Syllabus

Number Theory Basics: Modular arithmetic, primes, GCD and Chinese reminder theorems.
Block Ciphers: DES, AES; ECB, CBC, OFB,CFB, CTR and GCM modes, Double and triple encryptions.
Stream Ciphers: Encryption and decryption with Stream ciphers, Shift-register based stream ciphers, Currently used Stream Ciphers.
Public Key Cryptography: RSA, ElGamal, Diffe-Hellman Key exchange, practical digital signatures. ECC
Hash Functions: oneway, collision resistant, preimage resistant HASH functions, Real-world examples.
Message Authentication Codes: MAC from Hash functions, MAC from block ciphers.
Side Channel Analysis: Power / timing analysis of crypto-implementations
Applications : Key Establishment Protocols, Blockchains, etc.