MysteryTwister C3
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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).

Autokey Cipher

[cli-02] - 134 users already solved this challenge, 7 are working on it.
 
 
 

The autokey cipher uses only a short keyword and the plaintext to encrypt messages. Are you able to break the given ciphertext?
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2018-09-25 14:21
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#134) Achieved points (Global score) y-m-d - h:m:s

Snake (snk) 200 (187783) 2018-09-25 16:08:04
Viktor (Veselovský) 200 (169444) 2018-09-25 22:11:53
Michael Möller (michaelm) 200 (253196) 2018-09-25 22:32:51
Kurt Gebauer (Yokozuna) 200 (278413) 2018-09-26 02:53:02
#5 Armin Krauss (argh) 200 (206965) 2018-09-26 09:50:09
#6 H. Lautenschlager (helmi) 150 (56470) 2018-09-26 19:27:39
#7 Random Dude (rnd) 150 (103645) 2018-09-26 20:28:17
#8 Em Doulgerakis (Greko) 150 (179656) 2018-09-26 20:50:58
#9 Alain Collignon (vexilla72) 150 (123666) 2018-09-27 11:05:50
#10 Dominik M. (Sgt. Pepper) 150 (127474) 2018-09-27 11:50:12
#11 Nicolas (nicosPavlov) 133 (257791) 2018-09-27 18:41:45
#12 D3d4lu5 (D3d4lu5) 133 (363488) 2018-09-28 06:16:40
#13 Murat Kaya (mksecurity) 133 (133) 2018-09-28 08:50:51
#14 Joerg G. (SnifferMaster) 125 (18376) 2018-09-28 15:52:36
#15 E.T (Ertheb) 125 (81809) 2018-09-28 16:50:20
#16 Joachim Kessel (joe_counter) 120 (229) 2018-09-29 15:00:43
#17 George (Theofanidis) 120 (120955) 2018-09-29 17:44:10
#18 sarah b (silva) 117 (47744) 2018-10-01 10:03:13
#19 S (Zyphe) 114 (13361) 2018-10-01 16:30:16
#20 Lane Williams (planetlane) 113 (34637) 2018-10-02 18:45:46
#21 Jörg Schwarzwälder (secuso) 113 (2827) 2018-10-02 22:31:54
#22 Marc (rcll0891) 113 (24004) 2018-10-02 22:50:57
#23 Dodo (Dodo) 111 (2335) 2018-10-03 23:13:57
#24 HowarthStudios (HowarthStudios) 110 (3596) 2018-10-04 18:57:11
#25 kelalaka (kelalaka) 108 (417) 2018-10-06 16:20:34
#26 Javantea (Javantea) 108 (40816) 2018-10-08 03:03:57
#27 Luigi Tomelli (archstanton) 107 (117978) 2018-10-09 09:55:33
#28 Nofre Tete (noffi) 106 (26507) 2018-10-11 00:10:28
#29 Arbacle Clemens (arbacle) 106 (2502) 2018-10-12 21:47:20
#30 Ekrem Aydin (Eko115) 105 (1105) 2018-10-14 15:12:37
#31 Pavel Kessler (pavel) 105 (5496) 2018-10-14 23:31:28
#32 j.h. (haegarq) 104 (15352) 2018-10-17 14:31:21
#33 Roland Jansen (roland) 104 (17607) 2018-10-20 10:17:11
#34 jusb3 (jusb3) 103 (2199) 2018-10-25 17:22:24
#35 João Vaz Martins (Awakening Star) 103 (4561) 2018-10-28 12:15:47
#36 Christian (gizmore) 103 (204) 2018-10-29 21:59:44
#37 Rainer Zufall (kiekuk) 103 (56786) 2018-10-29 22:51:17
#38 clyto (clytorock) 103 (3595) 2018-11-03 13:42:10
#39 Hans Peter (hanspeter) 102 (52356) 2018-11-08 18:43:25
#40 madness (madness) 102 (66594) 2018-11-15 02:30:32
#41 steven (steven18) 102 (3091) 2018-11-25 13:56:37
#42 Karl Schutt (günter) 101 (44374) 2018-12-02 08:45:33
#43 Johnatan (RazorBest) 101 (1105) 2018-12-03 18:06:20
#44 zuben c3 (zuben-c3) 101 (27154) 2018-12-17 19:42:41
#45 DirkS (Dustman) 101 (8479) 2018-12-18 14:06:12
#46 Dev Kalra (0__0) 101 (1490) 2018-12-22 18:38:39
#47 fm92 (fm92) 101 (601) 2018-12-24 11:44:39
#48 Bertolo (Bertolo) 101 (7167) 2018-12-24 14:34:03
#49 Ein-beispiel (Ein-beispiel) 101 (301) 2018-12-30 23:25:55
#50 Pierre Robier (tripleedged) 101 (5916) 2019-01-02 23:49:13
#51 Epeli (Epeli) 101 (3084) 2019-01-04 23:58:11
#52 Szabó Zoltán (szabo.z87) 101 (55604) 2019-01-07 10:50:44
#53 Michael (FoM) 101 (57794) 2019-01-15 01:34:57
#54 mglarragan (mglarragan) 101 (3474) 2019-01-20 11:02:50
#55 Oliver H (AlfheriH) 101 (804) 2019-02-23 15:07:06
#56 George Lasry (george4096) 101 (373080) 2019-02-23 20:06:46
#57 Raudah (Sandouk) 101 (301) 2019-03-05 20:33:00
#58 Ulrich Dorobeck (Papageno) 101 (3927) 2019-03-05 22:32:20
#59 Somebody (Achidutzu) 101 (14581) 2019-03-15 22:17:42
#60 Selma Metin (seltuna) 101 (902) 2019-03-28 14:58:12
#61 Sebastian Slupina (Grandwizard) 101 (10866) 2019-03-31 23:23:12
#62 Christian (Zettorino) 101 (502) 2019-04-04 11:04:03
#63 Darchicourt (Darki) 101 (3308) 2019-04-09 11:27:52
#64 Kame Kaze (kamekazeman) 100 (301) 2019-04-18 16:58:27
#65 Hughes (hughes) 100 (8430) 2019-04-30 10:59:39
#66 Beamofoldlight (Beamofoldlight) 100 (3745) 2019-05-06 19:48:16
#67 Luth (Luthorien) 100 (800) 2019-05-15 12:24:15
#68 Norbert Biermann (Norbert) 100 (47687) 2019-05-17 16:43:09
#69 Martin (LordMartin) 100 (402) 2019-05-21 15:39:54
#70 Hans Joachim Girulat (joregi) 100 (36278) 2019-05-23 19:57:01
#71 Jeff (Fountain) 100 (8788) 2019-05-25 22:40:17
#72 Mark Bedaywi (Supermac30) 100 (200) 2019-05-26 17:25:55
#73 Jörg Höpfner (hpjulianum) 100 (200) 2019-06-16 19:53:21
#74 Danny Higgins (hamster147) 100 (39638) 2019-06-19 12:01:06
#75 Mike (RogueRamblers) 100 (69070) 2019-06-22 01:28:02
#76 Piotr (lesnik7) 100 (8171) 2019-06-22 12:43:46
#77 david (sexton) 100 (2801) 2019-06-30 16:16:43
#78 Gerd Wilts (gerdw) 100 (50534) 2019-07-06 22:40:34
#79 Malte Spiegelberg (Caunthol) 100 (601) 2019-07-11 19:27:05
#80 Bart den Hartog (Bart13) 100 (148936) 2019-07-15 23:54:28
#81 ajg (ludimus) 100 (12114) 2019-07-29 00:04:29
#82 robot (imnotarobot) 100 (100) 2019-08-01 02:07:35
#83 Gerben Blom (Gerben) 100 (6566) 2019-08-10 12:01:51
#84 Stephan (Stephje1978) 100 (27064) 2019-08-17 19:02:34
#85 Alexander Berezhnoy (bereal) 100 (200) 2019-08-24 15:36:17
#86 Igor (Doring) 100 (900) 2019-09-11 07:17:38
#87 Julian (Lemmynator) 100 (20822) 2019-09-16 19:19:21
#88 Anon (Blue112) 100 (500) 2019-09-22 14:41:48
#89 Eugene (lim0n) 100 (175425) 2019-09-22 16:24:36
#90 David (dvd) 100 (3813) 2019-09-25 16:45:45
#91 Derek Hatton (alfred_noble) 100 (33998) 2019-10-02 15:14:57
#92 Eric (ExAstris) 100 (35634) 2019-10-26 01:36:12
#93 Aris (ArisCrypto) 100 (400) 2019-10-26 16:04:55
#94 Alain Terieur (Alain) 100 (6510) 2019-11-02 15:38:30
#95 Timm Knape (itmm) 100 (5847) 2019-11-10 20:27:51
#96 Jasmin (Miles) 100 (8987) 2019-11-17 14:53:11
#97 0bliviate (0bliviate) 100 (8634) 2019-11-19 21:26:11
#98 Terence (tec) 100 (8237) 2019-11-26 12:41:59
#99 Gábor (SirAbacus) 100 (5481) 2019-12-12 05:26:58
#100 Martin (martinbucher) 100 (33626) 2019-12-22 20:09:10
#101 CHRIS (TWISM) 100 (500) 2020-01-03 21:34:07
#102 Roman Seefeld (Antares) 100 (15543) 2020-01-08 18:47:13
#103 Sam (Degu) 100 (100) 2020-01-10 15:45:56
#104 Chris (Narga) 100 (600) 2020-02-03 17:52:46
#105 Luigy (Luigy) 100 (402) 2020-02-09 16:49:38
#106 r karoly (r_karoly) 100 (4278) 2020-02-11 20:45:07
#107 Mir Dim (mir0soft) 100 (79760) 2020-02-29 11:39:47
#108 Dusan (xxdradus) 100 (40436) 2020-02-29 14:10:13
#109 george (george90) 100 (100) 2020-03-03 10:49:27
#110 Thomas (Thomas4897) 100 (36141) 2020-03-07 07:14:50
#111 Matthias Thomas (vollhonk) 100 (800) 2020-03-08 11:35:47
#112 J-L Morel (Rossignol) 100 (42130) 2020-03-29 15:53:52
#113 cworstell (ace2) 100 (6270) 2020-04-15 04:50:25
#114 py0neer (py0neer) 100 (750) 2020-06-15 10:52:20
#115 Georgius Stolte (HazmatsFear) 100 (16071) 2020-07-17 20:43:02
#116 DS (DS8279) 100 (29732) 2020-08-04 23:04:55
#117 Will Bonasera (Vermentis) 100 (4789) 2020-08-05 07:23:46
#118 Leonhard (leonharx) 100 (2972) 2020-09-10 18:16:44
#119 Polaris (Polaris) 100 (32963) 2020-09-20 15:34:57
#120 Klaus (kumaus) 100 (22017) 2020-10-17 21:38:28
#121 Ines (bufo01) 100 (5676) 2020-10-18 15:00:34
#122 Nicky (Wokini) 100 (18494) 2020-11-30 10:04:50
#123 Ronny (kadenbach) 100 (1100) 2021-01-05 19:00:34
#124 Jean-Francois (Muskrat) 100 (19013) 2021-01-06 14:53:15
#125 Alexander W. Janssen (itnomad) 100 (10782) 2021-01-13 21:07:01
#126 amir (V5November) 100 (13344) 2021-01-16 16:31:35
#127 Hank (hanky) 100 (24373) 2021-02-02 18:23:09
#128 m (umsyt) 100 (9300) 2021-03-11 20:08:02
#129 Enigmatic (Enigmatic) 100 (11604) 2021-03-17 21:35:25
#130 Silvia Kortmann (mikinsget) 100 (20341) 2021-03-20 20:07:17
#131 gordon (sir5) 100 (9974) 2021-04-08 11:12:44
#132 Michael Ammon (Ammonym) 100 (10120) 2021-04-25 22:43:01
#133 JCR (Jericho) 100 (6763) 2021-05-03 20:26:42
#134 Claus Appelt (Konubixe) 100 (6766) 2021-05-04 20:58:42
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