Securing Your Web Apps with Duo Web SDK v2: Understanding the Deprecated Two-Factor Authentication Solution
Visual Overview: graph TB subgraph "Authentication Methods" Auth[Authentication] --> Password[Password] Auth --> MFA[Multi-Factor] Auth --> Passwordless[Passwordless] MFA --> TOTP[TOTP] MFA --> SMS[SMS OTP] MFA --> Push[Push Notification] Passwordless --> FIDO2[FIDO2/WebAuthn] Passwordless --> Biometric[Biometrics] Passwordless --> Magic[Magic Link] end style Auth fill:#667eea,color:#fff style MFA fill:#764ba2,color:#fff style Passwordless fill:#4caf50,color:#fff In the ever-evolving landscape of cybersecurity, two-factor authentication (2FA) has become a cornerstone of secure web applications. Duo Security, a leader in identity and access management, introduced the Duo Web SDK v2 to streamline 2FA integration for developers. However, as technology advances, older solutions like the Duo Web SDK v2 are inevitably phased out. This blog post delves into the history, functionality, and deprecation of the Duo Web SDK v2, offering insights into its replacement and the broader implications for web app security. ...