privacyIDEA is an open-source authentication system designed to enhance the security of your IT infrastructure. With its flexible and modular approach, it allows organizations to implement strong authentication processes, handling various authentication methods such as OTP (One-Time Passwords), U2F, WebAuthn, and many more. The system is well-suited for implementing multi-factor authentication (MFA), providing an added layer of security beyond traditional username and password logins.The core functionality of privacyIDEA is expandable via plugins and integrates seamlessly into existing environments, which makes it adaptable for businesses of any size or structure. As an open-source platform, it ensures transparency and reliability because users can inspect the code for assurance of its security measures.