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Topics started by Grip2000
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Just another Latinsquare Cipher Challenge
Challenges 0 206
Dec 17 2014, 10:57 PM
Last Post By: Grip2000
Just another Latinsquare Cipher
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General 36 1,429
Dec 23 2014, 09:17 PM
Last Post By: mok-kong shen
Encrypting Files with OpenSSL- BASH - Linux - YouTube
Off-topic 1 229
Feb 21 2014, 07:59 PM
Last Post By: mok-kong shen
visual Crypto
Off-topic 1 386
Jan 28 2014, 03:32 PM
Last Post By: mok-kong shen
WWII cryptology
Off-topic 3 303
Jan 23 2014, 08:58 PM
Last Post By: JOE.TEKK1
Ultra-secure 100-year-old code cracked by Israeli cryptographer
Double transposition cipher used by armies and agents from World War I through to the Cold War.
News 5 620
Dec 31 2013, 09:05 AM
Last Post By: George4096
An improved Hill-Cipher
General 5 554
Dec 29 2013, 10:41 PM
Last Post By: Grip2000
4x4 HILL-Cipher Card
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  • 1
  • 6
General 85 4,109
Nov 30 2014, 11:08 PM
Last Post By: Grip2000
simple digraphic two-square cipher
General 2 405
Nov 25 2013, 01:30 PM
Last Post By: novice
simple dicraphic cipher challenge
Challenges 0 343
Nov 3 2013, 01:09 PM
Last Post By: Grip2000
simple digraphic cipher
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  • 1
  • 4
General 50 2,481
Nov 28 2013, 12:31 AM
Last Post By: Grip2000
NSA 136 Cryptologs Contents 1974-1997
News 1 401
Apr 2 2013, 08:34 AM
Last Post By: coder
Bellaso Challenge
SCB-LS-Bellaso-Autokey
Challenges 2 553
Apr 23 2012, 08:21 PM
Last Post By: Grip2000
Latinsquare - Autokey Cipher
Challenges 0 431
Apr 15 2012, 07:47 PM
Last Post By: Grip2000
Bellaso's Reciprocal Ciphers
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with autokey
General 17 2,290
Feb 14 2016, 10:38 PM
Last Post By: MrHerisson
Cold War Paper & Pencil Cipher
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  • 1
  • 4
Code Cipher 9
General 48 2,997
Mar 29 2012, 07:34 PM
Last Post By: Grip2000
4x13 card layout to implement the *exact* ARC4
General 1 434
Mar 16 2012, 02:22 PM
Last Post By: mok-kong shen
Cysquare Cipher
Transposition Cipher
General 4 1,540
May 26 2014, 06:54 AM
Last Post By: Grip2000
Vigenere / Beaufort only with 5x5 Table
General 10 1,292
Feb 26 2012, 05:29 PM
Last Post By: Grip2000
Log Cipher
Challenges 1 598
Nov 27 2011, 10:16 PM
Last Post By: Grip2000