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

51

views

RSA signing - does EMSA-PKCS1-v1_5 padding need to be verified?

rsa signature padding pkcs1

modified 2 days ago fgrieu 95.5k

1

vote

1

answer

136

views

Using Permutation polynomial to compute a MAC

public-key cryptanalysis signature mac hmac

modified Jan 17 at 9:44 kelalaka 15.8k

1

vote

3

answers

171

views

Negotiate a secure connection without certificates?

encryption rsa public-key signature man-in-the-middle

modified Jan 16 at 19:16 kelalaka 15.8k

1

vote

1

answer

29

views

Difference between Verification and Public Key for Signature Schemes

public-key signature protocol-design terminology

modified Jan 15 at 8:51 DaWNFoRCe 628

0

votes

1

answer

76

views

Help understanding lattice-based aggregate signature scheme

signature lattice-crypto

modified Jan 15 at 0:02 Community♦ 1

3

votes

2

answers

70

views

What is the point of separate links to the download and its digital signature

signature

modified Jan 14 at 17:41 kelalaka 15.8k

3

votes

3

answers

122

views

How do I verify a message came from me?

signature

modified Jan 13 at 16:37 Lery 5,049

1

vote

2

answers

64

views

Secure implementation of public key cryptography

rsa public-key signature diffie-hellman implementation

answered Jan 11 at 6:10 Johanan 11

0

votes

0

answers

33

views

Can knowing the ephemeral key recover the private key in ECDSA

elliptic-curves signature

modified Jan 10 at 23:38 Biology nerd 51

8

votes

3

answers

695

views

Curve 25519 (X25519, Ed25519) Convert coordinates between Montgomery curve and twisted Edwards curve

elliptic-curves signature ed25519 x25519

answered Jan 8 at 11:40 Paul Miller 111

-2

votes

1

answer

84

views

RSA - Compute signature

rsa signature

modified Jan 5 at 9:37 forest 10.3k

1

vote

1

answer

72

views

The goal, the method, and the interface of the signcrypt primitive.

encryption public-key signature programming-interface

modified Jan 2 at 22:02 Community♦ 1

2

votes

1

answer

66

views

Which padding is used for sha256WithRSAEncryption (1.2.840.113549.1.1.11), deterministic or random?

rsa signature padding pkcs1 cms

modified Jan 2 at 11:16 Maarten Bodewes♦ 66.4k

2

votes

3

answers

696

views

Benefits of signing RSA-encrypted data?

encryption rsa public-key signature

answered Jan 1 at 5:40 Jaikey Sarraf 101

Browse more Questions

Cryptography Stack Exchange works best with JavaScript enabled