Magic Link is a passwordless authentication method that sends a unique, temporary login link to a user’s email or mobile device. Clicking the link grants access without entering a password. Keycloak supports Magic Link via custom authenticators that generate and email the link. It enhances convenience and prevents credential stuffing, but security relies on email…

Multi-Factor Authentication (MFA) is a security method requiring users to verify their identity using multiple factors: Something you know (e.g., password, PIN), Something you have (e.g., security token, mobile phone), Something you are (e.g., fingerprint, facial recognition). MFA enhances security by reducing the risk of unauthorized access, even if one factor is compromised. It is…