Cryptography Stack Exchange

0 votes

0 answers

3 views

Is traditional cryptography still being developed?

Zonnkq Shad

21

asked 3 mins ago

1 vote

1 answer

212 views

How can I compute the theoretical total key-space for 521 bit elliptic curve ECDH private keys?

CommunityBot

1

modified 4 hours ago

1 vote

0 answers

17 views

What are the design-level constraints in TLS 1.3 for post-quantum adoption?

e-sushi

18.1k

asked 8 hours ago

1 vote

1 answer

195 views

Is text description of MD2 algorithm wrong?

Brad Brown

31

modified 11 hours ago

1 vote

1 answer

418 views

Key establishment protocols other than Diffie-Hellman

Maarten Bodewes♦

96k

modified 11 hours ago

2 votes

1 answer

94 views

+50

Proving knowledge of message encrypted using Elgamal which is also committed in another "commitment"

aiootp

1,142

modified 11 hours ago

1 vote

0 answers

13 views

Performing scalar multiplication on secp256k1 using only the x-coordinate of a point

Mr.

11

modified 12 hours ago

0 votes

2 answers

57 views

Should we cut the key to length KMAC128 168 KMAC256 136

aiootp

1,142

modified 13 hours ago

1 vote

1 answer

21 views

Is it possible to perform a usefull weil descent against an elliptic curve defined over $F_q^2$?

Daniel S

28.7k

modified 16 hours ago

1 vote

1 answer

1k views

Obtain Enigma key having a encrypted text and the plain text

CommunityBot

1

modified 16 hours ago

0 votes

0 answers

18 views

Difference between non-collusion and single-party corruption assumptions

Maarten Bodewes♦

96k

modified 17 hours ago

1 vote

1 answer

172 views

"Key agreement" versus "key exchange" versus "key establishment"

Maarten Bodewes♦

96k

modified 21 hours ago

4 votes

2 answers

148 views

Can wave-phase recurrence reveal structure in RNGs that pass all entropy tests?

kodlu

24.6k

answered yesterday

3 votes

2 answers

3k views

Where is my private key stored when I communicate to a website that uses SSL/TLS?

CommunityBot

1

modified yesterday

2 votes

1 answer

62 views

A Question on Weil, Tate and other Pairings of Elliptic Curves

Hey

87

modified yesterday

0 votes

1 answer

34 views

Biometrics + password scheme

Maarten Bodewes♦

96k

modified yesterday

6 votes

1 answer

106 views

How has WhatsApp addressed group member authenticity and forged acknowledgements since the 2018 "More is Less" paper?

Martin R. Albrecht

306

answered yesterday

3 votes

1 answer

69 views

Banburismus and Bonus Scoring System

Daniel S

28.7k

modified 2 days ago

9 votes

2 answers

3k views

Why do encryption algorithms not consider the length of the message to be encrypted as sensitive information?

hobbs

610

modified 2 days ago

4 votes

1 answer

73 views

Confused about converting Ed25519 public key to X25519 public key

Jack Lund

81

answered 2 days ago

2 votes

2 answers

707 views

Is this modification in Merkle-Damgård collision-resistant?

CommunityBot

1

modified 2 days ago

0 votes

1 answer

35 views

Camellia ECB-mode chosen key for desired ciphertext/plaintext pair

CommunityBot

1

modified 2 days ago

0 votes

0 answers

29 views

How to blind a Pedersen signature?

Maarten Bodewes♦

96k

modified 2 days ago

1 vote

1 answer

67 views

Lwe with large error range

Daniel S

28.7k

answered 2 days ago

1 vote

1 answer

66 views

(How to Prevent) Provably Revealing Information about HMAC pre-image

poncho

153k

modified May 6 at 21:24

1 vote

0 answers

36 views

Is SPHINCS+ viable for authenticating websites?

Melab

3,935

asked May 6 at 13:58

4 votes

1 answer

268 views

Practical implications of using HKDF as key combiner

Maarten Bodewes♦

96k

modified May 6 at 13:17

0 votes

0 answers

46 views

DSA probability Evaluation

madhurkant

743

modified May 5 at 22:28

4 votes

3 answers

162 views

Why are the indicator drums of a Bombe machine labelled from A to Z clockwise?

Jonah Weinbaum

31

modified May 5 at 20:07

2 votes

0 answers

42 views

Recoverable ECDSA signature validation

PropzSaladaz

21

modified May 5 at 19:01

0 votes

1 answer

23 views

DTLS 1.3 Record sequence number encryption

poncho

153k

answered May 5 at 18:41

2 votes

3 answers

408 views

Is a long Enigma message vulnerable to the index of coincidence?

Jonah Weinbaum

31

answered May 5 at 16:39

0 votes

1 answer

55 views

Multi-Party computation or Secret Sharing libraries in Rust or NodeJS?

CommunityBot

1

modified May 5 at 16:05

6 votes

1 answer

59 views

Impossible optimization in IKE Intermediate RFC?

poncho

153k

modified May 5 at 12:20

2 votes

0 answers

98 views

Has anyone used Arkworks with Spartan?

Maarten Bodewes♦

96k

modified May 5 at 8:56

2 votes

3 answers

387 views

Finding the public key of the domain owner in domain name certificates

user1686

199

modified May 4 at 19:39

1 vote

1 answer

46 views

Hardware Reverse Engineering FPGA LUTs for AES Analysis

b degnan

5,070

answered May 4 at 16:21

1 vote

1 answer

142 views

Is it possible to homomorphically evaluate an encryption circuit?

CommunityBot

1

modified May 3 at 20:04

-1 votes

0 answers

30 views

I have managed to solve most of the parts but need to make sure if part d is done right [closed]

Maarten Bodewes♦

96k

modified May 3 at 15:15

2 votes

1 answer

312 views

Homomorphic encryption key switching

CommunityBot

1

modified May 3 at 14:04

3 votes

2 answers

441 views

How can I make a Streaming Cipher Self-Synchronizing - and why?

fgrieu♦

148k

modified May 3 at 7:12

2 votes

1 answer

166 views

What's the difference between these two attacks?(Lim Lee and Sub group) I am a beginner can someone explain in detail?

CommunityBot

1

modified May 3 at 5:07

17 votes

6 answers

53k views

Creating your own encryption and decryption algorithm

Joshua M Clatney

1

modified May 3 at 2:54

0 votes

1 answer

102 views

How IKE authentication happens? what's the role of HASH_I & HASH_R, and how it gets verified by each parties? and where SKEYID_a gets engaged?

CommunityBot

1

modified May 2 at 22:08

1 vote

0 answers

41 views

Is there a blind signature scheme that ensures the (user, message) pair can be only signed once

SixZiv

11

asked May 2 at 18:54

3 votes

0 answers

39 views

NTT vs. Karatsuba for polynomial ring multiplication

cnks

41

asked May 1 at 20:40

5 votes

0 answers

129 views

Small(er)-lane Keccak-f: impact and usage

Aleister'Andrew Luci'Luzhin

1

modified May 1 at 14:11

1 vote

1 answer

106 views

The representation of truncation protocol in SecureML

CommunityBot

1

modified May 1 at 14:00

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