ESET Secure Authentication provides multi-factor authentication by requiring a second form of verification alongside traditional passwords. It supports various authentication methods, including push notifications, one-time passwords (OTPs) delivered via SMS, email, or mobile app, hardware tokens, and FIDO keys. The solution integrates seamlessly with Microsoft Active Directory, enabling easy management of user authentication settings, and supports multiple platforms such as Windows, macOS, and Linux. It provides protection for remote access services like VPNs, Remote Desktop Protocol, and web applications, as well as cloud services through SAML integration. Additionally, it offers offline mode capabilities and supports custom integration via REST-based APIs, making it a versatile and robust security tool for organizations.