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Level II Challenges

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Challenge "Brute-Force-Attack on Triple-DES with Reduced Key Space"
By: admin on Oct. 11, 2010, 1:04 p.m.
15
51235
By: fretty  
Aug. 31, 2011, 12:01 p.m.
Challenge "ORYX Stream Cipher Part II"
By: admin on July 21, 2010, 1:07 p.m.
2
16608
By: fretty  
Aug. 26, 2011, 4:06 p.m.
Challenge "Music Code — Part 2"
By: admin on May 17, 2011, 10:04 a.m.
9
32676
By: fretty  
Aug. 11, 2011, 5:01 p.m.
Challenge "Hybrid Encryption I"
By: admin on Nov. 2, 2010, 6:47 p.m.
11
56138
By: Dano  
Aug. 11, 2011, 3:56 p.m.
What is the ciphertext format ?
By: richi.tom on March 21, 2011, 7:17 a.m.
1
6257
By: be  
March 21, 2011, 9:12 a.m.
Movable rings (Enigma Part I)
By: arshi on March 8, 2011, 9:07 p.m.
5
10121
By: TBREAKER  
March 19, 2011, 12:21 a.m.

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