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5h
answered How to attack the Two Time Pad?
5h
answered Is a padding oracle attack possible if data is only encrypted internally on a server (e.g. for storage)?
23h
answered Bilinear map + commitment
1d
answered Paillier cryptosystem preserve ordering of sums for two integer sequences
Apr
23
answered Why use randomness in digital signature algorithms?
Apr
22
answered Super-simple encryption of short strings
Apr
20
answered Different keys for clients but 1 key on server
Apr
15
answered Asymmetric encryption that is secure for (almost) any foreseeable future
Mar
30
answered Would the Fiat Shamir identification scheme be more secure if I design it with an exponents higher than 2?
Mar
30
answered Is this a valid scheme to authenticate through a 'human-readable' certificate?
Mar
25
answered Does perfect secrecy imply uniform ciphertext distribution?
Mar
23
answered Should I remove these use cases of MD5/SHA1 from my program?
Mar
23
answered What is the best hash for HMAC?
Mar
19
answered Deciphering text encrypted with a changing cipher
Mar
13
answered Self verifying hash algorithm
Mar
11
answered Is the 1st Encrypted Block Less Secure Than Subsequent Ones?
Mar
6
answered If a cipher has key length shorter than plaintext, then it is not perfectly secure
Mar
6
answered Is there a format preserving cryptographically secure hash?
Mar
5
answered Find the prime factorization in the DLP
Mar
4
answered Is CBC theoretically harder to brute force when compared with ECB?