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Challenges
  Title Topic Starter Replies Views Topic Info
Hot Topic
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Cryptogram Corner
www.geocities.com/cryptogramcorner
PulsarSL 20 2,203
May 29 2006, 10:27 PM
Last Post By: Donald
Regular Encryption With A Item Of Daily Use
easy challenge
tunnelrat 4 675
May 29 2006, 04:37 AM
Last Post By: rot13
Regular Simple Homophonic Challenge
A simple challenge
loki 2 611
May 8 2006, 01:01 PM
Last Post By: rot13
Regular Quagmire Iv Variation
You already have the biggest clue...
alice 1 600
Apr 23 2006, 02:25 AM
Last Post By: alice
Regular Rubiks Code Challenge
Can we break the cube?
Donald 2 823
Apr 21 2006, 03:15 AM
Last Post By: Donald
Regular An Interesting Challenge...
zeyhexre 2 562
Apr 3 2006, 05:49 AM
Last Post By: insecure
Regular Ww2 Code
Can anyone help decode this?
Guest 1 632
Mar 9 2006, 08:45 AM
Last Post By: insecure
Hot Topic Alphadiego - The Official Challenge
insecure 14 1,066
Feb 22 2006, 08:16 AM
Last Post By: insecure
Regular Alphadiego Challenge
insecure 6 939
Feb 15 2006, 06:01 PM
Last Post By: Donald
Regular Bruce Schneier Real Life Crypto
murder mystery or hoax?
Donald 0 699
Feb 15 2006, 04:51 PM
Last Post By: Donald
Regular Shorte Code
Boulemans 6 1,295
Feb 8 2006, 01:42 PM
Last Post By: Donald
Hot Topic
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A Thanksgiving Day Playfair
Rating: Very Hard
rot13 15 2,096
Jan 4 2006, 11:37 AM
Last Post By: rot13
Regular My Crypto Idea
HellGauss 9 860
Dec 1 2005, 03:28 PM
Last Post By: Donald
Regular Impractical-1
A known Plaintext Challenge
Donald 2 1,390
Nov 22 2005, 09:29 PM
Last Post By: Donald
Hot Topic
  • Pages:
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The Journal
A multi-level Challenge
Donald 51 3,029
Oct 20 2005, 11:55 AM
Last Post By: Donald
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