Slippery hill-climbing technique for ciphertext-only cryptanalysis of periodic polyalphabetic substitution ciphers.
Thomas KaedingPublished in: IACR Cryptol. ePrint Arch. (2020)
Keyphrases
- hill climbing
- ciphertext
- secret key
- block cipher
- s box
- chosen plaintext attack
- standard model
- simulated annealing
- smart card
- encryption scheme
- search algorithm
- search space
- proxy re encryption
- public key
- access structure
- search procedure
- signature scheme
- search strategy
- genetic algorithm ga
- authentication scheme
- encryption algorithm
- private key
- cca secure
- steepest ascent
- key management
- hash functions
- identity based encryption
- tabu search
- access control
- genetic algorithm
- public key encryption
- image encryption
- particle swarm optimization
- digital signature
- data sharing