List of the Top 16 Multi-Factor Authentication (MFA) Apps for OpenVPN in 2025

Auth0 adopts a contemporary method for managing identity, allowing organizations to ensure secure access to applications for all users. It offers a high degree of customization while remaining both straightforward and adaptable. Handling billions of login transactions every month, Auth0 prioritizes convenience, privacy, and security, enabling customers to concentrate on their innovative efforts. Furthermore, Auth0 facilitates quick integration of authentication and authorization processes across web, mobile, and legacy applications, featuring advanced Fine Grained Authorization (FGA) that expands the capabilities of traditional role-based access control, thereby enhancing security measures overall.

Google Authenticator generates 2-Step Verification codes right on your mobile device, adding an important layer of security to your Google Account by requiring a second verification step when you log in. In addition to entering your password, you will also need a code produced by the Google Authenticator app on your phone. This setup allows you to securely and conveniently access a wide range of websites and services through your Google Account, all while keeping your privacy preferences within your control. To further enhance the security of your account, take advantage of the Security Checkup tool, which provides tailored guidance and practical steps to strengthen your account's defenses. It is essential to be aware that compromised passwords are more common than many people realize. The implementation of two-step verification acts as a strong safeguard against unauthorized access by requiring an extra verification step following your password entry, thus greatly improving your account's overall security. By employing this method, you can enjoy a heightened sense of security, knowing that your personal information is better shielded from potential threats. Ultimately, taking these precautions not only protects your data but also gives you confidence while navigating online.

Experience a seamless sign-in process without the need for passwords by simply entering your username and confirming your identity via your mobile device—it's that easy! Unlike traditional passwords, which can be forgotten or compromised, the Authenticator app provides an extra layer of security with your PIN or fingerprint. This reliable tool allows you to access various services, including Outlook, OneDrive, and Office, effortlessly. Protect your accounts effectively by using two-step verification for enhanced security. Additionally, the app fortifies your online safety by generating time-based one-time password (OTP) codes, ensuring comprehensive protection for your accounts. With these advanced features, you can navigate the digital landscape confidently and securely, all while eliminating the stress of managing complex passwords. Enjoy the freedom of a password-free lifestyle, making your online interactions not only simpler but also more secure than ever before.

A single platform offers endless opportunities to engage with both your customers and staff. Any application can be made secure with authentication capabilities. Okta enables you to swiftly develop experiences that are both secure and enjoyable. By integrating Okta's Customer ID products, you can assemble the necessary framework to ensure security, scalability, and dependability. Safeguard and empower your employees, contractors, and partners effectively. Okta’s workforce identification solutions ensure that your employees remain protected regardless of their location. You will be equipped with essential tools to streamline cloud transitions and facilitate hybrid work environments. Trusted by organizations worldwide, Okta is committed to safeguarding workforce identities while promoting seamless connectivity across various platforms. This reliability and trust make Okta a go-to choice for businesses aiming to enhance their security infrastructure.

Microsoft Entra ID, formerly recognized as Azure Active Directory, is a powerful identity and access management platform that offers essential directory services, application access governance, and advanced identity protection features in the cloud. By implementing this identity solution, organizations can bolster their security while effectively connecting employees, clients, and partners to their applications, devices, and critical data resources. Leverage strong authentication techniques and tailored access policies to safeguard resource access without compromising user experience. Strive for a swift and simple sign-in process across your multicloud setup to enhance user productivity, reduce time spent on password management, and improve overall operational efficiency. By centralizing the oversight of all identities and access to both cloud and on-premises applications, organizations can achieve greater visibility and control over their resources. This holistic strategy not only secures sensitive information but also cultivates a seamless, collaborative environment that benefits all users, ensuring that they can work effectively and efficiently. Additionally, by regularly updating and optimizing access protocols, organizations can stay ahead of potential security threats while maintaining a user-friendly interface.

Rublon provides a secure means for your employees to access your organization's servers, networks, and applications. By implementing multi-factor authentication, it simplifies the process of safeguarding your information and adhering to data protection laws like GDPR. Moreover, Rublon can be integrated throughout your organization, facilitating multi-factor authentication (MFA) for a wide range of platforms, including cloud applications, VPNs, servers, workstations, and both on-premise and internal applications. This comprehensive deployment ensures enhanced security across all facets of your digital infrastructure.

Numerous developers do not realize that an incredibly powerful solution for user management, authentication, and authorization, including the creation of tailored login and signup interfaces, is entirely free and open-source: Keycloak 🤯. While it’s free, the responsibility for its setup and ongoing maintenance falls on you as your application grows, leading to various hurdles we aim to address: Awareness: Many developers and organizations remain in the dark about Keycloak's ability to fulfill all their identity and access management (IAM) needs. Cost: Numerous companies incur hefty expenses with their current Identity as a Service (IDaaS) providers. Maintenance: Firms already utilizing Keycloak often encounter difficulties in managing the related maintenance tasks and ensuring compliance with regulations for sensitive information. Skycloak offers a managed Keycloak solution that delivers enterprise-level identity and access management features without the intricacies of overseeing your own infrastructure. By integrating Keycloak’s powerful capabilities with additional tools and services, Skycloak significantly improves both security and the overall development experience for users. As a result, organizations can focus on their core objectives rather than get bogged down by IAM complexities.

Safeguard vital organizational information and improve employee productivity through OneLogin, a dependable identity and access management (IAM) platform designed specifically for modern enterprises. This solution is engineered to enhance security within organizations while simplifying the login experience, making it a perfect fit for businesses looking to adopt security protocols with ease. OneLogin offers an array of highly-rated features, such as single sign-on (SSO), a centralized user directory, user provisioning, adaptive authentication, mobile identity management, compliance reporting, and more. Utilizing these capabilities, organizations can achieve a balance of security and user accessibility. As the landscape of digital security continues to evolve, OneLogin emerges as a robust solution to address the growing demands and challenges faced by companies today. Furthermore, its user-friendly interface and comprehensive support further solidify its position as an essential tool for businesses striving for both protection and efficiency.

Cyphercor provides a top-notch two-factor authentication solution known as "LoginTC," which is designed to be user-friendly, efficient, and affordable. This robust system enhances the security of various applications and systems, including VPNs, firewalls, remote desktop access, and active directory. With LoginTC, end-users can choose from a diverse array of two-factor authentication methods such as SMS, email, push notifications, hardware tokens, U2F, OTP, and bypass codes, ensuring flexibility and convenience. Additionally, utilizing LoginTC can assist organizations in minimizing their insurance expenses while effortlessly adhering to compliance standards. By implementing such an advanced security measure, businesses can also foster greater trust with their clients.

Many employees perceive passwords as a hassle, akin to the difficulties you may face in addressing the challenges they present. The growing number of passwords and tokens not only heightens security vulnerabilities but also contributes to user exhaustion and increased costs. A shift away from passwords seems imperative at this juncture. A striking 89% of security professionals advocate for the adoption of advanced multi-factor authentication solutions that provide continuous, behavior-based verification as a means to significantly bolster organizational security. Acceptto offers a cutting-edge Intelligent MFA that smoothly facilitates access to applications while continuing to authenticate users post-login. This innovative approach effectively prevents account takeovers, even in cases where cybercriminals have acquired passwords. ItsMe™ Intelligent Multi-Factor Authentication enhances security by verifying access attempts on registered devices in real-time through various methods such as push notifications or verification codes (SMS, TOTP, email, etc.). You can also choose from options like time-based one-time passwords (TOTP), security keys, or biometric authentication, enabling secure verification of access even when offline. Consequently, this ensures reassurance for both users and administrators, fostering a more secure digital environment.

1Kosmos enables individuals, clients, and employees to engage with digital services securely by offering passwordless access. The BlockID platform integrates identity verification with robust authentication methods, establishing a decentralized digital identity that safeguards against identity theft, account compromise, impersonation, and fraudulent activities, all while ensuring a seamless experience for users. Notably, BlockID stands out as the sole platform certified by NIST, FIDO2, and iBeta, executing millions of authentications each day for key players in the banking, telecommunications, and healthcare sectors worldwide. This comprehensive approach not only enhances security but also builds trust among users, ensuring that their identities are protected in an increasingly digital landscape.

Our unique multi-factor authentication (MFA) solution significantly reduces the risk of data breaches and network disruptions caused by lost or compromised credentials, all while providing essential features through the Cloud for easy setup and management. AuthPoint goes beyond traditional 2-Factor Authentication (2FA) by implementing cutting-edge techniques for user verification, and our broad array of third-party integrations enhances the functionality of MFA for superior access protection. Essentially, WatchGuard AuthPoint emerges as the premier choice at a pivotal time, catering to businesses that need immediate solutions to counteract potential threats. By employing methods such as push notifications, QR codes, or one-time passwords (OTPs) for additional verification, AuthPoint guarantees strong identity validation, while our mobile device DNA technology authenticates the registered user's phone prior to granting access to systems and applications. Any unauthorized individual attempting to mimic a user's device to breach a secure system would encounter significant obstacles. Consequently, organizations can function with heightened assurance, confident that their security protocols are both sophisticated and effective, enabling a secure environment for sensitive data. This comprehensive approach to security not only protects against unauthorized access but also fosters a culture of safety within the organization.

AuthLite provides a secure and budget-friendly solution for Windows enterprise network authentication. Unlike other multi-factor authentication offerings, its cutting-edge technology allows your Active Directory to inherently support two-factor authentication, enabling you to maintain your existing software while significantly improving security precisely where it is essential. By limiting user privileges, AuthLite successfully reduces the chances of "Pass the Hash" (PtH) attacks targeting administrative accounts, enforcing two-factor authentication before granting access to the domain admins group SID. Furthermore, it integrates effortlessly with your existing RDP servers and applications, eliminating the need for any changes to the software or drivers on the RDP client machines. Even during offline scenarios, your account enjoys the protection of two-factor authentication. AuthLite also utilizes the strong cryptographic HMAC/SHA1 Challenge/response feature of the YubiKey token, allowing for secure cached or offline logins, thus ensuring a robust and dependable authentication process. This all-encompassing strategy not only bolsters security but also maintains the ease of use associated with current systems, making it an ideal choice for organizations looking to enhance their network defense. Ultimately, AuthLite proves to be a comprehensive solution that prioritizes both security and user experience.

Acceptto monitors user activities, transactions, and application interactions to create comprehensive user profiles across different platforms, aiding in the assessment of access legitimacy and the identification of potential security threats. The system functions independently of traditional passwords or tokens. Its risk assessment engine evaluates the authenticity of access attempts by analyzing user and device behavior before, during, and after the authentication phase. In today's environment where identity-related threats are prevalent, we provide a system for continuous and adaptive authentication, paired with real-time threat detection capabilities. Our innovative risk scoring framework, powered by cutting-edge AI and machine learning technologies, establishes a dynamic level of assurance (LoA) for each access request. Furthermore, our approach autonomously determines the most effective security policies tailored to each transaction, thereby enhancing security while minimizing user disruption through insights derived from AI and machine learning. This enables users to experience a smooth interaction with applications, all the while ensuring robust security protocols for organizations facing an ever-changing threat landscape. Consequently, Acceptto not only safeguards critical data but also promotes trust and operational efficiency within organizations, creating a safer digital environment for all stakeholders involved.

AuthControl Sentry® has been successfully implemented in over 54 countries, serving a variety of industries including finance, government, healthcare, education, and manufacturing by offering strong multi-factor authentication (MFA) solutions. This sophisticated system plays a crucial role in protecting applications and sensitive data from unauthorized access. Thanks to its flexible architecture, AuthControl Sentry® meets a wide range of needs while promoting user adoption through various authentication methods. The proprietary PINsafe® technology ensures outstanding security, and the platform is suitable for both on-premise and cloud-based deployments, providing organizations with an adaptable solution. Its single tenancy and single-tiered cloud model allows for excellent customization options, while built-in features like risk-based authentication and single sign-on enhance usability. The system also seamlessly integrates with hundreds of applications, further improving the user experience. Moreover, the extensive range of authenticators available helps to ensure that organizations can maximize user adoption across diverse groups. This comprehensive approach makes AuthControl Sentry® a leading choice for secure access management in today's digital landscape.

Implement a robust cloud-based multi-factor authentication (MFA) solution to ensure secure access across diverse systems, applications, and services. By enhancing user account protection beyond just passwords, organizations can significantly reduce the risks associated with password reuse, particularly in the wake of major data breaches. This fully cloud-centric approach simplifies the deployment process and accelerates the realization of security benefits for businesses of all scales. The adaptive MFA system intelligently prompts users for additional verification only when it detects heightened risk, thereby providing a smooth user experience. Furthermore, it supports a wide array of platforms, including major VPN providers and cloud services, ensuring comprehensive coverage. Relying exclusively on passwords is fraught with dangers; thus, integrating Multi-Factor Authentication adds a vital security layer that safeguards both user and privileged accounts, effectively diminishing the potential for account breaches and identity theft. Additionally, traditional one-time passwords (OTPs) from older systems can be easily intercepted, rendering them susceptible to phishing and man-in-the-middle attacks. Therefore, embracing a contemporary MFA solution is imperative for fortifying overall security in the current digital environment, where threats are increasingly sophisticated and prevalent. Organizations must prioritize this transition to protect sensitive information and maintain user trust.