Week 12: Secure communication and authentication protocols

Lecture notes:
Authentication slides (6 per page)
Buzzwords:

authentication, two-factor authentication, multi-factor authentication, reusable passwords, one-time passwords, Skey authentication, challenge/response authentication, SecurID, SKID2/SKID3 authentication, nonce, public key authentication, Diffie-Hellman exponential key exchange, Kerberos, sealed envelopes/tickets,

ISO authentication framework, X.509 certificates (digital certificates), certification authority (CA), certificate chaining, SSL, biometrics, statistical pattern recognition, Receiver Operator Curve (ROC), false accepts, false rejects, robustness, distinctiveness, pattern matching, smart cards.