Best Small Business Authentication Software

Compare the Top Small Business Authentication Software as of January 2026

What is Small Business Authentication Software?

Authentication software verifies the identity of users or devices before granting access to systems, applications, or data, ensuring security and preventing unauthorized access. It supports various methods such as passwords, biometrics, multi-factor authentication (MFA), token-based authentication, and single sign-on (SSO) to provide flexible and robust identity verification. The software integrates with identity management systems and security frameworks to enforce access policies and monitor authentication events. By enhancing security and user experience, authentication software is critical for protecting sensitive information in industries like finance, healthcare, and government. It helps organizations comply with regulatory requirements and reduce the risk of breaches. Compare and read user reviews of the best Small Business Authentication software currently available using the table below. This list is updated regularly.

  • 1
    Plaid

    Plaid

    Plaid

    Plaid is a global fintech infrastructure platform that enables businesses and consumers to securely connect to financial data and services. Through APIs that connect to more than 12,000 financial institutions across 20+ countries, Plaid operates the world’s largest open banking data network. By removing the complexity of direct bank integrations, Plaid enables developers, financial institutions, and enterprises to build secure, user-friendly, and conversion-optimized financial products. Plaid powers payments, lending, identity verification, fraud prevention, and personal finance applications. Today, more than 100 million people worldwide, including half of U.S. adults, have relied on Plaid through their connections to over 7,000 apps and services.
    Starting Price: Free
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  • 2
    FusionAuth

    FusionAuth

    FusionAuth

    FusionAuth provides a comprehensive authentication platform designed for flexibility, security, and developer ease. It supports a wide range of authentication methods including username/password, passwordless, multi-factor authentication (MFA), and social logins. FusionAuth is built API-first, allowing seamless integration into any tech stack or architecture. It supports industry protocols like OAuth2, OIDC, and SAML for secure and standards-compliant authentication. Whether deployed on-premises, in the cloud, or in hybrid environments, FusionAuth gives you full control over the user login experience while helping you meet compliance requirements such as GDPR, HIPAA, and COPPA.
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    Starting Price: $0
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  • 3
    GateKeeper Enterprise

    GateKeeper Enterprise

    Untethered Labs, Inc.

    Passwordless, proximity login to PCs, Macs, websites, and desktop applications. Hands-free, wireless 2FA and password manager through active proximity-detection. IT admins can dynamically allow users to log in to their computers and websites with a physical key either automatically, by touch, by pressing Enter, or with a PIN. Seamlessly login, switch users, switch computers, and logout without passwords, touch, or trouble - just a key. Once a user walks away, the computer will lock, blocking access to the computer and web passwords. With continuous authentication, users are always being checked to ensure that they require access. No more typing passwords. Admins and compliance can now automate password security from a central admin console: enforce stronger passwords, enforce 2FA, and give employees the power of password-free login without interrupting workflow. Reduce helpdesk tickets related to forgotten passwords/password resets. Login and auto-lock with proximity.
    Starting Price: $3/user/month
  • 4
    Cisco Duo
    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.
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    Starting Price: $3 per user per month
  • 5
    LastPass

    LastPass

    LastPass

    LastPass is a cloud-based password manager available on any system or device, ensuring credentials are protected, private, and always within reach. Simple to set up and effortless to use, LastPass delivers the world's most convenient password management experience for consumers and businesses of all sizes and technical requirements. Say goodbye to password fatigue by generating, sharing, accessing, and managing credentials at the click of a button, while preventing bad actors from accessing precious data and account logins. Businesses also utilize LastPass to consolidate their tech stacks or to fill access management gaps with native integrations for MS Entra, Okta, and other IdPs and IAMs. With over 100 customizable policies, flexible privileges, detailed reporting, MFA and passwordless authentication options, LastPass makes it easy for organizations with numerous logins and increasing security risks to standardize password management company wide.
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    Starting Price: $4 per user per month
  • 6
    Cipherise

    Cipherise

    Cipherise

    With over 5000 SAML integrations, experience seamless and secure connections with Cipherise - the platform that offers infinite ways to connect with your employees and customers. By integrating with Cipherise, you can easily build authentication into any app, and offload customer identity management to create delightful experiences quickly. With Cipherise's mutual, bi-directional authentication, you get the security, scalability, reliability, and flexibility to build the stack you need. You will know the person who registered continues to be that person, and they know you are you. Plus, you can protect and enable your employees, contractors, and partners with Cipherise enterprise solutions - no matter where they are. One of the key features, that separate Cipherise from all others - Cipherise eliminates Mass Data Breaches. An attack is limited to one user on one system. Additionally, we store no passwords. Cipherise streamlines your identity and access management needs.
    Starting Price: $30 per user per month
  • 7
    Nevis Authentication Cloud
    Authentication Cloud faster, easier, and more user-friendly. Let customers access your online services without passwords and costly SMS fees. With the Nevis Authentication Cloud, you can offer your customers maximum security and a smooth user experience in no time at all. Authentication as a service – faster, easier and more user-friendly. Enable customers to access your online services without passwords and costly SMS fees. With the Nevis Authentication Cloud you can offer your customers maximum security and a smooth user experience in no time at all. With the Authentication Cloud from Nevis, you can offer your customers maximum security and a smooth user experience in no time at all. Remembering a long, complex password for each individual account no longer fits into today’s fast, mobile world. New solutions with password-free authentication such as fingerprint or face ID are not only faster and more convenient but also significantly more secure for all parties involved.
    Starting Price: $500 per month
  • 8
    Quicklaunch

    Quicklaunch

    Quicklaunch

    QuickLaunch is the #1 leader in Identity and Access Management (IAM) for Higher Education. More than 500 organizations trust QuickLaunch’s platform to manage over 2,000,000 identities and integrate over 3,000 applications worldwide. CIOs, CTOs, and CISOs use QuickLaunch IAM technologies to engage with students, faculty, and staff and protect them throughout their journey. QuickLaunch’s technology is vital in protecting the user experience, driving both operational efficiencies and higher productivity for colleges, universities, and institutions. Improves cyber security posture by protecting user accounts from being hacked and thwarting ransomware and phishing cyber attacks. Automatically provisions students from the Student Information System and employees from the Human Resources system so they can quickly get access to the apps they need when they matriculate and join.
    Starting Price: $0.73 per month
  • 9
    passbolt

    passbolt

    passbolt

    Finally, a password manager built for collaboration. Secure, flexible, and automation-ready. Trusted by 10,000 organizations, including Fortune 500 companies, newspapers, governments, and defense forces. Passbolt servers are designed to be simple to install and easy to manage. Yet they are enterprise-ready and can support complex setup for high availability. Passbolt can be used from your browser or mobile phone. Sharing happens in real-time. Desktop apps are coming soon. Retrieve, store and share passwords programmatically with the JSON API. Automate at scale with Passbolt CLI. Real-time access logs. Privacy is in our DNA, but also in the DNA of European laws (to make sure we don’t change our minds). Passbolt self-hosted source code comes under an AGPL license. Yes, even the commercial version. You are free to audit it, contribute to it, and redistribute it. This is why we have a healthy community of thousands of organizations in all sectors.
    Starting Price: €45/month/10 users
  • 10
    Ondato

    Ondato

    Ondato

    Ondato is a tech company that streamlines KYC and AML-related processes. We're providing advanced technological solutions for digital identity verification, business customer onboarding, data validation, fraud detection, and more. All of them meet the highest quality standards available for KYC online or offline onboarding for all business and customer types orchestrated from a single interface. We're turning compliance into a business benefit by creating a safer environment for organizations and individuals alike.
    Starting Price: €149.00/month
  • 11
    TrustBuilder

    TrustBuilder

    TrustBuilder

    TrustBuilder is your reliable partner in cybersecurity. We go beyond the traditional software firm role, focusing on delivering robust and secure solutions that foster trust among enterprises. Through our Access Management Platform, TrustBuilder.io, our commitment is to ensure the secure digital journey of your employees, partners, and customers. With our advanced MFA and CIAM technology, we provide uninterrupted access while safeguarding identities. > TrustBuilder's SaaS MFA provides airtight, phishing-resistant security, passwordless experience, and seamless integration. > TrustBuilder's tailor made CIAM provides PBAC delivering fine grained authorization based on attributes with customisable workflows.
    Starting Price: € 10 per user / per year
  • 12
    OpenOTP Security Suite
    OpenOTP Security Suite is a European Enterprise-grade Security all-in-one Solution for Identity & Access Management (IAM), including : - Multi-Factor Authentication (MFA/2FA) with U2F / OTP, applicable even for Legacy Applications - Federation Services (SSO with OpenID & SAML / ADFS) - Network Access Control (protecting Wifi & Ethernet Swiches) - VPN security (via an included Radius Bridge), designed specifically for remote work - Windows logins & Remote Desktop Services (RDS) OpenOTP Security Suite combines mobile technology with proven security standards to offer professionals and non-professionals the best alternative, bringing modularity and flexibility to suit any infrastructure's needs. 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)
    Starting Price: €1.85/User/M
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    HYPR

    HYPR

    HYPR | The Passwordless Company

    HYPR fixes the way the world logs in. Organizations are faced with the challenge of achieving secured and seamless authentication coupled with a flawless user experience at a time when it’s more critical than ever. HYPR’s passwordless multi-factor authentication (PMFA) platform decouples authentication from the organization’s current and future identity providers and eliminates the traditional trade-off between security and user experience by providing uncompromising assurance and consumer-grade experience with true passwordless and phishing-resistant MFA. The solution is trusted by more than 60M users worldwide. With deployments taking hours rather than weeks or months, organizations decrease the risk of attack, increase positive user experience, and lower operational costs.
    Starting Price: $4.00 per user/month
  • 14
    Edgenexus Load Balancer (ADC/WAF/GSLB)
    Choose us because we offer the easiest to use technology without sacrificing features or performance. We back this up with outstanding support and care, delivered under a fair and cost effective pricing model Our technology is used by the smallest startups with big ideas and small budgets all the way to global enterprises and anything in between. We love them all the same! Easy to use Load balancing, WAF, GSLB and SSO/Pre-Authentication. It is also the Only true ADP Application Delivery Platform where the functionality and lifespan can be enhanced using the app store or applications that you develop in house.
    Starting Price: $50
  • 15
    VaultCore

    VaultCore

    Fornetix

    Fornetix® delivers VaultCore™, a highly scalable, next-generation, patented enterprise key management solution built to fully enable encryption to protect your data by seamlessly integrating with existing platforms, automating policy, and empowering administrators with an organized, centralized control that is easily exercised across all environments. Request a demo and experience VaultCore's: - Rapid, seamless integration with existing technology - Separation of Duties (a best practice) - Centralized Control of policy through powerful automation - Strengthened security of data at rest, in motion and in use - Drastic reduction in costs associated with data breaches — lost business, recovery time, reputation damage - Simplified compliance and regulatory enforcement - Scalable to over 100 million keys (more than enough to meet any industry's or government's needs) - Reporting abilities to meet compliance needs - Ease of use
    Starting Price: $1,118 per year
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    MonoCloud

    MonoCloud

    MonoCloud

    MonoCloud is a developer-focused platform designed to streamline authentication, authorization, and user management for applications across multiple environments, including web, mobile, IoT devices, and more. It enables developers to easily integrate secure and customizable login processes, supporting a range of authentication methods such as passwords, magic links, one-time passcodes, and social logins like Google, Facebook, and Apple. Built with a strong emphasis on reducing user friction, MonoCloud offers a branded and smooth authentication experience. The platform includes advanced features such as mutual TLS, brute-force protection, and global session management, making it a comprehensive solution for handling user access across various applications and devices. In addition, MonoCloud is designed with developers in mind, providing extensive documentation, integration guides, and support for various front-end and back-end frameworks.
    Starting Price: $0
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    ZITADEL

    ZITADEL

    ZITADEL

    ZITADEL is an open-source identity and access management platform designed to simplify authentication and authorization for applications. It offers a comprehensive suite of features, including customizable hosted login pages, support for modern authentication methods such as Single Sign-On (SSO) and social logins, and enforcement of multifactor authentication to enhance security. Developers can integrate authentication directly into their applications using ZITADEL's APIs or build dedicated login interfaces. The platform supports role-based access control, allowing for precise permission assignments based on user roles, and is inherently multi-tenant, facilitating easy extension of applications to new organizations. ZITADEL's extensibility enables seamless adaptation to various workflows, user management processes, and brand guidelines, with features like ZITADEL Actions that execute workflows after predefined events without the need for additional code deployment.
    Starting Price: $100 per month
  • 18
    BoxyHQ

    BoxyHQ

    BoxyHQ

    Security Building Blocks for Developers. BoxyHQ offers a suite of open-source APIs for security and privacy, helping engineering teams build and ship compliant applications faster, reducing Time to Market without sacrificing their security posture. 1. Enterprise Single Sign On (SAML/OIDC SSO) 2. Directory Sync 3. Audit Logs 4. Data Privacy Vault (PII, PCI, PHI compliant)
    Starting Price: $0
  • 19
    Signicat

    Signicat

    Signicat

    Signicat is a pioneering, pan-European digital identity company with an unrivalled track record in the world’s most advanced digital identity markets. Founded in 2006, Signicat's mission is to build technology for people to trust each other in a digital world. Its Digital Identity Platform incorporates the most extensive suite of identity-proofing and authentication systems in the world, all easily accessible through a single integration point. The platform supports and orchestrates seamlessly the full identity journey, from recognition and onboarding, through login and consent, to making legally binding business agreements which stand the test of time. In 2019, Signicat was acquired by leading European private equity investor Nordic Capital. Today, Signicat boasts a workforce of over 450 dedicated professionals across 17 European offices.
  • 20
    Curity

    Curity

    Curity

    The Curity identity server is a standards-based identity and API security platform designed to provide robust authentication and authorization for digital services. It combines identity and API security, enabling scalable customer identity and access management to accelerate digital transformation, growth, and customer loyalty. It offers a range of features, including multi-factor authentication, user journey orchestration, decentralized identity, and secure access management. It supports various identity-related standards such as OAuth, OpenID Connect, and SCIM, ensuring interoperability and compliance with industry protocols. Curity's architecture is built on the principle of separation of concerns, enhancing security, flexibility, and scalability. It provides advanced configuration management with transaction-based changes, rollbacks, and backups, accessible through a web UI, CLI, RESTCONF API, and XML config files.
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    Stytch

    Stytch

    Stytch

    The authentication platform for developers. Onboard, authenticate, and engage your users with Stytch’s APIs. Improve security and user experience with flexible, passwordless authentication solutions. Let us build the infrastructure, so you can focus on your product. Our SDKs offer flexible templates that can be tailored to your colors, fonts, and logo, so you can easily create seamless onboarding and authentication experiences that delight users and complement your brand—without the trouble of building UI from the ground up. For even more control over your user experience, choose our direct API integration, which considers both developer and user experience to ensure fast, safe, and easy passwordless authentication flows. We make the integration quick and painless, with clear and comprehensive documentation.
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    Teleport

    Teleport

    Teleport

    The Teleport Infrastructure Identity Platform modernizes identity, access, and policy for infrastructure, for both human and non-human identities, improving engineering velocity and resiliency of critical infrastructure against human factors and/or compromise. Teleport is purpose-built for infrastructure use cases and implements trusted computing at scale, with unified cryptographic identities for humans, machines and workloads, endpoints, infrastructure assets, and AI agents. Our identity-everywhere approach vertically integrates access management, zero trust networking, identity governance, and identity security into a single platform, eliminating overhead and operational silos.
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    AU10TIX

    AU10TIX

    AU10TIX

    AU10TIX, an identity management company headquartered in Israel, is on a mission to obliterate fraud and further a more secure and inclusive world. The company provides critical, modular solutions to verify and link physical and digital identities so businesses and their customers can confidently connect. Over the past decade, AU10TIX has become the preferred partner of major global brands for customer onboarding and customer verification automation. AU10TIX takes verification and authentication to a whole new level of scalability. The power of deep learning lies within the input – the more you feed it, the smarter it becomes. This enables you to scale consumer onboarding and exponentially scale your business. With over 5% of the world identities already scanned and verified, fortune 500 companies are powered by AU10TIX, wiping out fraud while confidently focusing on growth. Our identity has changed over the years. Our principles & pioneering vision haven’t.
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    Onfido

    Onfido

    Entrust

    Onfido, an Entrust company, is a technology provider specializing in AI-powered digital identity verification to help businesses securely and efficiently onboard customers. Its Real Identity Platform verifies users by analyzing government-issued IDs and matching them with facial biometrics, ensuring accurate authentication. Supporting various document types, including passports and driver’s licenses, Onfido integrates seamlessly with business systems to create a frictionless user experience. Its solutions help organizations reduce fraud, comply with global regulations, and streamline customer acquisition. With a focus on trust and security, Onfido enables businesses to verify identities with confidence in an increasingly digital world.
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    Jumio

    Jumio

    Jumio

    With identity theft and account takeover on the rise, it’s increasingly difficult for businesses to trust that someone is who they claim to be online. Jumio’s identity proofing and eKYC solutions are powered by the Jumio KYX Platform and leverage biometrics, AI and the latest technologies to quickly and automatically verify the digital identities of new customers and existing users. Jumio provides an automated and intuitive user experience that takes less than a minute to complete. Jumio supports more countries, languages, and document types than any other solution. Jumio seamlessly integrates into websites, iOS or Android applications via APIs, SDKs and webcams. Quickly integrates into your website or mobile app and lets your users shift from a desktop to mobile experience as desired. All data is transmitted and stored with strong AES 256-bit encryption. Jumio is PCI DSS Level 1 compliant which speaks to the seriousness that we take data security and privacy.
  • 26
    swIDch

    swIDch

    swIDch

    swIDch’s OTAC technology combines elements of the three most common authentication systems, user ID/passwords, RSA hardware/ software for generating authentication codes, and tokenization. Based on the world’s first 1-way dynamic authentication technology, OTAC sets a new standard for authentication in cyber security beyond the limitations of existing authentication methods. swIDch is an authentication technology expert to help every person and every organization have secure access to the information they want in communication networks through an easy and secure identity authentication process. Our authentication technology guarantees trustworthy access anywhere in the world, regardless of network connection. We prove that authentication is not a difficult technology, but a secure transport that leads to the desired information. swIDch helps to remove CNP frauds in the most secure and cost-effective way.
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