Cody

Trial software

Problems

1 – 20 of 20

Problem Title Likes Solvers

Problem 751. Implement simple rotation cypher

Created by: Doug Hull

Tags asee, lookup table, cipher

10

856

Problem 78. Implement a ROT13 cipher

Created by: Cody Team

Tags matlab, lookup table, cipher

6

667

Problem 1953. Simple Caesar Cypher - shift encrypt a message given an index number

Created by: Tyler

Tags cryptography

2

41

Problem 1150. Polybius Square

Created by: Mehmet OZC

Tags cryptography, polybius, encrypt

0

29

Problem 1151. Decrypt Polybius

Created by: Mehmet OZC

Tags polybius, cryptography, decrypt

0

24

Problem 44351. Code breaker, Part I: Operation Phoenix

Created by: David Verrelli

Tags decoding, cryptography, speed

0

18

Problem 44356. Code breaker, Part II: Operation Orthos

Created by: David Verrelli

Tags decoding, cryptography, speed

0

13

Problem 44383. Code breaker, Part III: Operation Xiangliu

Created by: David Verrelli

Tags decoding, cryptography, speed

0

7

Problem 44961. RSA decryption

Created by: David Hill

Tags rsa decryption, cryptography

1

3

Problem 44956. Determine RSA keys (public and private) given two prime number character strings (p and q)

Created by: David Hill

Tags cryptography, large integer calculations

0

3

Problem 44959. RSA encryption using public key

Created by: David Hill

Tags rsa encryption, cryptography

0

3

Problem 45211. AES SubBytes() Transformation

Created by: David Hill

Tags advanced encryption standard, cryptography

0

3

Problem 45279. Cryptography with A Square Matrix : Encoding

Created by: Mehmet OZC

Tags matrix, cryptography, encoding

0

3

Problem 45282. Cryptography with A Square Matrix : Decoding

Created by: Mehmet OZC

Tags matrix, cryptography, encoding

1

3

Problem 45213. AES-256 KeyExpansion()

Created by: David Hill

Tags advanced encryption standard, cryptography

0

2

Problem 45212. AES MixColumns() Transformation

Created by: David Hill

Tags advanced encryption standard, cryptography

0

2

Problem 44924. Create State Array for initiating SHA-3-224 Hash

Created by: David Hill

Tags hash, cryptography, sha-3

0

1

Problem 44964. Optimal Asymmetric Encryption Padding of message for RSA Cryptography

Created by: David Hill

Tags oaep, optimal asymmetric encryption padding, rsa

0

1

Problem 44965. Optimal Asymmetric Encryption Padding decoding of message for RSA Cryptography

Created by: David Hill

Tags optimal asymmetric encryption padding, eme-oaep, rsa

0

1

Problem 44963. Mask Generation Function (MGF1) for PKCS #1 Standard utilizing Optimal Asymmetric Encryption Padding for RSA Cryptography

Created by: David Hill

Tags mgf1, sha-1, hash

0

1

1 – 20 of 20

Trial software