Scholar Badge - Cryptography Stack Exchange

sep 5 at 3:51

Why RC4 used constant 24bits for initial vector — Keith Lau Si Keit 31

sep 4 at 12:40

implications of SSH server key compromission when authenticating users against a public key — Cerber 1084

aug 31 at 14:33

How to submit a new method of encryption? — Lesbegue2012 213

aug 31 at 4:42

Storage of Private Keys — Jordan Arseno 1085

aug 30 at 21:37

Difference in one time key and one time pad and many time key — khunshan 83

aug 30 at 9:12

Why not encrypt salt? — file-encrypter-noob 283

aug 27 at 21:35

Secure Hash Function based on AES — dspyz 1154

aug 27 at 19:10

What are the safe ways to derive HMAC key using block cipher? — dchest 487310

aug 27 at 7:49

Does ShaCrypt have the properties which make BCrypt slow on GPUs? — Hendrik Brummermann♦ 503223

aug 26 at 15:04

Is there a way to make RC4 (ARCFOUR) secure, or is it completely broken? — Kevin Jin 1264

aug 22 at 19:18

Why can't Homomorphic encryption schemes support algorithms with conditions/branching? — Also 31

aug 22 at 13:03

Zero Knowledge auth schemes with weak secret — Moo 32

aug 20 at 18:07

Recommended Books for Cryptography : Theory and Implementation [closed] — PooyaM 1204

aug 20 at 15:57

How do I calculate the maximum plain text length allowable for a certain cipher text length? — Josh 1033

aug 17 at 1:07

Can I use PBKDF2 for authentication and decryption? — Eyal 1755

aug 15 at 0:02

Is any decent RNG acceptable as a stream cipher? — 0xFE 1706

aug 14 at 22:47

Why does SRP-6a use k = H(N, g) instead of the k = 3 in SRP-6? — Robert I. Jr. 555

aug 14 at 17:52

Homomorphic cryptosystems in RSA — SomekidwithHTML 1134

aug 13 at 17:20

Existing works on pre-computing ElGamal ephermal keys — Kevin Montrose♦ 1204

aug 13 at 12:45

Is a continuous stream of encrypted data embedded in garbage more or less secure than only encrypting the data? — Tobias Kienzler 1326

aug 10 at 13:30

Why can't the IV be predictable when its said it doesn't need to be a secret? — acidzombie24 1363

aug 10 at 5:08

Design question for a service that signs messages on behalf of a user — Arne Claassen 1033

aug 9 at 16:07

Why does ROT13 provide no cryptographic security? — Explosion Pills 1164

aug 9 at 14:56

Secure private key storage — Hubert Kario 1334

aug 9 at 6:00

What is the most secure hand cipher? — Jordan 1705

aug 7 at 9:23

How to turn adversary against encryption of zeroes into adversary against random bits? — hakoja 26028

aug 6 at 18:40

inverse of 985 mod(φ60131) — Mintybacon 81

aug 4 at 6:49

How to jusify {e,n} is a valid RSA public key? — Kit Ho 1304

aug 4 at 1:04

What is the name of this kind of protocol — amccormack 1134

aug 1 at 23:00

Can I use a key-derivation-function as the hash function H in SRP? — Aidenn 1454

aug 1 at 17:59

Relative security of a Vigenère cipher — Chris 1085

aug 1 at 11:12

Stream cipher malleability — Narayan Ambre 82

jul 31 at 17:14

Why x00 is usually avoided in salt? — MainMa 1233

jul 31 at 13:54

Why does .NET's ECB mode implementation append a constant block to my ciphertext? — shannon 1255

jul 31 at 7:58

Why is a MAC needed? — lxgr 2914

jul 30 at 20:46

SSTP MSCHAP-V2 Authentication before SSL or after SSL Session — John Mitchell 1034

jul 30 at 10:59

How to securely use Elgamal encryption in libgcrypt? — Jay 936

jul 28 at 2:09

Adaptive Hash Functions: How to tell how many iterations were used? — Terry Chia 1335

jul 27 at 15:22

Is just a bit of random, “fully random”? — Camilo Martin 1134

jul 27 at 15:22

Can I pre-define the points in Shamir's Secret Sharing algorithm — grieve 1383

jul 25 at 1:38

Is this a secure implementation of password reset email? — Peter Friend 212

jul 23 at 21:54

Format-preserving encryption implementations — Dennis Buchmann 133

jul 23 at 17:57

Trying to find an algorithm to share portions of a key with multiple people — Dave 1082

jul 21 at 14:41

Other than brute force, are there any attacks on Threefish-512 using only a single known plaintext block? — Erkling 186

jul 20 at 21:18

Is truncating a hashed private key with SHA-1 safe to use as the symmetric key for AES for data at rest? — aspergillusOryzae 132

jul 17 at 7:52

Is MAC better than digital signature? — Aarti Elly 31

jul 16 at 19:34

Conforming Randomness To An Alphabet — ircmaxell 1655

jul 15 at 22:20

RC4 S-Box and Keystream — Devros Exrix 232

jul 13 at 15:21

Different implementations of SHA1, which one is correct? — nrz 1134

jul 12 at 20:43

Signatures: RSA compared to ECDSA — Joshua 1255

jul 11 at 15:45

What differentiates a password hash from a cryptographic hash besides speed? — Steven Xu 1785

jul 11 at 14:20

Which of these 3 AES 128 symmetric encrypt/decrypt routines is most secure? — crawfish 1236

jul 11 at 12:00

Untraceable communication protocol — eddy ed 433

jul 10 at 20:53

How are state wiretaps obtaining plaintext from encrypted transmissions? — Bryson 1284

jul 10 at 13:58

KDF with low-entropy salts — Dirk Kaestner 83

jul 8 at 13:26

Multi layer encryption with ECB mode [closed] — Andrew Campbell 11

jul 7 at 23:56

Is SSL getting faster because it's getting less secure? — Gelatin 1233

jul 7 at 13:59

why do we need Diffie Hellman? — piotrek 1332

jul 6 at 12:53

Using a derived key for CMAC — silentser 184

jul 6 at 12:23

Learnt cryptography and python. What do I do next? [closed] — ritratt 163

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