User Elias

21 votes

Why can't we reverse hashes?

answered Apr 6, 2017 at 19:13

21 votes

Accepted

What's the difference between polylogarithmic and logarithmic?

answered Jun 26, 2017 at 13:38

16 votes

Accepted

Dice vs quantum random number generator

answered Oct 1, 2017 at 23:22

11 votes

Accepted

Why do we keep designing new static s boxes?

answered Aug 2, 2017 at 15:02

9 votes

Accepted

Why is SRP considered to be resistant to MITM attack?

answered Mar 14, 2017 at 18:40

7 votes

Computing only one byte of a cryptographically secure hash function

answered Oct 26, 2016 at 15:10

7 votes

Accepted

Is hashing large files CPU or I/O bound?

answered Apr 10, 2017 at 8:44

7 votes

Summarize the mathematical problem at the heart of breaking a Curve25519 public key

answered Jul 25, 2017 at 17:39

7 votes

Accepted

Point-at-infinity in the scalar multiplication

answered Jun 30, 2017 at 11:40

6 votes

Accepted

Negating the risk of a random 64-bit nonce

answered Jul 10, 2017 at 15:46

6 votes

Accepted

Does still make sense to use SHA1?

answered Jun 26, 2017 at 19:53

6 votes

Perfect secrecy with XOR & SHIFT?

answered May 12, 2017 at 9:51

6 votes

Difference between Tweak and nonce

answered Jun 21, 2017 at 11:46

6 votes

Accepted

Diffie Hellman Problem (DHP) and Discrete Logarithmic Problem (DLP)

answered Aug 2, 2017 at 9:28

5 votes

what is the block in crypto

answered Jan 23, 2018 at 9:09

5 votes

What is the malicious potential of a key-substitution-attack?

answered Jun 13, 2017 at 11:14

4 votes

Blake2B as a KDF

answered Jun 10, 2017 at 14:19

4 votes

Accepted

How to attack a two time pad if the plain text is randomized?

answered Jun 23, 2017 at 11:04

4 votes

Accepted

Provably Secure Password Authenticated Key Exchange Based on RLWE for the Post-QuantumWorld

answered Jun 23, 2017 at 13:07

4 votes

Accepted

Hardness of elliptic curve discrete logarithm problem?

answered Oct 26, 2016 at 13:04

4 votes

Minimum Nonlinearity of boolean function

answered Oct 27, 2016 at 14:25

4 votes

What is the purely mathematical definition of encryption strength?

answered Jan 27, 2017 at 18:34

4 votes

Accepted

Choosing between additive or multiplicative group for Diffie-Hellman

answered Jan 29, 2017 at 20:14

4 votes

Accepted

Can a zero knowledge proof be faked through http?

answered Jan 30, 2018 at 7:35

3 votes

Authorities on password hashing best practice

answered Jun 5, 2018 at 12:38

3 votes

Accepted

Text encrypted with key1, key1 encrypted with key2, meaningful?

answered Apr 29, 2020 at 11:54

3 votes

Security implications of the key padding in HMAC

answered Oct 11, 2017 at 7:56

3 votes

How can I extract randomness from a JPEG file?

answered Jan 27, 2017 at 19:16

3 votes

Is this cryptographically secure?

answered Mar 14, 2017 at 22:47

3 votes

Accepted

What kind of symmetric-key algorithm to use with Diffie-Hellman?

answered Mar 16, 2017 at 11:08

Stack Exchange Network

108 Answers

Why can't we reverse hashes?

What's the difference between polylogarithmic and logarithmic?

Dice vs quantum random number generator

Why do we keep designing new static s boxes?

Why is SRP considered to be resistant to MITM attack?

Computing only one byte of a cryptographically secure hash function

Is hashing large files CPU or I/O bound?

Summarize the mathematical problem at the heart of breaking a Curve25519 public key

Point-at-infinity in the scalar multiplication

Negating the risk of a random 64-bit nonce

Does still make sense to use SHA1?

Perfect secrecy with XOR & SHIFT?

Difference between Tweak and nonce

Diffie Hellman Problem (DHP) and Discrete Logarithmic Problem (DLP)

what is the block in crypto

What is the malicious potential of a key-substitution-attack?

Blake2B as a KDF

How to attack a two time pad if the plain text is randomized?

Provably Secure Password Authenticated Key Exchange Based on RLWE for the Post-QuantumWorld

Hardness of elliptic curve discrete logarithm problem?

Minimum Nonlinearity of boolean function

What is the purely mathematical definition of encryption strength?

Choosing between additive or multiplicative group for Diffie-Hellman

Can a zero knowledge proof be faked through http?

Authorities on password hashing best practice

Text encrypted with key1, key1 encrypted with key2, meaningful?

Security implications of the key padding in HMAC

How can I extract randomness from a JPEG file?

Is this cryptographically secure?

What kind of symmetric-key algorithm to use with Diffie-Hellman?