notes and lets users quickly autofill details across all devices and browsers. Proton Pass goes beyond keeping your password safe, it secures your online identity with its additional features and enables secure sharing of log-in information. Proton Pass is built by the same team of scientists who met at CERN and created Proton Mail, the world’s largest encrypted email service. Proton has been recommended by the United Nations for sharing highly sensitive data, and our encryption is open source and battle tested. Proton Pass is the first password manager built by a security company with a privacy-first philosophy. Join the millions of people who have signed up for Proton to protect their information.

ESET Protect Advanced is a comprehensive cybersecurity solution designed for businesses of all sizes. It offers advanced endpoint protection against ransomware, zero-day threats, and sophisticated attacks with ESET LiveSense technology. It includes full disk encryption for legal compliance and data protection. The solution features proactive cloud-based threat defense using adaptive scanning, machine learning, cloud sandboxing, and behavioral analysis to prevent new threats. Mobile threat defense secures Android and iOS devices with anti-malware, anti-theft, and mobile device management. It also provides cloud app protection, mail server security, and vulnerability and patch management. Extended detection and response (XDR) enhances threat detection and response, while multi-factor authentication adds security. The solution offers single-pane-of-glass remote management for visibility into threats and users, along with advanced reporting and custom notifications.

Intulse is a business VoIP provider offering hosted/cloud VoIP services for businesses. Managed VOIP phone systems with speed, flexibility, and more for small & large businesses in the USA. Intulse was founded in 2015 to help businesses that were stuck using old communication systems that only did a little but cost a whole lot find a better solution to meet their needs. Intulse’s VoIP UCaaS (Unified Communication as a Service) solutions are designed to increase productivity through the Intulse App, CRM integration (ex. Salesforce & HubSpot), softphones, time-based routing, virtual receptionists, customized greetings, unlimited extensions, and more. Customers who choose Intulse as their cloud VoIP provider get the power of a feature-rich system that can be customized to best-fit how they do business. Intulse’s communications specialists work closely to help select and implement features to ensure each business gets the most out of their system and service.

The most innovative cloud database service on the market, with unmatched data distribution and mobility across AWS, Azure, and Google Cloud, built-in automation for resource and workload optimization, and so much more. MongoDB Atlas is the global cloud database service for modern applications. Deploy fully managed MongoDB across AWS, Google Cloud, and Azure with best-in-class automation and proven practices that guarantee availability, scalability, and compliance with the most demanding data security and privacy standards. The best way to deploy, run, and scale MongoDB in the cloud. MongoDB Atlas offers built-in security controls for all your data. Enable enterprise-grade features to integrate with your existing security protocols and compliance standards. With MongoDB Atlas, your data is protected with preconfigured security features for authentication, authorization, encryption, and more.