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Top Rated Authentication Software with Linux

Last updated: August 2026

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26 software options

ManageEngine ADSelfService Plus logo

Self Service Password Management and Single Sign On Solution

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ADSelfService Plus strengthens authentication with adaptive MFA, passwordless options, and conditional access for endpoints, VPNs, and enterprise apps, using factors like biometrics, FIDO2, YubiKey, and TOTP to block credential-based attacks.

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SecureW2 JoinNow Platform logo

100% Cloud-based RADIUS for Secure, Scalable Access

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JoinNow Cloud RADIUS eliminates credential theft risk with secure, passwordless authentication. It integrates with leading systems, simplifies corporate & IoT device onboarding, and provides centralized control for certificate management—delivering scalable, secure access for modern IT environment.

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Foxpass logo

Linux server & Wifi Access Control

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Foxpass is a cloud LDAP, RADIUS, & SSH key management system which syncs with Google, Office 365, & more & offers a full-featured API to help users control server access & facilitate SSO on their VPN, WiFi, & machines. Foxpass ensures employee accounts only have access to the resources they need.

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Trusona logo

Passwordless Identity Authentication

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Trusona provides enterprise-wide passwordless MFA solutions that utilize dynamic identity authentication to improves security and login experience. Their workforce solutions include Passwordless MFA, Desktop MFA, Identity Proofing, MFA for SSO, ID Scanning, and more.

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Protectimus logo

Multi-factor authentication management platform

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Protectimus is a multi-factor authentication (MFA) solution, available on cloud or as on-premises deployment. Seamlessly integrate into any infrastructure with API, SDK, and ready-to-use components. It offers diverse OTP delivery methods and adheres to OATH standards, ensuring efficient two-factor authentication.

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WatchGuard AuthPoint logo

Uniquely simple and powerfully secure.

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AuthPoint Identity Security is a comprehensive security solution for businesses. With key products like multi-factor authentication, corporate password management, and credential monitoring, AuthPoint is the best way to protect your company's assets and information from credential attacks.

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VISULOX logo

Privileged access management solution

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VISULOX adds strong authentication to every privileged session: MFA, just-in-time approval and one-time access via a central gateway - no VPN, no agents. Every login is uniquely attributed to one person and fully recorded, giving provable control over who accesses critical systems, and when.

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FusionAuth logo

Identity without Constraints

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Product supports username/password, passwordless (magic links, OTP, passkeys), biometric via WebAuthn, social login (Google, Apple, Facebook, gaming platforms), and enterprise federation via SAML and OIDC. Every method is API-driven and configurable per application. Deploy in your cloud or on-prem.

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Appgate SDP logo

Zero Trust Security Access Platform

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Appgate is secure access provider that delivers solutions that prevents complex threats and reduce operational costs, securing the lives of the people that rely on them.

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Authlogics MFA logo

Software for managing authentication operations

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Authlogics provide a complete multi-factor authentication, identity management, single sign-on (SSO), and password replacement solution. Five dynamic technologies within one license for on-premise and cloud applications with rapid deployment and ease of implementation providing a seamless user experience.

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Rublon logo

Workforce Multi-Factor Authentication for SMB and Enterprise

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Secure local and remote access to networks, servers and applications using multi-factor authentication (MFA) with hardware and software authentication methods like U2F/WebAuthn Security Keys, Mobile Push, Mobile Passcode (TOTP), SMS Passcode and Email Link. Use Active Directory as Identity Provider.

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OpenOTP logo

Unified identity security for every access point

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OpenOTP is an enterprise-grade, adaptive security solution offering IAM, MFA and SSO, in a modular, scalable suite. With advanced authentication methods, seamless integrations, and zero trust readiness, OpenOTP secures both local and remote access, while improving usability and compliance.

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Soffid IAM logo

The Future of IAM is here and it's converged

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Soffid IAM is a Converged IAM Platform that brings Access Management (AM), Identity Governance (IGA) and Privileged Account Management (PAM) in one comprehensive platform. Soffid enables fast and accurate user provisioning, role-based access management, reporting and analytics.

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MIRACL Trust logo

2 second deviceless MFA on any platform or browser.

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MIRACL provides the world’s only single step Multi-Factor Authentication (MFA) that has been shown to increase customer traffic by up to 15%. Log into any mobile, desktop or even a smart TV, in 2 seconds with a success rate of up to 99.96%.

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Facephi Identity Platform logo

​Create your identity flows online and in real time​.

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Digital Identity Verification on a custom-made platform that provides our clients with the tools and the advantage of being able to adapt the technology to their every particular need. A consumer driven platform that provides both, the client and the user, with the safest verification processes.

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GPayments logo

Stop Payment Fraud. Reduce Chargebacks. Ensure SCA Complianc

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The complete EMV 3D Secure (3DS) Fraud Prevention solution. GPayments helps banks, acquirers, payment processors and merchants stop payment fraud, reduce chargebacks, and ensure SCA compliance. Includes a full 3DS testing environment.

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Portnox CLEAR logo

Network security and access control software

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Portnox’s cloud-native network & endpoint security essentials enable resource-constrained IT teams to address today’s most pressing security challenges.

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miniOrange logo

One solution for billions of Identity & Access needs.

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miniOrange is a identity and access management (IAM) provider for businesses to make any IAM feature applicable such as SSO, MFA, Provisioning, Brokering, etc. on any application across the internet.

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Build38 logo
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>The Next Generation mobile app security platform_

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Build38 offers the future of mobile app security: a single, integrated platform with cloud-augmented AI and three layers of protection. We secure your apps and backend from all threats, freeing developers to innovate. Build with confidence.

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Scalefusion OneIdP logo
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Access governance and authentication solution

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OneIdP is a zero trust access solution that enforces conditional access for devices and applications through UEM-driven security principles. The platform ensures that only compliant managed devices can access corporate emails and work applications, creating a secure environment where every access request is continuously verified. By combining user authentication with real-time device validation, OneIdP cross-verifies both identity and security posture.

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Accops Digital Workspace logo
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Digital workspace providing secure access to applications

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Accops Digital Workspace is a computing solution that enables secure and instant access to business applications. The suite includes features such as zero-trust-based access, data leakage prevention, device entry control, and secure container operating systems for BYOD users.

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Cloud Identity logo
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Multi biometric platform in the cloud (SaaS)

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Multi biometric platform in the cloud, to reliably validate the identity of people, by capturing biographical and biometric data.

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DIRO logo
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Get Original Document Verified with DIRO

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DIRO's document verification technology is intended to verify the authenticity of online original documents. With DIRO, users can certify bank statements, utility bills, & much more with 100% authenticity.

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ThreatMark logo
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Fraud prevention & risk management system for banking sector

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ThreatMark is a fraud detection and prevention software designed to help banks manage transaction risk analysis, user behavior profiling, and threat detection. The centralized dashboard allows fraud analysts to gain visibility into security or risk events and view real-time alerts for credit risks.

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Jira Oauth logo
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Enable Secure Login to Jira Cloud through mO Jira OAuth

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The Jira OAuth solution makes it easy for users to log in to Jira with their OAuth 2.0 credentials and OpenID Connect credentials.

Integrate your custom OAuth Provider with Atlassian Access to ensure seamless SSO.

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