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Aug
14
answered Given just the hash of a file, can I verify that the file contains a specific data block?
Jul
7
answered Diffe-Helman Exchange result is always 1
Jul
1
answered How often does RSA-OAEP have a leading zero?
Jun
12
answered Why are RSA ciphertexts different for the same plaintext?
Jun
4
answered What makes SHA-2 and SHA-3 have security levels half their output hash length?
Jun
4
answered How do we know a cryptographic primitive won't fail suddenly?
May
27
answered Why don’t all AES encryption tools produce the same key from the same password?
Apr
26
answered Asymmetric cipher with multiple public keys
Apr
26
answered Password length versus hash length?
Apr
8
answered Creating unique keys with md5
Apr
3
answered Is the keystream transmitted with the ciphertext when a stream cipher is used?
Apr
2
answered Will there always be 256 collisions for the output of the MD5 hashsum function for 17-byte inputs?
Mar
17
answered Why are RSA key sizes almost always a power of two?
Mar
9
answered CTR HMAC SHA256 implementation
Mar
1
answered Twofish vs. Serpent vs. AES (or a combo)
Jan
22
answered Why the data length is shifted 3-bit in MD4 Java implementation?
Jan
4
answered Transforming a key into a seed with the most entropy
Dec
5
answered Will X9.31 remain a secure & acceptable deterministic random generator beyond 2015?
Oct
1
answered Calculate the RSA private exponent from the CRT parameters
Sep
27
answered Is there benefit to signing unencrypted emails?