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3h ago
Is this algorithm secure? — csharpler 1083
14h ago
Are there any hand ciphers not obsoleted by computer cryptanalysis? — Luke Sheppard 1283
1d ago
Polynomial multiplication and division in 2^128 — Herc11 61
1d ago
Is Base64(SHA1(GUID)) still unique like the original GUID? — John 1062
1d ago
What are the potential security impacts of using CRAM-MD5 for Emails, when not using an SSL connection? — e-sushi 277
2d ago
Is this a sensible cryptographic protocol intending to reduce the impact of compromised security? — Matt Fellows 1064
2d ago
Hill-cipher, disordered alphabet — user9 133
2d ago
Help me describe/identify this challenge-response protocol/algorithm? — Cybergibbons 1063
may 15 at 17:55
Generating IV in TLS 1.2 — user1966074 132
may 14 at 18:53
Using an MD5 hash as a password — Vilhelm Gray 1184
may 14 at 4:53
CSPRNG in JavaScript using Audio and Video — user6929 82
may 13 at 19:05
ABC Conjecture's Impact on RSA Encryption — James Santiago 1062
may 13 at 14:08
Why is the following RSA PRNG cryptographically secure? — schrobe 214
may 10 at 5:57
Security of Salsa20 with some known plaintext? — davidkomer 1062
may 10 at 5:57
Many consecutive hashes to slow down brute force attack? — tkbx 1114
may 9 at 14:18
Winzip AES256 vs PGP — Tim Kennedy 132
may 9 at 7:05
Is OAEP reversible? — luolimao 62
may 8 at 20:23
How to derive formulas for addition and multiplication in Jacobian coordinates — user6784 112
may 8 at 17:01
Increased CRC collision probability when adding bits to input message — jmbeck 133
may 7 at 6:39
Are digital signatures secure for signing lots of small messages? — f.ardelian 1133
may 7 at 6:34
Attacking AES/CCM with random IV — Bruno Reis 1587
may 6 at 20:16
RSA leak bits to factor N — javic 1333
may 5 at 20:24
encrypt message with one digest 0-9 instead of 01-26 — sandy 111
may 5 at 18:03
Implementing secret reconstruction in Shamir's Secret Sharing — Clearner88 41
may 5 at 11:57
Elliptic Curve is DH function or PKI? — korv 82
may 4 at 21:48
How to derive two keys from one password — user1028028 225
may 3 at 23:44
Algorithm digipass-like — user26462 62
may 3 at 23:44
Requiring a “supervisor” key pair and a “user” key pair to decrypt multiple-recipient messages — Earlz 1063
may 3 at 23:39
What happen if a asymmetric crypto-system deals with only one key — boFatom 61
may 3 at 23:34
Encrypt a single file, chunk-by-chunk, each chunk using different key (AES) — tcboy88 83
may 3 at 23:34
Which public key was used. PGP — user1219736 82
may 3 at 23:34
Password verification — bic 1083
may 1 at 22:58
Have I understood pedersen commitment correctly? — Zeta Two 1335
may 1 at 18:16
Knowing a valid salted hash for an unknown secret, is it possible to compute another valid hash? — Claudio Floreani 1183
apr 30 at 4:09
Proof that padded RSA is CPA-secure — user1526710 283
apr 29 at 16:56
what is the difference between Scrypt and PBKDF2 — Salvador Dali 1185
apr 29 at 15:35
Counter Mode: static IV but different keys [duplicate] — Chi 62
apr 29 at 13:45
toy hash algorithm — Shaga 1183
apr 27 at 15:49
implementing long term archive encryption — kouk 223
apr 25 at 16:21
AES - plaintext is smaller 128 bit - how to expaned? — Stefan 1184
apr 25 at 9:24
What is the probability of breaking the AES algorithm? — yakrish 61
apr 24 at 23:28
What does “securely realize” mean? — Michael 61
apr 24 at 15:42
Attacking historical ciphers methodology — Adam 111
apr 24 at 14:57
Chain several RSA encryptions without increasing the message size — user2301771 133
apr 24 at 14:57
How to learn the first bit of m in padded RSA — Yufei Ning 132
apr 23 at 20:21
Perfect secrecy and change of plaintext probability distributions — Student 61
apr 23 at 20:21
Correct way to truncate data to a range — chew socks 113
apr 23 at 20:16
LT codes with Homomorphic hashing — user794034 111
apr 23 at 20:16
The utility of elliptic curve cryptography — Jonah Sinick 1113
apr 23 at 20:16
How secure is passing a MAC to Python's random.seed before using random.choice to generate a MAC? — Andrey Fedorov 1186
apr 23 at 20:16
PKC McEliece + $S$ + $P$ — juaninf 1507
apr 23 at 17:30
SHA256 HMAC brute force with chosen plaintext attacks — user1373208 162
apr 23 at 15:59
Is it possible to work out the hash algorithm from a list of known message-hash pairs? — Ryan Holder 111
apr 23 at 5:55
Quality of randomness on a Linux system with haveged — Hal Bal 232
apr 21 at 21:46
What is the best way to store sensitive information on the client? — Kevin Craft 162
apr 21 at 10:17
Prove that textbook RSA is susceptible to a chosen ciphertext attack — pajamas 1384
apr 21 at 0:09
Addition with Shamir secret sharing — William Seemann 1203
apr 20 at 6:53
Is encrypting a single 128 bit block with AES ECB “safe” — edhill 283
apr 19 at 1:11
Can prepending “junk” be equivalent to an IV when encrypting using CBC? — Cory Kendall 1134
apr 18 at 11:02
How can scrypt be improved to counter GPU mining — user239558 1161
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