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Daniel S
  • Member for 1 year, 5 months
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  • UK
40 votes

Does Schnorr's 2021 factoring method show that the RSA cryptosystem is not secure?

25 votes

How can I force slow decryption in the browser?

22 votes

Is it possible to create a "digital seal" to tell if a document has been opened?

15 votes
Accepted

Factoring 2048-bit integer with quantum computer?

13 votes

Cryptographically safe lookup of value in a set

13 votes

The death of isogeny-based cryptography?

13 votes
Accepted

New paper claims quantum polylog time attack on AES

11 votes

Why can't we use the Zeta function to search for prime factors in RSA?

11 votes
Accepted

Does AES encryption work like a padlock or like a safe?

10 votes

What is this AES SBOX triplet property?

10 votes
Accepted

Is Ring-LWE now (2021) broken?

10 votes

Why did NIST select Kyber and Dilithium?

9 votes

Any advantage to a block cipher which is not efficiently invertible?

8 votes
Accepted

Shamir secret sharing where some specific people are required to participate

7 votes

Composition of cryptographic hash functions

7 votes
Accepted

Are all quadratic twists of an elliptic curve equivalent?

7 votes
Accepted

Is the Bitcoin cryptography library libsecp256k1 not susceptible to the Hertzbleed attack?

7 votes
Accepted

What is the current situation of quantum computers?

7 votes

Which block cipher mode of operation does TLS 1.3 use?

6 votes
Accepted

What is wrong with Middle Square PRNG?

6 votes

How is the difficulty of discrete logarithm problem related to elliptic curve cryptography?

6 votes
Accepted

Hash of a ciphertext

6 votes
Accepted

On the initializaton of the "xorwow" PRNG

6 votes
Accepted

Is the security of a Schnorr signature dependent on the hash function that is used?

6 votes
Accepted

Post-quantum algorithms and side channel attacks

6 votes
Accepted

Can I get away with generating 512-bit k (and d) for ECDSA based on P-521?

5 votes

In multivariate public key cryptography, why can not we use the same public key for both signature and encryption?

5 votes

Encryption/Cryptographic techniques in financial documents (pre-1970s)

5 votes
Accepted

Finding large devious primes

5 votes
Accepted

Simon's quantum algorithm for symmetric encryption

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