Introducing you the topics of CRYPTOGRAPHIC & NETWORK SECURITY . (UNIT-3) in very summarized way. These notes are provided by Ms Ruchi Khetan (Assistant Professor), KIOT, Kanpur.
Content:Message Authentication Codes: Authentication requirements, authentication functions, message
authentication code, hash functions, birthday attacks, security of hash functions, Secure hash algorithm
(SHA)Digital Signatures: Digital Signatures, Elgamal Digital Signature Techniques, Digital signature standards(DSS), proof of digital signature algorithm.