Foundation glossary/Identity
Authentication (AuthN)
Companion card for the Foundation course — study the related lesson for full progress.
Simple explanation
Proving who you are.
Technical explanation
Verify identity via knowledge / possession / inherence.
Real-life scenario
Fingerprint to open PhonePe; Google login to Gmail.
Security relevance
Broken authentication is a top breach class — prove identity before trust.
Practical example
Password + TOTP MFA.
Claim identity
Prove factors
Session
Mini quiz
Password + authenticator app is:
Related lesson
Continue in the Foundation course: open lesson →