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Lessons
40 lessons • 7h 46m
Cryptography - Introduction
8m 22s
Principles of Security
8m 30s
Security Attacks
11m 36s
A Basic Cryptographic System - Symmetric key/Private key system.
9m 18s
Symmetric Encryption, Caesar cipher
11m 32s
Multiplicative cipher - Encryption & decryption
12m 50s
Affine cipher - Encryption and Decryption
11m 04s
Playfair cipher
13m 44s
Playfair cipher - Problem.
14m 40s
Hill cipher with an example of 2x2 matrices.
11m 26s
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