Cryptography

Excavator

 Excavator
Edit first post that was inactive for 6 months.
Awarded 491 times.
Are there two known strings which have the same MD5 hash value?
Awarded Oct 5, 2022 at 4:15
Why are vectors approximately orthogonal after Gaussian lattice reduction?
Awarded Oct 4, 2022 at 5:26
Overview of relations between cryptographic primitives?
Awarded Sep 30, 2022 at 4:42
Diffie-Hellman exchange result is always 1
Awarded Sep 21, 2022 at 5:26
TPM and Remote attestation
Awarded Sep 21, 2022 at 5:26
If we can find prime numbers larger than 17 milion digits, why can't we find all 1024bit primes?
Awarded Sep 19, 2022 at 4:13
RSA Proof of Correctness
Awarded Jul 24, 2022 at 4:05
Difference between Pure EdDSA (ed25519) and HashEdDSA (ed25519ph)
Awarded Jul 8, 2022 at 4:12
An unbreakable Hill cipher?
Awarded Jul 5, 2022 at 4:04
How does SafeNet MobilePASS generate passwords?
Awarded Jun 30, 2022 at 5:18
Why do the elliptic curves recommended by NIST use 521 bits rather than 512?
Awarded Jun 22, 2022 at 5:06
Schnorr signatures: multisignature support
Awarded Jun 22, 2022 at 5:06
Constructing Garbled Circuits
Awarded Jun 9, 2022 at 4:26
AES key reuse and guessing the key
Awarded May 28, 2022 at 4:37
What is hardened SHA-1, how does it work and how much protection does it offer?
Awarded Apr 23, 2022 at 4:06
Reductionist proofs of computational problems to decisional
Awarded Apr 5, 2022 at 6:00
Discrete Logarithm: What does it mean to find the discrete logarithm of $a$ to base $g$ modulo $p$?
Awarded Apr 4, 2022 at 4:25
Having plaintext and ciphertext, how can I learn more about key/encryption?
Awarded Mar 24, 2022 at 4:11
More than one private key for RSA
Awarded Mar 19, 2022 at 4:21
NFC with AES : how works the exchange of key
Awarded Mar 11, 2022 at 4:03
What are best practices for long term storage (~20 years) of encrypted / sensitive files?
Awarded Mar 10, 2022 at 6:09
Where is Signaturevalue in Certificate?
Awarded Feb 5, 2022 at 4:26
Compression-Ratio Side Channel
Awarded Feb 4, 2022 at 6:02
Should we MAC-then-encrypt or encrypt-then-MAC?
Awarded Feb 2, 2022 at 20:18
ECDH security when no KDF is used
Awarded Jan 20, 2022 at 4:22
Recovery Passphrase Collission for BIP-39 and BIP-44
Awarded Dec 30, 2021 at 4:35
Why OpenSSH prefers ECDSA nistp256 keys over -384 and -521, and those over Ed25519, for host key verification?
Awarded Dec 29, 2021 at 6:12
Security proof, Sequence of games
Awarded Dec 21, 2021 at 5:10
What is the difference between information-theoretic and perfect types of security?
Awarded Dec 17, 2021 at 4:41
Understanding the length extension attack
Awarded Dec 15, 2021 at 4:26
Is HMAC-DRBG or Hash-DRBG stronger?
Awarded Dec 4, 2021 at 4:41
Complete Set of Test-Vectors for ECDSA secp256k1
Awarded Nov 24, 2021 at 5:12
Finding the IV of AES CBC (CTF)
Awarded Nov 10, 2021 at 21:16
Encrypt-and-mac IND-CCA security
Awarded Nov 7, 2021 at 4:51
How to solve MixColumns
Awarded Oct 22, 2021 at 5:35
Why are there limitations on using encryption with keys beyond certain length?
Awarded Oct 21, 2021 at 4:21
Sextic twist over BN elliptic curves
Awarded Oct 18, 2021 at 19:47
What is the best method to achieve authenticated encryption with OpenSSL?
Awarded Sep 28, 2021 at 4:26
Meet-in-the-Middle attack on 3DES
Awarded Sep 23, 2021 at 4:58
Why can't we find $d$ if we know $e$ and $n$ in RSA?
Awarded Sep 20, 2021 at 6:15
Why is a number of shares that is greater than a threshold required to construct a secret?
Awarded Aug 7, 2021 at 5:22
What are the differences between a digital signature, a MAC and a hash?
Awarded Jul 28, 2021 at 5:47
A discrete-log-like problem, with matrices: given $A^k x$, find $k$
Awarded Jul 19, 2021 at 5:18
calculate ESS IV initialization vector for aes-cbc essiv encryption
Awarded Jul 17, 2021 at 4:41
A problem about Gaussian distribution in paper GPV08
Awarded Jul 4, 2021 at 4:17
Can I prove in zero knowledge that the public key corresponding to a secret that I committed is in the Accumulator?
Awarded Jun 27, 2021 at 5:17
Taking advantage of one-time pad key reuse?
Awarded Jun 17, 2021 at 4:20
Is the following non-interactive zero-knowledge set membership protocol provably secure?
Awarded Jun 14, 2021 at 4:41
Should we sign-then-encrypt, or encrypt-then-sign?
Awarded Jun 1, 2021 at 4:41
What is U2FsdGVkX1?
Awarded May 27, 2021 at 4:52
Appropriate public exponent choice for RSA encryption
Awarded May 25, 2021 at 4:46
How to securely and noninteractively generate a blinding factor in MimbleWimble Pedersen commitment?
Awarded May 24, 2021 at 4:07
NIST random test suite choosing bitstream length and count [closed]
Awarded May 23, 2021 at 4:04
Is it secure to send the hash along the message without encryption?
Awarded May 22, 2021 at 4:49
What is a purpose of reducing lattice basis?
Awarded May 19, 2021 at 4:02
hello i am a junior coder and programmer . what are the first step towards learning the beauty and function's of data science [closed]
Awarded May 17, 2021 at 8:36
What is the SSL private key file format?
Awarded May 14, 2021 at 5:17
Is it secure to use order preserving encryption in practice?
Awarded May 7, 2021 at 4:21
Ring signatures in ECC
Awarded Apr 26, 2021 at 4:40
Blockchain without cryptography
Awarded Apr 24, 2021 at 6:34
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