User kelalaka

18 votes

1 answer

12k views

In 2020, SHA-1 practically broken in chosen-prefix collision (CP-collision). Can double SHA-1 hashing prevent CP-collision?

asked Jan 7, 2020 at 17:24

35 votes

5 answers

12k views

The GCD strikes back to RSA in 2019 - Good randomness is the only solution?

asked Jan 1, 2020 at 20:42

26 votes

7 answers

6k views

Does Terra Quantum AG break AES and Hash Algorithms?

asked Feb 7, 2021 at 20:09

16 votes

3 answers

3k views

Why Quantum Key Distribution (QKD) is impractical

asked Sep 1, 2021 at 13:35

6 votes

2 answers

3k views

GMAC vs HMAC in message forgery and bandwidth

asked Dec 13, 2018 at 13:11

7 votes

2 answers

3k views

How to avoid side channel attacks when handling large numbers?

asked Nov 7, 2018 at 11:07

8 votes

2 answers

3k views

Is there a pseudo message that will encrypt and decrypt correctly if one of the primes is a pseudo prime in RSA

asked Aug 24, 2020 at 20:43

9 votes

1 answer

3k views

The 9 lives of Bleichenbacher's CAT, it puts another scratch again

asked Dec 7, 2018 at 13:15

9 votes

2 answers

2k views

Why does NIST want 112-bit security from 128-bit key size for lightweight cryptography?

asked Dec 20, 2020 at 22:33

13 votes

1 answer

2k views

What issues are there while using Linux's /dev/urandom for generating cryptographic keys?

asked Oct 13, 2020 at 9:07

2 votes

1 answer

2k views

Why 3 round Feistel cipher are not common

asked Oct 12, 2018 at 20:23

8 votes

2 answers

2k views

What are other good attack examples that use the hash collision?

asked Dec 22, 2020 at 16:29

18 votes

1 answer

2k views

What is the new attack on OCB2 and how does it work?

asked Nov 1, 2018 at 9:57

14 votes

1 answer

1k views

What the X stands for in the front of Elliptic curve names like X25519

asked Oct 8, 2020 at 15:11

6 votes

1 answer

1k views

Is forward secrecy overhyped or necessary?

asked Feb 8, 2019 at 19:32

10 votes

2 answers

888 views

Perfect Steganography

asked Sep 17, 2018 at 15:57

14 votes

0 answers

776 views

The backdoor of Telegram on Diffie-Hellman Key Exchange and possibly other examples?

asked Jan 14, 2021 at 13:31

3 votes

1 answer

735 views

Providing forward secrecy with RSA

asked Sep 23, 2019 at 19:41

4 votes

2 answers

720 views

Advantages and possible usages of encryption schemes with probabilistic decryption

asked Dec 30, 2020 at 13:16

9 votes

2 answers

669 views

What is TPMFail attack and what are the countermeasures?

asked Nov 15, 2019 at 14:57

5 votes

2 answers

636 views

Must a line hitting two points on the elliptic curve over a finite field hit another point by continuation?

asked Jan 15, 2021 at 15:21

6 votes

1 answer

627 views

Who said "32 round Rijndael" in the third AES Conference

asked Nov 12, 2018 at 19:28

5 votes

1 answer

623 views

What is the Lord of the Ring(s): Side Channel Attack and What are the results

asked Mar 8, 2021 at 14:22

10 votes

1 answer

578 views

Who is the inventor of the OFB block cipher mode of operation?

asked Jan 27, 2022 at 19:34

1 vote

1 answer

574 views

python secrets security evaluation [closed]

asked Sep 20, 2018 at 17:50

5 votes

1 answer

563 views

The Rationale behind NIST's counter/LFSR recommendation on deterministic IV constructions on SP 800-38D

asked Oct 5, 2020 at 20:08

5 votes

0 answers

540 views

RSA like trapdoor permutations in Discrete logarithm

asked Oct 9, 2020 at 17:49

6 votes

1 answer

524 views

Are there any non Canonical Verifiable Cryptographic MACs

asked Nov 14, 2018 at 17:39

5 votes

0 answers

504 views

Where is RSA-KEM used as of 2020?

asked Aug 21, 2020 at 15:56

6 votes

1 answer

491 views

What is the ChainOfFools/CurveBall Attack on ECDSA on Windows 10 CryptoAPI

asked Aug 9, 2020 at 20:23

Stack Exchange Network

55 Questions

In 2020, SHA-1 practically broken in chosen-prefix collision (CP-collision). Can double SHA-1 hashing prevent CP-collision?

The GCD strikes back to RSA in 2019 - Good randomness is the only solution?

Does Terra Quantum AG break AES and Hash Algorithms?

Why Quantum Key Distribution (QKD) is impractical

GMAC vs HMAC in message forgery and bandwidth

How to avoid side channel attacks when handling large numbers?

Is there a pseudo message that will encrypt and decrypt correctly if one of the primes is a pseudo prime in RSA

The 9 lives of Bleichenbacher's CAT, it puts another scratch again

Why does NIST want 112-bit security from 128-bit key size for lightweight cryptography?

What issues are there while using Linux's /dev/urandom for generating cryptographic keys?

Why 3 round Feistel cipher are not common

What are other good attack examples that use the hash collision?

What is the new attack on OCB2 and how does it work?

What the X stands for in the front of Elliptic curve names like X25519

Is forward secrecy overhyped or necessary?

Perfect Steganography

The backdoor of Telegram on Diffie-Hellman Key Exchange and possibly other examples?

Providing forward secrecy with RSA

Advantages and possible usages of encryption schemes with probabilistic decryption

What is TPMFail attack and what are the countermeasures?

Must a line hitting two points on the elliptic curve over a finite field hit another point by continuation?

Who said "32 round Rijndael" in the third AES Conference

What is the Lord of the Ring(s): Side Channel Attack and What are the results

Who is the inventor of the OFB block cipher mode of operation?

python secrets security evaluation [closed]

The Rationale behind NIST's counter/LFSR recommendation on deterministic IV constructions on SP 800-38D

RSA like trapdoor permutations in Discrete logarithm

Are there any non Canonical Verifiable Cryptographic MACs

Where is RSA-KEM used as of 2020?

What is the ChainOfFools/CurveBall Attack on ECDSA on Windows 10 CryptoAPI