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

more tags

Active 1 Bountied Hot Week Month

0

votes

1

answer

17

views

ECDH Public Key Recovery - Determine if valid key exists from just signature and message

signature diffie-hellman dsa

answered 6 hours ago poncho 106k

0

votes

1

answer

58

views

How to reduce Computational Diffie–Hellman problem and Decisional Diffie–Hellman problem to Discrete logarithm problem

diffie-hellman discrete-logarithm

modified 2 days ago CryptoNoob 1

0

votes

1

answer

58

views

List of big strong primes

diffie-hellman safe-prime

modified Mar 25 at 20:24 kelalaka 17.9k

-3

votes

0

answers

34

views

Computing modular squares and square roots of the form $n=pq$ with large $p$ and $q$

diffie-hellman factoring

modified Mar 25 at 13:16 AleksanderRas 5,575

1

vote

2

answers

60

views

Standards for finite-field discrete log cryptography

diffie-hellman key-exchange tls discrete-logarithm standards

answered Mar 22 at 0:21 user6584 41

1

vote

1

answer

48

views

DHE parameters: which parameters need to be random each time?

diffie-hellman key-exchange key-derivation

modified Mar 19 at 6:39 fgrieu 97.5k

1

vote

1

answer

61

views

ECDH, x25519 and limitations for securing client-certificates on the server

diffie-hellman x25519

answered Mar 13 at 1:13 DannyNiu 3,004

4

votes

1

answer

110

views

Using Diffie–Hellman without a key derivation function

diffie-hellman one-time-pad xor

modified Mar 9 at 17:20 fgrieu 97.5k

5

votes

1

answer

447

views

Decisional Diffie-Hellman: compute Legendre symbol of $g^{ab}$ from $g^a$ and $g^b$?

diffie-hellman semantic-security

modified Mar 9 at 10:23 kelalaka 17.9k

0

votes

2

answers

95

views

A doubt about Diffie-Hellman Key Exchange

encryption diffie-hellman decryption

modified Mar 9 at 2:03 cypherfox 1,357

1

vote

1

answer

48

views

Prime computation for Diffie Hellman

diffie-hellman

Mar 9 at 0:36

0

votes

0

answers

79

views

Interactive ECDHE Authentication With Numeric Code

elliptic-curves diffie-hellman key-exchange authenticated-encryption transport-security

modified Mar 4 at 10:23 Alexander Smirnov 125

3

votes

1

answer

252

views

For Diffie-Hellman, why is a g value of p−1 not a suitable choice?

key-exchange diffie-hellman

modified Mar 3 at 17:56 fgrieu 97.5k

1

vote

1

answer

81

views

Triple Diffie-Hellman and MITM

encryption diffie-hellman man-in-the-middle

modified Mar 3 at 17:03 Community♦ 1

Browse more Questions

Cryptography Stack Exchange works best with JavaScript enabled