Cryptography Notes by Bikash Bilami PDF – TU BSc CSIT 5th Semester (CSC 316)

Download Cryptography notes PDF by Bikash Bilami for Tribhuvan University BSc CSIT Fifth Semester (course code CSC 316). These notes follow the official CSIT syllabus, from classical ciphers and symmetric encryption to public-key cryptography, hashing, authentication, and network security.

Use alongside the Cryptography subject page for the syllabus and the other cryptography notes set.

What these notes cover

• Security concepts, CIA triad, and classical substitution and transposition ciphers
• Feistel structure, DES, Triple DES, IDEA, AES, and block cipher modes
• Finite fields, number theory, RSA, Diffie-Hellman, and ElGamal
• MAC, hash functions, MD5, SHA, and digital signatures
• Authentication, Kerberos, PKI, PGP, SSL/TLS, IPSec, firewalls, and malicious logic

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