A simple block cipher based on the SHA-256 hash function
86669
Is it feasible to build a stream cipher from a cryptographic hash function?
17900
Early propagation of carries in the BLAKE hash function
35218
Are there any practical implementation of a homomorphic hashing or signature scheme?
81487
Guarding against cryptanalytic breakthroughs: combining multiple hash functions
88031
Possible ways to crack simple hand ciphers?
70225
Do identical strings always have the same SHA-256 value?
8872
Why is feed-forward mechanism used in hash functions?
33680
Malleability attacks against encryption without authentication
76695
Password Hashing in 2013
27598
Can you create a strong blockcipher with small blocksize, given a strong blockcipher of conventional blocksize?
123152
"Weaknesses" in SHA-256d?
156571
Does adding complexity mean a more secure cipher?
41240
Generating a cryptographically secure, many-time use, symmetric encryption key
8674
Hash-based asymmetrical encryption (not digital signature) schemes?
41777
Hash functions to generate a one-time pad
150836
Padding in Keccak SHA3 hashing algorithm
87736
Has a SHA256 output ever been found consisting entirely of the same character?