Cryptography Stack Exchange is a question and answer site for software developers, mathematicians and others interested in cryptography. It only takes a minute to sign up.

Sign up to join this community
Anybody can ask a question
Anybody can answer
The best answers are voted up and rise to the top

Explore our questions

2 votes
4 answers
1k views

Cons for stream ciphers that are based on hash functions

1 vote
1 answer
21 views

Privacy preserving transformation between hashes

3 votes
1 answer
225 views

Is SAT the mathematical problem behind SHA-2 and SHA-3?

1 vote
1 answer
87 views

is SHA512 with 256 bit set is similar or same as SHA256?

1 vote
1 answer
167 views

Why modn and modular exponent g^x mod n are not cryptographic hash functions?

2 votes
0 answers
26 views

Why use different hash personalization for each level of Merkle tree?

1 vote
2 answers
320 views

PAN authenticatable irreversible tokenization algorithm

1 vote
1 answer
70 views

Will a bloom filter produce false negatives if it becomes full?

4 votes
2 answers
528 views

How can a collision be generated in this hash function by inverting the encryption?

2 votes
1 answer
40 views

How to prove that a line belongs to a final hash without knowing/re-hashing all other lines?

2 votes
1 answer
50 views

How do the c-bits (capacity bits) make the sponge construction better?

10 votes
3 answers
15k views

What is RSA-PSS and how is it different from a hash?

2 votes
0 answers
89 views

How to implement hash functions $H1 \colon \{0,1\}^* \to \mathbb{Z}_p^*$ and $H2 \colon \mathbb{Z}_p^* \to \{0,1\}^k$?

4 votes
1 answer
1k views

How secure is SHA-1 against preimage attacks currently?

Browse more Questions