Related Tags
classical-cipher × 218cryptanalysis × 58
encryption × 49
substitution-cipher × 41
vigenere × 35
history × 17
enigma × 12
algorithm-design × 10
pen-and-paper × 10
playfair × 10
transposition-cipher × 9
frequency-analysis × 7
one-time-pad × 6
affine-cipher × 6
hill-cipher × 6
block-cipher × 5
symmetric × 5
known-plaintext-attack × 5
perfect-secrecy × 5
permutation × 5
index-of-coincidence × 5
stream-cipher × 4
brute-force-attack × 4
key-size × 4
multiple-encryption × 4
