Scholar Badge - Cryptography Stack Exchange

nov 8 at 21:43

How can I use eulers totient and the chinese remainder theorem for modular exponentiation? — Saf 154

nov 8 at 13:48

Several questions about Paillier cryptosystem — Thomas Lieven 976

nov 8 at 8:28

Blowfish: hex digits of pi used for s-boxes? — SwaroopGiwali 31

nov 6 at 13:48

Why does HOTP use such a complex truncate function? — Jeff 1332

nov 5 at 12:47

Why doesn't CTR mode require blocking? — blz 1163

nov 5 at 0:26

Messages of different lengths and one-time computationally-secret — BiggBen1989 273

nov 4 at 6:30

Explanation of the Decision Diffie Hellman (DDH) problem. — Nico Bellic 253

nov 2 at 14:41

CPA Secure Chosen plaintext scheme — user4186 233

nov 2 at 12:31

Has there been any cryptanalysis of RC4-52? — David Cary 87819

oct 31 at 5:29

Crack SHA1 hash code — user236501 1184

oct 31 at 1:39

Distinguish messages — Thom 283

oct 30 at 22:04

Would this simple encrypted chat program be feasible using One Time Pads? — zuallauz 1025

oct 29 at 1:35

Why, or when, to use an Initialization Vector? — Ian Boyd 1315

oct 28 at 2:04

Is there an algorithm for factoring N, which is just as simple as this one, but faster? — Sam Kennedy 404

oct 27 at 19:29

Why do we need in RSA the modulus to be product of 2 primes? — Karel Bílek 1133

oct 24 at 16:46

Is AES-256 weaker than 192 and 128 bit versions? — quantumSoup 2065

oct 24 at 11:36

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

oct 24 at 6:41

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

oct 23 at 6:11

Determine complexity of a SAT problem — Zoresvit 31

oct 22 at 14:20

Encryption algorithm which produces comparable results for substrings — Narendra 1083

oct 22 at 10:45

How weak/strong is this hand cipher? (updated) [closed] — illsecure 175

oct 20 at 14:48

The meaning of “scheme” — Sadeq Dousti 31418

oct 19 at 17:09

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

oct 19 at 14:44

Shamir Secret Sharing - Threshold decryption implementation — Chris C 133

oct 18 at 20:39

Is AES in CBC mode secure if a known and/or fixed IV is used? — KeithS 2357

oct 17 at 19:39

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

oct 17 at 18:24

Conditional entropy — Hashed 252

oct 17 at 14:09

Can Elgamal be made additively homomorphic and how could it be used for E-voting? — nazmul 84

oct 14 at 16:22

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

oct 13 at 23:56

Cracking Pre-Paid Cards — Ahmed Saleh 1314

oct 13 at 0:55

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

oct 12 at 12:45

RSA keys finding when messages are known — Salahuddin559 82

oct 10 at 23:18

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

oct 9 at 18:32

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

oct 8 at 0:07

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

oct 7 at 19:07

understanding a length extension attack — eQuiNoX__ 1504

oct 4 at 19:29

server side Javascript security — MaxSan 1555

oct 4 at 14:58

What is the strength of unpadded RSA? — tm1rbrt 1224

oct 4 at 11:33

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

oct 4 at 3:53

Is there any recent cryptographic algorithm especially designed for low-level processors? — vsz 1434

oct 3 at 20:43

Is RSASSA-PKCS1-v1_5 a good signature scheme for new systems? — D.W. 8,057827

oct 3 at 10:52

Implementing AES encryption for firmware distribution system — Mellowcandle 1184

sep 30 at 1:00

is this RSA private key valid? — ansur 183

sep 27 at 1:38

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

sep 26 at 12:43

Constructing secure key exchange protocol — Nick 82

sep 24 at 9:56

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

sep 22 at 14:55

Detect tampering of data — Jonas Teuwen 1135

sep 22 at 7:29

FIPS 140-2 Compliant Algorithms — Siva 1133

sep 21 at 19:09

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

sep 21 at 13:04

SHA-256 and AES-128 — Aron Jay 132

sep 19 at 15:18

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

sep 15 at 15:14

Calculating the inverse modularity of the determinant for Hill cipher — maya-bf 31

sep 14 at 14:21

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

sep 14 at 8:41

(post deleted or otherwise unavailable) — adlwalrus 1011

sep 13 at 14:25

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

sep 11 at 9:58

How to decrypt AES in CBC — angelo 83

sep 10 at 0:22

Is there another resource for Carter-Wegman-style message authentication? — Matt Groff 1133

sep 8 at 16:19

Bitcoin Research — Joe Johnson 126 1514

sep 8 at 1:33

Are picture files “random enough” to be usable as a one-time pad? — youjustreadthis 254

sep 7 at 21:03

What is the harm if I publish an encrypted RSA private key publicly? — Dusty W 1134

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