A broad introduction to cryptography, highlighting the major developments of the past twenty years. Symmetric ciphers, hash functions and data integrity, public-key encryption and digital signatures, key establishment, key management. Applications to Internet security, computer security, communications security, and electronic commerce. [Offered: W] Prereq: MATH 135 or 145, STAT 220 or 230 or 240; Level at least 3A; Not open to General Mathematics students
