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dec 12 '11 at 21:23
Proof of security for RSA signatures — 2358 142
dec 11 '11 at 4:24
Why does the padding in MD5 contain the message length? — Seth 77515
dec 9 '11 at 22:48
Demonstrating the insecurity of an RSA signature encoding scheme — pg1989 32218
dec 9 '11 at 10:01
Does hash_df use binary or an ASCII hexadecimal representation for numbers to be passed to the hash function? — Lunar Mushrooms 1794
dec 7 '11 at 5:18
(post deleted or otherwise unavailable) — Forte 1012
dec 1 '11 at 15:57
Are safe primes $p=2^k \pm s$ with $s$ small less recommandable than others as a discrete log modulus? — Samuel Neves 1,122410
dec 1 '11 at 0:17
What is the appropriate public key encryption for secure coin flipping? — Jake 404
nov 30 '11 at 18:40
Software implementation of a commutative cipher? — Bill the Lizard 175112
nov 30 '11 at 14:59
Is it a good idea to use bitwise XOR on a set of MD5 sums? — Benoit 1184
nov 30 '11 at 8:27
Hash or encryption function for challenge-response protocol? — Niklas 1112
nov 30 '11 at 0:15
Is modern encryption needlessly complicated? — BlueRaja - Danny Pflughoeft 40124
nov 29 '11 at 6:20
Are there practical upper limits of RSA key lengths? — William Hird 766
nov 28 '11 at 17:45
Where is the proof of security of Diffie's cipher? — Simon Johnson 36615
nov 28 '11 at 15:50
Is a book cipher provably secure? — robjb 1032
nov 23 '11 at 14:30
Security of simple xor and s-box cipher? — Polynomial 499114
nov 23 '11 at 9:45
Does knowing common prefixes help crack blowfish? — ICR 1173
nov 21 '11 at 22:03
Is a RSA-signature of some identifying data a safe way to implement a license key? — ispiro 1595
nov 21 '11 at 1:09
Derived Shared Key vs Distinct Keys? — Michael J. Gray 1314
nov 20 '11 at 21:14
Can you help with that definition for a CCA? — mixkat 17815
nov 16 '11 at 23:29
(post deleted or otherwise unavailable) — Bobby S 410110
nov 14 '11 at 12:12
Best way to reduce chance of hash collisions: Multiple hashes, or larger hash? — Theodor Kleynhans 6215
nov 9 '11 at 7:18
Encrypting and obscuring data between site/user without SSL — Stefano Palazzo 29619
oct 27 '11 at 4:28
Should I use ECB or CBC encryption mode for my block cipher? — user5507 391210
oct 26 '11 at 20:30
How can rainbow tables be used for a dictionary attack? — Dennis 76517
oct 24 '11 at 23:08
Endless PRNG from PRNG with specific stretch? — Ricky Demer 1,0061211
oct 24 '11 at 18:52
(post deleted or otherwise unavailable) — woliveirajr 51718
oct 20 '11 at 22:33
Is there a secret sharing scheme which allows delegation/re-sharing without reconstructing the original secret? — imichaelmiers 59617
oct 20 '11 at 4:24
Deniable Encryption from simple primitives — Jason Knight 333
oct 18 '11 at 23:04
How can one break a monoalphbetic substitution chipher at pseudorandom text? — Maeher 950214
oct 17 '11 at 17:00
Is there a hash function with 2048bit output? — emboss 21318
oct 17 '11 at 16:05
Is there a hash function with 2048bit output? — mykhal 1214
oct 10 '11 at 20:10
How well does scrypt perform on different architectures / OSes? — Black 492
oct 10 '11 at 16:55
How well does scrypt perform on different architectures / OSes? — ripper234 23717
oct 10 '11 at 2:33
How do other, non-RSA algorithms, compare to the PKCS #1 standard? — makerofthings7 361112
oct 6 '11 at 23:05
How robust is discrete logarithm in $GF(2^n)$? — ByteCoin 23724
oct 4 '11 at 14:44
Using a mono-alphabetic substitution cipher with a different language per word — Scott 284
oct 4 '11 at 12:43
Using a mono-alphabetic substitution cipher with a different language per word — Rob Napier 23613
oct 4 '11 at 8:57
What is the likely cause when this happens in RSA Algorithm — sashank 6891313
oct 2 '11 at 23:03
Cracking Pre-Paid Cards — Ahmed Saleh 1314
oct 2 '11 at 14:42
(post deleted or otherwise unavailable) — Kamyar 1135
sep 30 '11 at 8:56
How does one scale encryption strength upwards from 256-bit? — McGafter 1115
sep 28 '11 at 18:02
Hashing or encrypting twice to increase security? — Jesse C. Slicer 1213
sep 28 '11 at 10:51
How exactly would someone attempt to analyse ciphertext produced by popular encryption products such as Truecrypt/PGP? — Rory Alsop 232112
sep 26 '11 at 17:48
How to fairly select a random number for a game without trusting a third party? — Ilmari Karonen 6,341725
sep 26 '11 at 9:00
How should one implement a delegated shared trust protocol? — Gary Rowe 1018
sep 25 '11 at 15:15
Webapp password storage: Salting a hash vs multiple hashes? — Steve Dispensa 1393
sep 25 '11 at 12:50
Is the last step of an iterated cryptographic hash still as resistant to preimage attacks as the original hash? — aSteve 1162
sep 24 '11 at 22:26
Can a computationally unbounded adversary break any public-key encryption scheme? — huyichen 22528
sep 23 '11 at 23:54
How to fairly select a random number for a game without trusting a third party? — billpg 20517
sep 23 '11 at 9:40
Public key generation in homomorphic encryption schemes — Andrei Petrenko 1315
sep 18 '11 at 22:06
Measuring entropy for a ciphertext only attack — S. Robert James 993
sep 18 '11 at 17:39
How to forge Schnorr signatures if you can guess the challenge — Henno Brandsma 62715
sep 13 '11 at 3:15
Is a changing public truecrypt container secure? — Sebastian Langer 1183
sep 10 '11 at 13:16
How do I construct a 256-bit hash function from 128-bit AES? — joeforker 21915
sep 9 '11 at 23:11
How do I construct a 256-bit hash function from 128-bit AES? — mikeazo♦ 7,9161938
sep 7 '11 at 1:11
What advantage does facebook's new encrypted access_token have? — chesles 1214
sep 5 '11 at 16:47
Does NTRU decrypt correctly now? — Jack Schmidt 1736
sep 2 '11 at 12:24
How can we reason about the cryptographic capabilities of code-breaking agencies like the NSA or GCHQ? — Kaveh 1414
sep 2 '11 at 9:54
Would RSA-encrypting a private key for itself constitute a vulnerability? — Tim N 1263
sep 1 '11 at 22:52
What is the sign bit for in Feige-Fiat-Shamir? — Fixee 877214
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