Best Authentication Software of 2026

Auth0 takes a modern approach to Identity and enables organizations to provide secure access to any application, for any user. Auth0 is highly customizable, and simple yet flexible. Safeguarding billions of login transactions each month, Auth0 delivers convenience, privacy, and security so customers can focus on innovation. With Auth0, you can rapidly integrate authentication and authorization for web, mobile, and legacy applications, with new Fine Grained Authorization (FGA) that goes beyond role-based access control.

Sumsub is a comprehensive identity verification platform designed to enhance security throughout the entire user experience. Offering tailored solutions for KYC, KYB, AML, transaction monitoring, and fraud prevention, Sumsub allows businesses to streamline their verification processes, expand their customer base globally, adhere to compliance standards, lower expenses, and safeguard their operations. The platform boasts impressive conversion rates, achieving 91.64% in the United States, 95.86% in the United Kingdom, and 97.89% in Hong Kong, with user verification typically completed in under 50 seconds. Sumsub's approach aligns with FATF guidelines, which represent the global benchmarks for AML and CTF regulations, as well as meeting local compliance requirements from authorities such as FINMA, FCA, CySEC, MAS, and BaFin. Currently, Sumsub serves over 2,000 clients across various sectors including fintech, cryptocurrency, transportation, trading, e-commerce, and gaming, with notable partnerships including Bitpanda, Wirex, Avis, Bybit, Huobi, Kaizen Gaming, and TransferGo.

Secure your workforce with powerful, simple access security. We are Cisco Duo. Our modern access security system is designed to protect all users, devices, applications, so you can focus on what you do best. Secure access for all users and devices, in any environment, from any location. You will enjoy the peace of mind that only total device visibility and trust can provide. A SaaS solution that natively protects all applications and is easy to deploy, scaleable and quick to respond to threats. Duo's access security protects all applications from compromised credentials and devices. It also provides comprehensive coverage that helps you meet compliance requirements. Duo integrates natively with applications to provide flexible, user friendly security that is easy to implement and manage. It's a win-win-win for administrators, users, and IT staff. Multi-factor authentication, dynamic device trust and adaptive authentication are key components of your zero-trust journey. Secure SSO is also a part of the mix.

You can harness the power of biometrics to make authentication simple for any website or application. This will allow you to create a new way to log in and authenticate online. You can authenticate your users using their smartphones with 2-factor and passwordless authentication. Auth Armor provides secure authentication for every user. It does not require weak passwords or complicated codes. We have created powerful APIs, SDKs and libraries that allow you to create what you want, however you want it. You can use our tools to add authentication to any app using any flow. We offer protection for workers and consumers, so you have the power and flexibility you need to secure any information. Auth Armor is the most efficient mobile authentication system available. Instant push messaging is available to users' devices, enabling them to log in and authenticate quickly.

FusionAuth is the authentication and authorization platform engineered for developers who demand flexibility and control. Built from the ground up to integrate with any stack, every feature — from user registration to MFA and SSO — is exposed via a modern, well-documented API. Support for every major identity protocol is included out of the box: OIDC, SAML, OAuth2, JWT, passwordless login, social sign-on, and more. Whether you’re building a greenfield app or retrofitting auth into a legacy system, FusionAuth adapts to your use case — not the other way around. Need compliance? FusionAuth helps you meet GDPR, HIPAA, and COPPA standards quickly and reliably. Deploy it your way: install on Linux, Windows, macOS, Docker, or Kubernetes — or go with FusionAuth Cloud, our managed SaaS hosting. No black boxes. No vendor lock-in. Just powerful, customizable auth that works the way you do.

Passwordless, proximity login to desktop applications, Macs, PCs, Macs, websites and Macs. Active proximity-detection allows hands-free wireless 2FA and password management. IT administrators can allow users to log into their computers and websites dynamically using a physical key. This can be done either automatically, manually, by touch, pressing Enter, or with an PIN. You can easily log in, switch users, change computers, and log out without any passwords, touch, trouble, or hassle - all you need is a key. The computer locks automatically when a user leaves, preventing access to the computer or web passwords. Continuous authentication ensures that users are constantly being checked to make sure they have access. No more typing passwords. Administrators and compliance can now automate password protection from a central admin console. This allows them to enforce stronger passwords and 2FA and gives employees the ability to log in without having to interrupt their workflow. Helpdesk tickets for forgotten passwords/password resets will be reduced. Login and autolock with proximity

Skillmine Auth is a complete Identity and Access Management (IAM) platform designed to help organizations manage user identities, control access, and handle authentication securely across all their business applications. It supports modern authentication standards such as SAML, OAuth 2.0, and OpenID Connect, while also offering custom authentication options for older or legacy systems. With flexible deployment choices—whether on Cloud or On-Premises—Skillmine Auth integrates smoothly with Active Directory, HRMS, and other enterprise tools. This allows businesses to create a unified, secure, and consistent user experience across their entire digital environment.

Know the real identity of your customer, user, or employee with the Udentify Identity Verification and Biometric Authentication solution. Challenges we solve: - Identify verification - Onboarding - New account opening - Age verification - Fraud prevention - Biometric authentication - Passwordless authentication - Strong customer authentication - KBA replacement - KYC and AML compliance Udentify is iBeta Level 1 and Level 2 certified, quickly integrates into your website or mobile app and lets your users navigate from a desktop to a mobile experience as desired.

LastPass is the leader in password and identity management solutions, trusted by individuals and organizations of all sizes worldwide. Millions rely on LastPass daily to create, store, manage, and protect their most important credentials, keeping them secure, private and always within reach. With LastPass, anyone can effortlessly log in to life or work anytime, anywhere.

Cipherise for developers. All you need to create powerful and user-friendly authentication. Your users will have the best experience possible. Multi-Factor Authentication. MFA is simple and highly secure, which is almost invisible to end users. No complex passwords. No more complicated passwords, usernames, or credential sharing Omni Channel. The user experience is consistent regardless of whether it's on a mobile, tablet, laptop, or PC. Hackers are no longer able to access centralized credential Honeypots. Bi-Directional authentication. Before the user authenticates to it, the service authenticates to them. Mobile Native. Mobile Native. Protect your valuable IP and Content. We make it easy for your customers to sign up and access your content from any device.

Authentication Cloud is faster, easier, & more user-friendly. Customers can access your online services without the need for passwords or expensive SMS fees. The Nevis Authentication Cloud will allow you to provide maximum security and a seamless user experience for your customers in no time. Authentication as a service is faster, easier, and more user-friendly. Customers can access your online services without the need for passwords or expensive SMS fees. The Nevis Authentication Cloud will allow you to offer maximum security and a seamless user experience to your customers in no time. The Authentication Cloud from Nevis will allow you to offer maximum security and a seamless user experience to your customers in no time. In today's mobile world, remembering complex passwords for individual accounts is no longer an option. New password-free authentication options such as fingerprint and face ID are faster, more convenient, and significantly safer for all parties.

Drop Authsignal into your identity stack to secure customer journeys and deliver world-class user authentication experiences. Focused on enabling product and fraud teams to orchestrate customer journeys and mitigate fraud, Authsignal makes it easy to deploy passkeys. Delivering class-leading drop-in authentication experiences, product teams leverage Authsignal to drop authentication (Passkeys, push, SMS authentication) challenges anywhere in the user experience. Seamlessly authenticate identity, secure customer journeys, and protect customer data with a unified customer experience. Gain a single view of customer activity and stream identity data with audit trails. Passkeys, CIAM, IAM, Authentication, Passwordless Authentication, Multifactor Authentication, Passkey

Rublon allows your workforce to securely connect to your organization's servers, networks, and applications. Multi-factor authentication makes it easy to protect your data and comply with data protection regulations such as GDPR. Rublon can be deployed across your organization, enabling multi-factor authentication (MFA) for all cloud apps, VPNs servers, workstations, on-premise and internal apps.

Routee is an intelligent omnichannel communication platform. (CPaaS), Routee offers advanced Web and API automation for all industry sectors. Routee's services are powered by AMD Telecom's strong infrastructure. They enable businesses to optimize marketing and business processes. -SMS Marketing: Custom-made messages based upon customers' individual preferences -Email Marketing: personalized newsletters and email campaigns based upon audience behavioral data -Transactional email: automated emails to customers regarding important data about their transactions -Marketing Automation: Rich forms & customer data capture. Automate repetitive marketing tasks and track marketing campaigns. -Two factor authentication: A second layer of security that includes fallback via SMS, Voice, Viber, and Missed Call -Cloud IVR: Multilingual capabilities, including the ability to convert speech into text and text to human-sounding text -Push Notifications: personalized web and mobile push notifications based on segmentation.

It makes it easier for employees and students to access the apps they need to learn or work. Students and employees can reset their passwords at any time, which reduces the need for IT help. Increases cyber security by protecting user accounts against hacking and thwarting ransomware, phishing cyber attacks.

Small and medium-sized enterprises (SMEs) around the world can realize true freedom of choice by partnering with JumpCloud. JumpCloud centralizes the management and security of identities, access, and devices through its cloud-based open directory platform, enabling IT teams and managed service providers (MSPs) to remotely support Windows, Mac, Linux, and Android devices, manage identities natively or from their preferred HRIS or productivity suite, and provide access to hundreds of on-prem and cloud-based apps with a single, secure set of credentials. Start a 30 Day Trial of JumpCloud today to take advantage of the entire platform for free.

Protect essential organizational data and enhance employee efficiency with OneLogin, a reliable identity and access management (IAM) platform tailored for contemporary businesses. This solution is crafted to bolster security within enterprises while streamlining login processes, making it an ideal choice for organizations aiming to implement security measures effortlessly. OneLogin boasts a variety of highly-rated functionalities, including single sign-on (SSO), a centralized directory, user provisioning, adaptive authentication, mobile identity management, compliance reporting, and additional features. By leveraging these tools, companies can ensure both security and ease of access for their users. As organizations continue to navigate the complexities of digital security, OneLogin stands out as a comprehensive solution to meet these evolving needs.

Identity Governance and Web Access Management You must ensure that new employees are granted access to all systems and resources necessary to their work. Access that is not necessary for the new position must also be revoked. It is essential that permissions are granted for users who leave the firm or are terminated. To avoid disgruntled users, access to sensitive data and applications must be disabled or removed promptly with traceability.

Silverfort's Unified Identity Protection Platform was the first to consolidate security controls across corporate networks to prevent identity-based attacks. Silverfort seamlessly integrates all existing IAM solutions (e.g. AD, RADIUS Azure AD, Okta. Ping, AWS IAM), providing protection for assets that cannot be protected previously. This includes legacy applications, IT infrastructure, file system, command-line tools and machine-tomachine access. Our platform continuously monitors access to users and service accounts in both cloud and on-premise environments. It analyzes risk in real-time and enforces adaptive authentication.

Cyphercor is a two factor authentication provider that offers a best-in-class solution that's effortless, intuitive, and cost-effective called "LoginTC". LoginTC adds an additional layer of security to your systems and applications including VPNs, Firewalls, remote desktop, active directory, and more. LoginTC offers a wide range of two factor options for end-users to authenticate, including SMS, email, push notifications, hardware tokens, U2F, OTP, bypass codes, and more. LoginTC can help you reduce your insurance costs and meet compliance regulations with ease.

TrustBuilder is a European-based Access Management software vendor based in Europe, specializing in strengthening digital landscapes with identity-centric solutions. It's SaaS platform seamlessly integrates passwordless and deviceless Multifactor Authentication into a comprehensive Customer Identity and Access Management platform, combining airtight security with a frictionless user experience. Committed to enabling secure and efficient operations, TrustBuilder offers tailor-made solutions, empowering businesses to customize their cybersecurity defenses.

OpenOTP Security Suite is an enterprise-class security solution for two-factor authentication with U2F/OTP, federation and identity management (IAM). The solution combines mobile technologies with proven security standards to provide the best alternative for business and non-business users who need cost-effective solutions that support their users' mobility. It enables integration of a variety of third-party products and systems with MFA, even if they only support LDAP as an authentication backend. Try OpenOTP Security Suite if you are interested in: USER MOBILITY | PRIVACY | VPN AND WIFI SECURITY | SSO AND ADFS | FINE-GRAINED AUTHENTICATION POLICIES | ALL-IN-ONE SECURITY SOLUTIONS | EUROPEAN DATA STORAGE OpenOTP Security Suite is an enterprise-class European security solution designed for installation on-premises or in a private cloud. ++ Free Token App (and compatible with most existing hardware and software tokens) ++ Free 30-day Trial ++ Freeware (<25 users)

HYPR is The True Passwordless Company with cutting edge technology and backed up by major investment partners. The HYPR Cloud Platform allows Passwordless Authentication across an enterprise workforce. It combines the security and convenience of a smartcard with the convenience of a smartphone. With HYPR, businesses can eliminate customer passwords and provide a superior login experiences for your customers as well. Consumer-grade usability increases the productivity of your employees and reduces friction for your customers.

Authentication is a pivotal moment in your customer's journey. With Kinde, you can take full control. We provide passwordless authentication, social logins, and enterprise SSO to give your users flexible, secure access. You can fully customize the UI with your own designs and domains, ensuring a seamless, on-brand experience. For complex needs, our powerful workflows let you run custom code during authentication. Plus, you can easily organize business customers using our organizations feature, allowing you to fine-tune the experience for each one. Beyond authentication, Kinde helps you monetize your business quickly. You can effortlessly create subscription plans and collect revenue. Our platform is built to support B2C, B2B, and B2B2C business models, with robust organization management and flexible billing logic that scales as you grow.

IdentityServer serves as a versatile and standards-adhering framework for OpenID Connect and OAuth 2.0 tailored for ASP.NET Core, ensuring complete control over user interface, user experience, business logic, and data management. It has received official certification from the OpenID Foundation and encompasses a wide array of protocols and standards developed by the OpenID Foundation and IETF working groups. Additionally, it presents limitless hosting possibilities, facilitating deployment on-premises, in cloud environments, behind VPNs, and on various platforms such as Windows, Linux, Docker, or Kubernetes. Duende Software enhances this offering with supplementary products, including IdentityServer for Redistribution and a Backend for Frontend (BFF) security framework. To assist developers in effectively utilizing these solutions, extensive documentation and training resources are readily accessible. Our commitment to being fully compliant with standards is paramount, and we strive to provide you with comprehensive access to all facets of the OAuth and OpenID Connect protocol family. Furthermore, this approach empowers organizations to implement secure authentication and authorization processes tailored to their specific needs.