MysteryTwister C3
NUMBER OF ACTIVE MEMBERS:

9827
Follow us: Facebook Twitter
 



Level II Challenges (133)

All challenges in Level II, ordered by date posted (the most recent appear first).

Monoalphabetic Substitution with Nostradamus Flavor

[theofanidis-08] - 19 users already solved this challenge, 1 is working on it.
 
 
 

What would Nostradamus do to make a mono-alphabetic substitution harder to break?
Read more...

Click here to get to the corresponding forum topic to share your opinion.
Click here to download the challenge.

Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2019-02-16 12:28
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#19) Achieved points (Global score) y-m-d - h:m:s

Armin Krauss (argh) 2000 (188214) 2019-02-16 13:26:09
D3d4lu5 (D3d4lu5) 2000 (297709) 2019-02-16 15:57:07
Dominik M. (Sgt. Pepper) 2000 (97919) 2019-02-16 19:22:15
George Lasry (george4096) 2000 (302230) 2019-02-16 21:43:46
#5 Viktor (Veselovský) 2000 (155163) 2019-02-16 23:02:15
#6 Alain Collignon (vexilla72) 2000 (91888) 2019-02-16 23:07:32
#7 Kurt Gebauer (Yokozuna) 2000 (177433) 2019-02-17 06:54:14
#8 Snake (snk) 1824 (83889) 2019-02-17 17:11:33
#9 Luigi Tomelli (archstanton) 1660 (108345) 2019-02-19 13:04:04
#10 Lane Williams (planetlane) 1660 (23948) 2019-02-19 16:02:06
#11 Random Dude (rnd) 1660 (90929) 2019-02-19 17:26:52
#12 Karl Schutt (günter) 1660 (41550) 2019-02-19 18:42:32
#13 sarah b (silva) 1613 (26264) 2019-02-20 15:14:33
#14 Pierre Robier (tripleedged) 1613 (5916) 2019-02-20 21:29:51
#15 Rainer Zufall (kiekuk) 1444 (56786) 2019-02-28 16:30:24
#16 E.T (Ertheb) 1261 (81809) 2019-04-23 17:55:37
#17 Hans Joachim Girulat (joregi) 1223 (36278) 2019-06-07 22:57:11
#18 Michael (FoM) 1217 (38953) 2019-06-18 17:17:19
#19 Bart den Hartog (Bart13) 1185 (144081) 2019-09-11 18:27:40
You must be logged in to solve the challenge
Pages [1] 1 Show All  
 
 
powered by the CrypTool project  CrypTool

 

   +++    [20:55 - 21.09.2019] vexilla72 solved the Level II challenge 'Unusual encryption using a diophantine equation'    +++    [16:21 - 21.09.2019] lim0n solved the Level I challenge 'An Invisible Message'    +++    [13:53 - 21.09.2019] weiting solved the Level II challenge 'RSA: Two different keys — same ciphertext'    +++    [11:13 - 21.09.2019] lim0n solved the Level I challenge 'The Last Note'    +++    [23:26 - 20.09.2019] rekondo solved the Level I challenge 'Original Caesar Cipher'    +++