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Cryptography
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benrg's user avatar
benrg's user avatar
benrg
  • Member for 8 years, 5 months
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21 Answers

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11 votes
Accepted

What are the performance reasons behind "xor-a-rotated-sum" instead of "add-a-rotated-xor" in Salsa20?

7 votes

Why don't we use Blowfish if it hasn't been cracked?

5 votes

Why are $\lceil 1/\operatorname{entropy-per-bit} \rceil$ number of bits not sufficient to generate an unbiased bit?

5 votes
Accepted

How do you arrive at this algorithm for dividing by 3 in the Galois field?

4 votes

For Symmetric Cryptography, why is it considered more important to safeguard a key than the function/algorithm for encrypting/decrypting a message?

4 votes

Why is possible to encrypt multiple messages within the same stream in AES

4 votes
Accepted

How does dm-crypt in Linux make non-parallelizable encryption modes have all the 512-byte blocks different each other?

4 votes
Accepted

Difference between Zero Knowledge Proof and Challenge Response Protocol

4 votes
Accepted

Do I have any hope of decoding this CRC?

3 votes
Accepted

The state of Shamir's Secret Sharing in 2023

2 votes

Any reason to use Shamir given faster XOR threshold secret sharing algos?

2 votes

Computational Complexity Of Breaking Information Theoretic Security

1 vote

Is it theoretically possible to create an unbreakable cipher?

1 vote
Accepted

Arbitrary width pseudorandom permutation

1 vote

Where can I find a sample of data with a known entropy to see how well NIST SP 800-90B does on it?

1 vote

Salsa20 encryption process

1 vote

Are SHA-1 hash collisions harder to find when files are big?

1 vote

Which hash algorithms support binary input of arbitrary bit length?

0 votes

Shamir secret sharing beats XOR in theory or in practice too?

0 votes
Accepted

Are Shamir shares independent?

0 votes

How to unhash sha256? Alternatives to brute force?