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Challenges
  Title Topic Starter Replies Views Topic Info
Regular ADFGVX Cipher Challenge
osric 5 228
Jun 11 2009, 10:08 PM
Last Post By: osric
Regular A New Kind Of Hill Cipher
a New Cipher and a Challenge
 weux082690 0 53
Apr 3 2009, 01:14 AM
Last Post By: weux082690
Regular A New Challenge
tidmiste 11 385
Aug 29 2008, 11:14 PM
Last Post By: jdege
Regular Bitwise XOR problem
jdege 0 112
Aug 3 2008, 03:16 AM
Last Post By: jdege
Hot Topic
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  • 4
My New Cipher
Quite Interesting!!
 Paarth Dave 51 781
May 10 2008, 12:32 PM
Last Post By: Paarth Dave
Regular Help Needed
Paarth Dave 3 145
May 5 2008, 07:30 AM
Last Post By: Paarth Dave
Hot Topic
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  • 3
Can Anyone Break This????
Paarth Dave 32 589
Apr 13 2008, 05:37 PM
Last Post By: jdege
Regular *echo* *echo*
s3c 6 188
Apr 5 2008, 07:18 AM
Last Post By: s3c
Regular Can You Break The Unbreakabe?
The best cipher of mine....
 Paarth Dave 9 226
Apr 4 2008, 06:27 AM
Last Post By: Paarth Dave
Regular Don't Know...
P!ATD
 tidmiste 1 215
Mar 30 2008, 01:40 PM
Last Post By: Paarth Dave
Regular My Cipher Challenge
A challenge for cryptanalysts
 Ruffnekk 2 319
Mar 20 2008, 09:14 PM
Last Post By: s3c
Regular Running Key Challenge
jdege 3 338
Dec 10 2007, 12:07 PM
Last Post By: Revelation
Regular Michelles' Challenge
catish10 2 285
Nov 2 2007, 06:49 PM
Last Post By: catish10
Regular A Fortunate Investment (challenge)
Hard
 Revelation 2 274
Oct 1 2007, 06:54 PM
Last Post By: Revelation
Hot Topic
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Double cipher challenge
catish10 15 572
Aug 13 2007, 06:19 PM
Last Post By: jdege
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