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orlp's user avatar
orlp's user avatar
orlp
  • Member for 11 years, 2 months
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41 votes
Accepted

Technical feasibility of decrypting https by replacing the computer's PRNG

11 votes
Accepted

What does NSA mean by 'Analyzable'?

11 votes

Is AES still secure considering all this NSA/Snowden scandal?

9 votes

Birthday Attack

9 votes

Are there cryptographic hash functions that can be computed using only paper and pen without leaking any information about the plaintext?

8 votes
Accepted

PBKDF2 uses HMAC-SHA1 to generate keys, but what is the key for the HMAC?

8 votes

Quadratic residuosity problem reduction to integer factorization

8 votes

How difficult is it to find the "pre-image" of a block cipher?

8 votes

Does AES-NI offer better side-channel protection compared to AES in software?

7 votes
Accepted

Has it become easier to pre-compute tables after MD5 collisions?

7 votes
Accepted

Where is the S-Box generated in Rijandel/AES?

7 votes

How long does it take a quantum computer to brute force AES?

7 votes

How should we interpret the cryptanalysis results of SIMON and SPECK?

6 votes
Accepted

How can two (or more) parties share and agree upon a common random seed?

6 votes

hardware and software optimizations for Salsa20

6 votes

What's the most secure way to derive a key from a password repeatably?

6 votes

CLEFIA vs AES 128-bit

6 votes

Can I still use insecure curves/ciphers for time relevant encryption?

5 votes

How to use proof of lack of knowledge?

5 votes
Accepted

What's the alternative should PKI collapse?

5 votes

Can curve25519 keys be used with ed25519 keys?

5 votes
Accepted

What does pseudo pre-image of a hash function mean?

5 votes
Accepted

What is 'key agility' in relation to symmetric-key encryption?

5 votes

Snowden Challenge II: Can we solve Snowden challenge quantumly?

5 votes

Identification of correct plaintext after decryption in Rabin cryptosystem

5 votes

What's the meaning of “family” in “family of hash functions”?

5 votes

Can you help me understand PFS and wPFS?

4 votes
Accepted

what are the uses of tweaks in block ciphers?

4 votes
Accepted

Cryptanalysis and weaknesses of SEED cipher

4 votes
Accepted

No Birthday Attack to TCR