Cryptography

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Awarded 6353 times.
How to find m so that RSA cipher end with '\x00'+SpesificString , if we freely input the plaintext?
Awarded 13 hours ago
Is there a way of sharing a key without anyone knowing what the key is initially?
Awarded 17 hours ago
RNG randomization strength for PRF seed
Awarded 19 hours ago
XOR cipher with fixed key and known relation among plaintexts
Awarded 19 hours ago
The Security of AES-N-GCM
Awarded 21 hours ago
(post deleted or otherwise unavailable)
Awarded yesterday
Can we defends against RSA Timing attack when we use java.math.BigInteger.modPow?
Awarded 2 days ago
Sensible amateur usage of web crypto API
Awarded 2 days ago
How to generate Multiple Encryption Keys for use in RSA polymorphic multiplication
Awarded 2 days ago
(post deleted or otherwise unavailable)
Awarded 2 days ago
What is the difference between security parameter and $b$-bit security?
Awarded Jun 29 at 6:16
CVC-PKCS#10 Generation and Signing
Awarded Jun 28 at 22:26
My question is about Enigma rotors
Awarded Jun 28 at 9:46
How to generate Multiple Encryption Keys for use in RSA polymorphic multiplication
Awarded Jun 26 at 22:42
Looking for a Non-textual hashing function
Awarded Jun 26 at 11:43
Can we calculate the “previous hash value” in the SHA256 compression function with a known message block and final hash?
Awarded Jun 26 at 5:21
What's the name of this random number generation algorithm?
Awarded Jun 26 at 2:05
Proper way of encrypting large files with AES-256-GCM
Awarded Jun 25 at 15:03
How to convert from small field to large field
Awarded Jun 25 at 11:43
Multi Factor Encryption?
Awarded Jun 24 at 11:57
Is it necessary to use Fermat's Little Theorem to prove the 'correctness' of the RSA Encryption method?
Awarded Jun 23 at 20:16
Does there exist a hash function which has a fixed point? [duplicate]
Awarded Jun 22 at 15:47
RSA: Is there a way to digitally sign a message without knowing the private key?
Awarded Jun 22 at 14:02
Practical Threshold Signatures
Awarded Jun 22 at 10:32
Why AEAD instead of encrypting with a simple hash?
Awarded Jun 21 at 10:26
Authentication using a nonce
Awarded Jun 20 at 10:55
Attack against $\operatorname{DESA}_{k,k_1} (x) \underset{\text{def}}= \operatorname{DES}_k(x)⊕k_1$
Awarded Jun 19 at 15:32
Symmetric algorithm effective key length
Awarded Jun 18 at 23:30
DTLS vs direct use of AES. What are the threats unique for direct use of AES instead of DTLS?
Awarded Jun 18 at 23:09
multi-theorem vs single-theorem for non-interactive zero knowledge
Awarded Jun 18 at 4:14
Is $f(g)$ a PRG if $f$ is a OWF and $g$ a PRG?
Awarded Jun 17 at 17:40
Solving LPN using algorithm for syndrome decoding
Awarded Jun 17 at 10:25
TLS 1.2 AES-GCM decryption problem
Awarded Jun 16 at 14:18
Cryptographic function that can 'pack' numbers
Awarded Jun 16 at 11:58
VeraCrypt volume does not decrypt - lost the password. Error message: “Source: MountVolume:8299” [migrated]
Awarded Jun 16 at 2:05
Solving LPN using algorithm for syndrome decoding
Awarded Jun 15 at 21:36
Are My Answers to This Hash Question Correct?
Awarded Jun 15 at 19:50
AES-256 CTR with ESSIV, is this correct?
Awarded Jun 14 at 20:08
Calculating the modular inverse of a polynomial with coefficients in GF(2^8). (AES)
Awarded Jun 14 at 14:28
Differential Privacy: What is the 'game' between data holder and adversary?
Awarded Jun 13 at 20:02
Differential Privacy: What is the 'game' between data holder and adversary?
Awarded Jun 13 at 18:10
(post deleted or otherwise unavailable)
Awarded Jun 13 at 17:20
(post deleted or otherwise unavailable)
Awarded Jun 10 at 23:32
Non-interactively share secret with group without revealing to generator?
Awarded Jun 10 at 11:31
Which encryption mode is best for transport of random values?
Awarded Jun 10 at 9:34
Ring LWE: How can the secret be chosen from the “uniform distribution”?
Awarded Jun 10 at 5:03
(post deleted or otherwise unavailable)
Awarded Jun 9 at 17:25
Is CRC32C (any) better than CRC32(B)?
Awarded Jun 9 at 13:51
Interchangeability of hash outputs
Awarded Jun 9 at 1:56
Minimum input size of a hash function
Awarded Jun 7 at 16:47
Minimum input size of a hash function
Awarded Jun 7 at 3:55
(post deleted or otherwise unavailable)
Awarded Jun 6 at 16:28
Does a cipher exist with the following properties?
Awarded Jun 5 at 19:56
Which hash algorithms are suitable for use with Elliptic-curve cryptography
Awarded Jun 5 at 5:05
Can you correct my understanding of Argon2? [closed]
Awarded Jun 4 at 15:10
Practical sources of entropy on an Android device?
Awarded Jun 4 at 9:51
(post deleted or otherwise unavailable)
Awarded Jun 4 at 7:51
SHA256 hash malleability
Awarded Jun 4 at 6:33
Is it okay to reuse a single symmetric key for a large volume of messages and HMACs, so long as “nonces” are randomly generated for both of them?
Awarded Jun 4 at 5:20
Can I encrypt a message by swapping bits in the text?
Awarded Jun 3 at 21:16
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