Level I Challenges (88)
Page 1 of the challenges in
Level I, ordered by date posted (the most recent appear first).
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This series deals with a grid — a basic tool cryptographers use to separate sequences of data into columns and rows. In this challenge you are given two grids where the first grid gives you hints to reveal the plaintext of the second grid. Are you able to find the right route? Read more...
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Click here to download the challenge.
Click here to download the additional file of the challenge.
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Author:
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Published on: 2020-10-27 17:01 |
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Maximum number of attempts for this challenge: 15 |
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All successful users of this challenge
| Rank |
User (#34) |
Achieved points (Global score) |
y-m-d - h:m:s |
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Dominik M. (Sgt. Pepper)
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200 (127349) |
2020-10-27 17:54:44 |
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Armin Krauss (argh)
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200 (206664) |
2020-10-27 19:01:03 |
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Kurt Gebauer (Yokozuna)
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200 (276906) |
2020-10-27 20:13:26 |
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Snake (snk)
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200 (187650) |
2020-10-27 20:36:50 |
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#5 |
H. Lautenschlager (helmi)
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200 (56270) |
2020-10-27 22:42:13 |
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#6 |
Derek Hatton (alfred_noble)
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200 (33998) |
2020-10-28 01:45:26 |
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#7 |
S (Zyphe)
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200 (13361) |
2020-10-28 08:56:33 |
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#8 |
Ines (bufo01)
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200 (5676) |
2020-10-28 09:04:58 |
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#9 |
Eugene (lim0n)
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200 (172873) |
2020-10-28 09:35:57 |
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#10 |
sarah b (silva)
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200 (47744) |
2020-10-28 10:18:25 |
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#11 |
Mike (RogueRamblers)
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200 (67988) |
2020-10-28 16:33:54 |
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#12 |
Michael Möller (michaelm)
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150 (253046) |
2020-10-28 19:57:16 |
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#13 |
Phil Taylor (philthy)
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150 (650) |
2020-10-29 11:47:09 |
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#14 |
Lane Williams (planetlane)
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125 (30040) |
2020-10-30 22:52:59 |
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#15 |
Alain Collignon (vexilla72)
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113 (123466) |
2020-11-03 20:09:33 |
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#16 |
Steve (Samacian)
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111 (23915) |
2020-11-05 05:57:38 |
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#17 |
Aliazer (Aliazer)
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107 (12521) |
2020-11-11 14:07:07 |
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#18 |
Joerg G. (SnifferMaster)
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105 (18376) |
2020-11-16 18:04:14 |
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#19 |
George (Theofanidis)
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104 (119711) |
2020-11-21 22:35:33 |
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#20 |
Michael (FoM)
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103 (53292) |
2020-12-05 00:25:56 |
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#21 |
Fabian (XP-72)
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102 (4009) |
2020-12-11 01:29:22 |
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#22 |
Random Dude (rnd)
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102 (98856) |
2020-12-16 19:30:34 |
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#23 |
Anabel Roschmann (Beltiona Mousa)
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102 (4919) |
2020-12-17 04:48:08 |
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#24 |
Em Doulgerakis (Greko)
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102 (145441) |
2020-12-27 12:57:19 |
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#25 |
D3d4lu5 (D3d4lu5)
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102 (363488) |
2020-12-29 19:40:47 |
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#26 |
Arno (TryC3)
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101 (6847) |
2021-01-03 16:35:13 |
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#27 |
Jean-Francois (Muskrat)
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101 (19013) |
2021-01-04 21:01:14 |
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#28 |
Karl Schutt (günter)
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101 (44374) |
2021-02-07 15:03:00 |
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#29 |
Daniel Richter (TheHiveMind)
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101 (11450) |
2021-02-07 21:27:16 |
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#30 |
madness (madness)
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101 (56614) |
2021-02-17 06:13:02 |
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#31 |
Hughes (hughes)
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101 (8430) |
2021-02-17 17:52:43 |
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#32 |
Somebody (Achidutzu)
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101 (9482) |
2021-02-18 14:15:26 |
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#33 |
Jörg Schwarzwälder (secuso)
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101 (2827) |
2021-02-27 14:17:34 |
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