Related Tags
classical-cipher × 234cryptanalysis × 59
encryption × 58
substitution-cipher × 42
vigenere × 38
history × 20
enigma × 12
pen-and-paper × 11
playfair × 11
algorithm-design × 9
transposition-cipher × 9
affine-cipher × 8
block-cipher × 7
frequency-analysis × 7
one-time-pad × 6
hill-cipher × 6
symmetric × 5
stream-cipher × 5
key-size × 5
known-plaintext-attack × 5
permutation × 5
perfect-secrecy × 5
index-of-coincidence × 5
brute-force-attack × 4
multiple-encryption × 4