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Level I Challenges (89)

Page 1 of the challenges in Level I, ordered by date posted (the most recent appear first).

Weakened Granit — Part 1
[drobick-05] - 43 users already solved this challenge, 5 are working on it.
 
 
 
The challenges for the simplified GRANIT cipher, a method that can be done manually, serve as an exercise and use an intentionally simplified version of GRANIT.
Part 1 is a ciphertext-only challenge for which both permutation keys are known.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2015-09-24 07:30
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#43) Achieved points (Global score) y-m-d - h:m:s
Armin Krauss (argh) 200 (206965) 2015-09-24 12:32:52
Snake (snk) 200 (187783) 2015-09-24 13:14:23
Kurt Gebauer (Yokozuna) 200 (282608) 2015-09-24 16:01:22
Robert (rm) 200 (56475) 2015-09-24 19:44:02
#5 Bart den Hartog (Bart13) 200 (148936) 2015-09-24 23:19:21
#6 Andreas Frerichs (Ossili) 150 (33266) 2015-09-25 16:47:26
#7 zahir mohsen moradi (ariobarzan) 150 (99757) 2015-09-25 21:47:45
#8 Julia Bernotat (El Greco ) 133 (81129) 2015-09-26 13:17:34
#9 Bernhard Gruber (bgr) 125 (22889) 2015-09-27 20:29:26
#10 Alain (Integral) 125 (207924) 2015-09-27 21:54:35
#11 Rainer Zufall (kiekuk) 120 (56786) 2015-09-28 18:19:37
#12 ghjklty70 (ghjklty70) 117 (217) 2015-09-29 18:32:54
#13 Viktor (Veselovský) 117 (169444) 2015-09-29 22:17:07
#14 KW (qwer*) 114 (13963) 2015-09-30 16:37:38
#15 Joerg G. (SnifferMaster) 111 (18376) 2015-10-02 19:32:23
#16 E.T (Ertheb) 110 (81809) 2015-10-03 20:13:54
#17 George (Theofanidis) 104 (132517) 2015-10-19 08:53:39
#18 Hans Joachim Girulat (joregi) 102 (36278) 2015-11-07 21:32:24
#19 Karl Schutt (günter) 101 (44374) 2015-12-06 13:53:32
#20 Michael (soilfront) 101 (2617) 2016-01-31 02:02:19
#21 Maria (julesjulchen) 101 (3019) 2016-02-20 12:41:33
#22 Peter (Garnet) 101 (14234) 2016-04-04 10:00:43
#23 Em Doulgerakis (Greko) 101 (193799) 2016-04-09 22:31:17
#24 Szabó Zoltán (szabo.z87) 100 (55604) 2016-04-12 16:52:48
#25 Mo (deez) 100 (100) 2016-09-01 18:40:04
#26 Hans Peter (hanspeter) 100 (52356) 2016-09-17 12:24:20
#27 Marc (rcll0891) 100 (24004) 2016-10-01 21:28:07
#28 Alain Collignon (vexilla72) 100 (123666) 2016-10-19 07:46:08
#29 Bertold (bk) 100 (9773) 2016-10-19 21:39:44
#30 Nicolas (nicosPavlov) 100 (257791) 2017-01-18 14:02:47
#31 Dominik M. (Sgt. Pepper) 100 (128575) 2017-04-03 18:17:03
#32 George Lasry (george4096) 100 (422251) 2017-06-17 21:50:07
#33 D3d4lu5 (D3d4lu5) 100 (363488) 2017-06-17 23:20:33
#34 Danny Higgins (hamster147) 100 (39638) 2017-08-08 00:04:25
#35 Jimmy Gauvin (amateur) 100 (200) 2017-09-26 06:44:41
#36 Random Dude (rnd) 100 (103645) 2018-10-29 23:34:43
#37 Luigi Tomelli (archstanton) 100 (127538) 2018-12-21 12:54:46
#38 Michael (FoM) 100 (57794) 2019-01-15 15:33:43
#39 Eugene (lim0n) 100 (195334) 2019-10-03 14:26:26
#40 py0neer (py0neer) 100 (750) 2020-06-15 14:32:05
#41 Lane Williams (planetlane) 100 (34637) 2020-07-11 17:40:46
#42 sarah b (silva) 100 (52424) 2020-08-09 18:27:46
#43 Eric (ExAstris) 100 (56037) 2021-05-10 00:28:29
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   +++    [11:38 - 16.09.2021] silva solved the Level II challenge 'Keyshanc — Part 2'    +++    [05:06 - 16.09.2021] gilotyna solved the Level I challenge 'Number Sequence — Part 2'    +++    [04:58 - 16.09.2021] gilotyna solved the Level I challenge 'Original Caesar Cipher'    +++    [04:49 - 16.09.2021] gilotyna solved the Level I challenge 'Number Sequence'    +++    [23:56 - 15.09.2021] theghost2 solved the Level I challenge 'Original Caesar Cipher'    +++