2018-2019 Catalog 
    
    Apr 26, 2025  
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2018-2019 Catalog [ARCHIVED CATALOG]

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COS 430: Cryptography

3 credits

The course introduces the principles of number theory and the practice of network security and cryptographic algorithms. Topics include: Primes, random numbers, modular arithmetic and discrete logarithms, conventional or symmetric encryption (DES, IDEA, Blowfish, Twofish, Rijndael) and public key or asymmetric encryption (RSA, Diffie-Hellman), key management, hash functions (MD5, SHA-1, RIPEMD-160, HMAC ), digital signatures, certificates, authentication protocols (X.509, DSS, Kerberos), electronic mail security (PGP, S/MIME), web security and protocols for secure electronic commerce (IPSec, SSL, TLS, SET). Offered even Springs.

Prerequisite(s): COS 206 , MAT 180  or instructor’s permission.


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