Skip to main content
Cryptography

Announcer

 Announcer
Share a link to a post later visited by 25 unique IP addresses. This badge can be awarded multiple times.
Awarded 758 times.
What are the constraints for an IV using AES in CBC mode?
Awarded Sep 22, 2023 at 4:52
Creating own ciphertext after a padding oracle attack?
Awarded Sep 19, 2023 at 7:49
Why ECDSA has its form?
Awarded Sep 7, 2023 at 12:46
Performance of ECDSA, ECKCDSA and ECGDSA
Awarded Aug 23, 2023 at 15:10
HMAC vs ECDSA for JWT
Awarded Aug 23, 2023 at 15:10
Kyber-CCA-KEM - Deterministic implicit rejection
Awarded Aug 12, 2023 at 9:16
Algorithm to factorize $N$ given $N$, $e$, $d$
Awarded Jul 23, 2023 at 17:52
Is this asymmetric (public key) cryptosystem based on a 16x16 s-table safe and useful?
Awarded Jul 17, 2023 at 16:08
Now that quantum computers have been out for a while, has RSA been cracked?
Awarded Jul 11, 2023 at 23:42
In what way is XXTEA really vulnerable?
Awarded Jul 7, 2023 at 13:47
Pedersen Hash : when truncating the hash to keep only the X coordinate, is it possible to compute a collision when the Babyjubjub curve is used?
Awarded Jul 4, 2023 at 21:51
The effect of truncated hash on entropy
Awarded Jul 4, 2023 at 12:57
So is AES-256 more secure or less secure than AES-128 after all?
Awarded Jul 2, 2023 at 15:26
how to use these hash functions in python?
Awarded May 30, 2023 at 13:02
ECC - ElGamal with Montgomery or Edwards type curves (curve25519, ed25519) - possible?
Awarded May 25, 2023 at 18:15
Reversing a Psuedo Crytographic Hash
Awarded May 25, 2023 at 13:05
How to perform frequency analysis of a substitution cipher using a Base64 alphabet
Awarded May 16, 2023 at 15:28
What is the most secure hand cipher?
Awarded May 7, 2023 at 6:15
Mixing Entropy Sources by XOR?
Awarded May 4, 2023 at 3:06
Can reduced-round ChaCha be used as non-cryptographic fast PRNG to produce output indistinguishable from random data?
Awarded Apr 24, 2023 at 6:41
Why are NaCl secret keys 64 bytes for signing, but 32 bytes for box?
Awarded Apr 23, 2023 at 7:31
Does collision resistance imply (or not) second-preimage resistance?
Awarded Apr 5, 2023 at 22:50
Is RDSEED a true RNG?
Awarded Mar 25, 2023 at 4:32
Bit Flipping Attack on CBC Mode
Awarded Mar 18, 2023 at 20:31
How can I generate large prime numbers for RSA?
Awarded Mar 18, 2023 at 11:27
Can you explain Bleichenbacher's CCA attack on PKCS#1 v1.5?
Awarded Mar 9, 2023 at 14:41
Who first published the interest of more than two prime factors in RSA?
Awarded Feb 24, 2023 at 14:31
Is it better to maximize memory usage or number of passes with Argon2i 1.3?
Awarded Feb 20, 2023 at 3:40
Is there any research on the problem of making a number more memorable to humans?
Awarded Feb 19, 2023 at 17:40
Small Prime Difference in RSA
Awarded Feb 17, 2023 at 4:46
What exactly is a negligible (and non-negligible) function?
Awarded Feb 15, 2023 at 3:27
RSA using 2 as a public exponent
Awarded Feb 8, 2023 at 20:20
DES: how does Richard Outerbridge's Initial Permutation operate?
Awarded Feb 7, 2023 at 9:20
What makes a hash function good for password hashing?
Awarded Feb 6, 2023 at 12:50
what is the difference between proofs and arguments of knowledge?
Awarded Feb 2, 2023 at 18:10
One-way permutation over a small interval?
Awarded Feb 1, 2023 at 10:40
Estimating bits of entropy
Awarded Jan 26, 2023 at 4:55
Should we MAC-then-encrypt or encrypt-then-MAC?
Awarded Jan 25, 2023 at 17:21
How are primes generated for RSA?
Awarded Jan 23, 2023 at 0:56
How do you find a single cheater in Shamir Secret Sharing?
Awarded Jan 16, 2023 at 5:05
Why is padding used for RSA encryption given that it is not a block cipher?
Awarded Jan 16, 2023 at 1:26
Security equivalence proofs for breaking RSA
Awarded Jan 14, 2023 at 16:11
How to use GCM mode and associated-data properly
Awarded Jan 12, 2023 at 13:46
What is the most practical fully homomorphic cryptosystem?
Awarded Jan 11, 2023 at 8:56
Alter plaintext in block cipher AES in CBC mode
Awarded Jan 11, 2023 at 8:56
Taking advantage of one-time pad key reuse?
Awarded Jan 10, 2023 at 22:10
Can I construct a feasible stream cipher out of HMAC and a secure hash algorithm?
Awarded Jan 10, 2023 at 19:36
How cryptographically secure was the original WW2 Enigma machine, from a modern viewpoint?
Awarded Jan 10, 2023 at 8:05
PBKDF2 and salt
Awarded Jan 10, 2023 at 6:51
Multiple-prime RSA; how many primes can I use, for a 2048-bit modulus?
Awarded Jan 9, 2023 at 20:52
Multiple AES Key Derivation from a master key
Awarded Jan 9, 2023 at 16:26
How are timestamps verified?
Awarded Jan 9, 2023 at 16:26
Can I use the ChaCha core as a 256-bit to 256-bit one-way function?
Awarded Jan 6, 2023 at 22:40
Is sharing the modulus for multiple RSA key pairs secure?
Awarded Jan 3, 2023 at 16:31
Is this SHA256 hash implementation secure from rainbow table, brute forcing attacks?
Awarded Dec 31, 2022 at 8:41
Representing a function as FHE circuit
Awarded Dec 31, 2022 at 8:41
Security of KDF1 and KDF2 (hash based KDF's)
Awarded Dec 18, 2022 at 10:57
Why are the Davies-Meyer and Miyaguchi-Preneel constructions secure?
Awarded Dec 18, 2022 at 6:41
Are cryptographic hash functions perfect hash functions?
Awarded Dec 17, 2022 at 5:32
What are recommended, general strategies to start block-cipher design and/or analysis?
Awarded Dec 16, 2022 at 22:34
1
2
3 4 5
…
13