Student Badge - Cryptography Stack Exchange

oct 19 at 18:44

Shamir Secret Sharing - Threshold decryption implementation — Chris C 133

oct 19 at 12:34

What exactly is addition modulo $2^{32}$ in cryptography? — BTent 133

oct 17 at 21:24

How to construct a variable length IND-CPA cipher from a fixed length one? — Thom 111

oct 17 at 20:44

Is secure remote snap possible? — Peter Taylor 1063

oct 16 at 18:54

Are there secure stream ciphers that cannot be parallelized? — Cray 1184

oct 16 at 16:24

Hill Cipher known plaintext attack — ecem 163

oct 16 at 1:29

Traditional DES scheme in Unix crypt function — Pier-alexandre Bouchard 615

oct 14 at 16:12

Secure Hash Function based on AES — dspyz 1154

oct 14 at 15:42

Increase number of rounds for SPN and Feistel ciphers — marluh 234

oct 14 at 15:22

Can I save space for short messages by using encryption with private key instead of a signature? — XiniX00 111

oct 14 at 9:22

RSA keys finding when messages are known — Salahuddin559 82

oct 14 at 9:22

AES encryption for images [closed] — user39576 91

oct 14 at 9:17

Encryption algorithm which produces comparable results for substrings — Narendra 1083

oct 13 at 10:51

How do I encrypt with the private key? [duplicate] — bob 772218

oct 12 at 19:05

What happens to the entropy of a password when you hash it? — null 1102

oct 10 at 12:53

Perfect security definitions — Omar 1111

oct 9 at 23:12

Cryptographic Algorithm/Protocol needed — esskar 1685

oct 9 at 2:42

Attack by replaying messages — Nick 241

oct 8 at 23:12

How to encrypt a short string and keep the length secret — Erik 1112

oct 7 at 19:07

understanding a length extension attack — eQuiNoX__ 1504

oct 6 at 16:05

How to decrypt AES in CBC — angelo 83

oct 6 at 10:30

What is the theoretical and practical status of mental poker? — user453455 461

oct 5 at 20:35

Tree hash and multithreading for parallelism — ash 91

oct 5 at 20:30

SHA-256 and AES-128 — Aron Jay 132

oct 5 at 20:30

Can I combine two of SHA-3 candidates cryptography hash functions and obtain more secure Algorithm? — Romario 61

oct 5 at 20:30

find solutions that solve the equations — blejzz 1084

oct 5 at 9:50

Constructing secure key exchange protocol — Nick 82

oct 5 at 9:50

What is difference between PRG, PRF, and PRP — Khunshan Ahmad 111

oct 4 at 15:03

server side Javascript security — MaxSan 1555

oct 4 at 14:28

Correct method to encrypt data so that it can be decrypted only by Alice and Bob — Juha 233

oct 4 at 12:28

Proving correctness of pseudorandom generator construction given existing pseudorandom generator — Jeremy 1111

oct 4 at 10:38

Is it possible to obtain AES-128 key from a known ciphertext-plaintext pair? — Denis Bezrukov 132

oct 3 at 19:28

How does one calculate the cryptoperiod? — D.H. 184

oct 1 at 20:12

How could block encryption in counter mode be secure from viewpoint of entropy? — Mok-Kong Shen 2806

oct 1 at 20:07

What is the strength of unpadded RSA? — tm1rbrt 1224

oct 1 at 13:52

Exact mathematical definition of simulation based security? — dst 111

oct 1 at 11:21

How to avoid a chicken and egg scenario with encrypting passwords? — ams 1162

sep 28 at 14:29

(post deleted or otherwise unavailable) — yao jiang 1011

sep 27 at 14:03

Why is CBC with predictable IV considered insecure against CPA — asudhak 1212

sep 27 at 13:43

WebcryptoAPI - secure or not [closed] — user93353 1263

sep 27 at 0:23

Can we construct fully homomorphic encryption scheme based on non-circuit approach? — Zhigang Chen 61

sep 27 at 0:23

Figuring out key in hill cipher (chosen-plaintext attack) — Emyr 233

sep 24 at 19:21

Safety of a pre-keyed DH-Key Exchange — icefex 132

sep 24 at 13:36

(post deleted or otherwise unavailable) — ansur 183

sep 22 at 9:34

verify contents, but not order — Billy Moon 1114

sep 21 at 16:49

FIPS 140-2 Compliant Algorithms — Siva 1133

sep 21 at 16:44

Is it considered insecure in an HOTP implementation to publicly provide the next counter? — Devin 1134

sep 19 at 20:53

Finding where I am in a linear recurrence relation — D.W. 8,034827

sep 19 at 14:03

Shortcuts / practicality of brute forcing block cipher (AES) + ECB with known plaintext — Konrads 1133

sep 19 at 14:03

Data-validating protocol — T_12 1162

sep 19 at 9:38

md5: is reverse length-extension attack possible? — Max Selivanov 112

sep 18 at 11:57

How many keys does the Playfair Cipher have? — GamingX 374

sep 18 at 1:26

Simulation-based security? — evc 61

sep 16 at 17:56

Dimension of Encryption of a linearly dependent set of plaintexts — Hashed 252

sep 15 at 19:34

Encryption scheme with equivalent keys? — Harel 966

sep 14 at 13:16

Why RSA can't handle numbers above 76? — yozloy 1563

sep 13 at 14:10

What is safer: ZipCrypto or AES-256? — alex 13813

sep 13 at 13:20

Implementing AES encryption for firmware distribution system — Mellowcandle 1184

sep 11 at 18:08

What is a “rewinding argument”? — Jaska 261

sep 9 at 20:36

Is it safe to use file's hash as IV? — 4r1y4n 1464

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