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

1

vote

1

answer

58

views

Is there any encryption system where the sender cannot prove that a specific ciphertext belongs to a specific plaintext

encryption public-key symmetric zero-knowledge-proofs deniable-encryption

answered 20 hours ago Geoffroy Couteau 11.8k

0

votes

0

answers

23

views

Is it possible to generate a membership proof using an RSA accumulator without knowing all the accumulated values?

rsa public-key accumulators

modified yesterday Kranga 11

2

votes

0

answers

20

views

Help with cryptanalysis of branching in schemes based on Multivariate Public Key Cryptography

public-key cryptanalysis post-quantum-cryptography linear-cryptanalysis multivariate-cryptography

modified yesterday kub0x 750

2

votes

2

answers

52

views

Doesn't d6 to binary for 256-bit bitcoin private key generation produce biased results?

public-key random-number-generator randomness cryptocurrency

answered 2 days ago Ilmari Karonen 39.9k

1

vote

1

answer

35

views

What's the difference between threshold signatures and multisignatures?

public-key signature terminology

modified Jan 24 at 18:19 Maarten Bodewes♦ 66.4k

0

votes

0

answers

19

views

Lifting point to quadratic twisted curve

public-key elliptic-curves discrete-logarithm

asked Jan 24 at 8:16 Zelleon 1

10

votes

3

answers

18k

views

Using ECDSA keys for encryption

public-key elliptic-curves dsa

modified Jan 23 at 23:08 kelalaka 16k

-1

votes

0

answers

30

views

How can I make a new public cryptosystem using given public and private key cryptosystem?

public-key symmetric

asked Jan 23 at 21:11 Joe shan 1

1

vote

1

answer

53

views

Key Exchange vs Key Encapsulation

public-key keys key-exchange post-quantum-cryptography

modified Jan 23 at 13:30 SamG101 529

0

votes

0

answers

25

views

Creating nested messages in OpenPGP

encryption public-key pgp

asked Jan 23 at 12:45 Kirill Maksimov 1

0

votes

1

answer

67

views

ECC encryption in practice

public-key

modified Jan 23 at 6:01 Community♦ 1

4

votes

2

answers

3k

views

How to generate a public key from a private ECDSA key?

public-key keys dsa

modified Jan 21 at 22:25 CoolAJ86 111

1

vote

0

answers

24

views

Keeping a backup of asymmetric keys with the help of a certificate authority without losing the privacy

public-key certificates integrity

modified Jan 21 at 20:05 aderchox 11

1

vote

1

answer

21

views

Proof possession of private key in libsodium

public-key libsodium

answered Jan 20 at 19:54 SamG101 529

Browse more Questions

Cryptography Stack Exchange works best with JavaScript enabled