MysteryTwister C3
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Level I Challenges (75)

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

New Year's Greetings — Part 4

[gutgesell-04] - 25 users already solved this challenge, 9 are working on it.
 
 
 

This series consists of five parts which are based on each other and that will be getting more and more complicated with each part. This part is the actual challenge and tells you the New Year's greeting of the author.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2016-03-21 10:02
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#25) Achieved points (Global score) y-m-d - h:m:s

Szabó Zoltán (szabo.z87) 200 (47990) 2016-03-21 14:14:22
Robert (rm) 200 (56012) 2016-03-21 15:49:31
Rainer Zufall (kiekuk) 200 (42198) 2016-03-21 23:47:44
Armin Krauss (argh) 200 (155287) 2016-03-22 01:17:45
#5 Michael Möller (michaelm) 150 (118745) 2016-03-22 10:21:46
#6 Dominik M. (Sgt. Pepper) 150 (43997) 2016-03-22 19:14:53
#7 Fabian (XP-72) 133 (3496) 2016-03-23 12:44:19
#8 HolgerK (HolgerK) 133 (23648) 2016-03-23 19:58:47
#9 Viktor (Veselovský) 133 (113116) 2016-03-23 22:33:52
#10 Bernhard Gruber (bgr) 120 (22631) 2016-03-25 16:21:02
#11 Alain (Integral) 117 (198642) 2016-03-26 19:39:49
#12 Marco Manfredi (mkk9901) 117 (17686) 2016-03-26 22:41:24
#13 Andreas Frerichs (Ossili) 104 (33026) 2016-04-13 06:32:14
#14 j.h. (haegarq) 104 (11696) 2016-04-14 07:02:14
#15 zahir mohsen moradi (ariobarzan) 103 (99757) 2016-04-21 19:52:57
#16 Hans Joachim Girulat (joregi) 103 (28462) 2016-04-24 13:29:40
#17 Max Mustermann (MustermM) 102 (6661) 2016-05-12 17:31:37
#18 Bart den Hartog (Bart13) 101 (116412) 2016-06-28 00:29:48
#19 E.T (Ertheb) 101 (54872) 2016-07-21 18:12:59
#20 Christian (chrisadmin) 101 (1816) 2016-07-25 22:20:07
#21 Hans Peter (hanspeter) 101 (48115) 2016-09-17 12:15:49
#22 chris_3stones (3stones) 100 (34472) 2016-10-10 20:31:43
#23 George (Theofanidis) 100 (88988) 2016-10-10 20:39:24
#24 Martin (martinbucher) 100 (22726) 2016-11-17 04:14:57
#25 D3d4lu5 (D3d4lu5) 100 (45389) 2017-06-18 15:06:16
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New Year's Greetings — Part 3

[gutgesell-03] - 26 users already solved this challenge, 2 are working on it.
 
 
 

This series consists of five parts which are based on each other and that will be getting more and more complicated with each part. Part 4 contains a little New Year's greeting of the author and part 5 teaches us something about the weaknesses of this method. Part 3 adds another modification.
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Click here to get to the corresponding forum topic to share your opinion.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2016-03-21 09:59
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#26) Achieved points (Global score) y-m-d - h:m:s

Szabó Zoltán (szabo.z87) 200 (47990) 2016-03-21 13:56:26
Robert (rm) 200 (56012) 2016-03-21 15:33:43
Rainer Zufall (kiekuk) 200 (42198) 2016-03-21 23:19:10
Armin Krauss (argh) 200 (155287) 2016-03-22 01:17:16
#5 Michael Möller (michaelm) 150 (118745) 2016-03-22 10:04:40
#6 Dominik M. (Sgt. Pepper) 150 (43997) 2016-03-22 19:10:11
#7 Fabian (XP-72) 150 (3496) 2016-03-23 00:12:57
#8 HolgerK (HolgerK) 133 (23648) 2016-03-23 19:34:33
#9 Viktor (Veselovský) 133 (113116) 2016-03-23 21:47:57
#10 Bernhard Gruber (bgr) 125 (22631) 2016-03-25 09:46:34
#11 Alain (Integral) 117 (198642) 2016-03-26 19:21:04
#12 Marco Manfredi (mkk9901) 117 (17686) 2016-03-26 20:39:46
#13 Andreas Frerichs (Ossili) 105 (33026) 2016-04-11 22:55:31
#14 j.h. (haegarq) 104 (11696) 2016-04-12 11:40:39
#15 zahir mohsen moradi (ariobarzan) 103 (99757) 2016-04-21 19:12:55
#16 Hans Joachim Girulat (joregi) 103 (28462) 2016-04-23 23:11:53
#17 Max Mustermann (MustermM) 102 (6661) 2016-05-12 17:07:40
#18 Bart den Hartog (Bart13) 101 (116412) 2016-06-28 00:25:52
#19 E.T (Ertheb) 101 (54872) 2016-07-21 17:38:24
#20 Christian (chrisadmin) 101 (1816) 2016-07-25 21:15:41
#21 Hans Peter (hanspeter) 101 (48115) 2016-09-17 12:15:04
#22 George (Theofanidis) 100 (88988) 2016-10-09 18:21:26
#23 Bruns (Triton) 100 (400) 2016-11-14 11:43:39
#24 Martin (martinbucher) 100 (22726) 2016-11-16 16:20:15
#25 sokrates (sokrates) 100 (2639) 2016-12-11 20:39:24
#26 D3d4lu5 (D3d4lu5) 100 (45389) 2017-06-18 15:13:59
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New Year's Greetings — Part 2

[gutgesell-02] - 27 users already solved this challenge.
 
 
 

This series consists of five parts which are based on each other and that will be getting more and more complicated with each part. Part 4 contains a little New Year's greeting of the author and part 5 teaches us something about the weaknesses of this method. Part 2 modifies the encryption of part 1 a little bit.
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Click here to get to the corresponding forum topic to share your opinion.
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Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2016-03-21 09:55
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#27) Achieved points (Global score) y-m-d - h:m:s

Szabó Zoltán (szabo.z87) 200 (47990) 2016-03-21 13:20:27
Robert (rm) 200 (56012) 2016-03-21 15:27:26
Rainer Zufall (kiekuk) 200 (42198) 2016-03-21 21:24:25
Michael Möller (michaelm) 200 (118745) 2016-03-21 22:09:24
#5 Armin Krauss (argh) 200 (155287) 2016-03-22 01:16:54
#6 Dominik M. (Sgt. Pepper) 150 (43997) 2016-03-22 19:01:38
#7 Fabian (XP-72) 150 (3496) 2016-03-22 23:46:17
#8 Bernhard Gruber (bgr) 133 (22631) 2016-03-23 11:44:28
#9 HolgerK (HolgerK) 133 (23648) 2016-03-23 19:21:52
#10 Viktor (Veselovský) 133 (113116) 2016-03-23 21:28:05
#11 Alain (Integral) 117 (198642) 2016-03-26 19:00:51
#12 Marco Manfredi (mkk9901) 117 (17686) 2016-03-26 20:21:38
#13 Em Doulgerakis (Greko) 108 (109970) 2016-04-02 18:19:16
#14 j.h. (haegarq) 105 (11696) 2016-04-11 15:15:37
#15 Andreas Frerichs (Ossili) 105 (33026) 2016-04-11 21:33:36
#16 zahir mohsen moradi (ariobarzan) 103 (99757) 2016-04-21 18:53:37
#17 Hans Joachim Girulat (joregi) 103 (28462) 2016-04-23 22:57:49
#18 Max Mustermann (MustermM) 102 (6661) 2016-05-12 16:47:45
#19 Martin (martinbucher) 102 (22726) 2016-05-15 18:53:46
#20 Bart den Hartog (Bart13) 101 (116412) 2016-06-28 00:18:52
#21 E.T (Ertheb) 101 (54872) 2016-07-21 13:13:52
#22 Christian (chrisadmin) 101 (1816) 2016-07-25 20:17:47
#23 Hans Peter (hanspeter) 101 (48115) 2016-09-17 12:14:09
#24 Meine Registrierung (TryC3) 101 (6045) 2016-10-05 11:52:07
#25 George (Theofanidis) 100 (88988) 2016-10-09 16:36:19
#26 sokrates (sokrates) 100 (2639) 2016-12-08 19:32:30
#27 D3d4lu5 (D3d4lu5) 100 (45389) 2017-06-18 07:52:41
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New Year's Greetings — Part 1

[gutgesell-01] - 31 users already solved this challenge, 9 are working on it.
 
 
 

This series consists of five parts which are based on each other and that will be getting more and more complicated with each part. Part 4 contains a little New Year's greeting of the author and part 5 teaches us something about the weaknesses of this method. Part 1 is the easiest part of this series.
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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: 2016-03-21 09:48
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#31) Achieved points (Global score) y-m-d - h:m:s

Szabó Zoltán (szabo.z87) 200 (47990) 2016-03-21 13:09:26
Robert (rm) 200 (56012) 2016-03-21 15:23:36
Rainer Zufall (kiekuk) 200 (42198) 2016-03-21 20:58:42
Michael Möller (michaelm) 200 (118745) 2016-03-21 21:28:11
#5 Armin Krauss (argh) 200 (155287) 2016-03-22 01:16:20
#6 Dominik M. (Sgt. Pepper) 150 (43997) 2016-03-22 18:45:50
#7 Fabian (XP-72) 150 (3496) 2016-03-22 23:02:07
#8 Bernhard Gruber (bgr) 133 (22631) 2016-03-23 10:48:31
#9 HolgerK (HolgerK) 133 (23648) 2016-03-23 18:41:22
#10 Viktor (Veselovský) 133 (113116) 2016-03-23 21:21:25
#11 Marco Manfredi (mkk9901) 120 (17686) 2016-03-25 13:34:46
#12 Alain (Integral) 117 (198642) 2016-03-26 18:34:26
#13 Em Doulgerakis (Greko) 108 (109970) 2016-04-02 17:11:36
#14 Martin (martinbucher) 105 (22726) 2016-04-09 09:56:20
#15 j.h. (haegarq) 105 (11696) 2016-04-11 14:35:23
#16 Andreas Frerichs (Ossili) 105 (33026) 2016-04-11 20:50:09
#17 zahir mohsen moradi (ariobarzan) 103 (99757) 2016-04-21 18:41:06
#18 Hans Joachim Girulat (joregi) 103 (28462) 2016-04-23 22:36:53
#19 Max Mustermann (MustermM) 102 (6661) 2016-05-12 16:27:55
#20 Bart den Hartog (Bart13) 101 (116412) 2016-06-28 00:02:20
#21 E.T (Ertheb) 101 (54872) 2016-07-21 12:57:07
#22 Christian (chrisadmin) 101 (1816) 2016-07-25 19:16:28
#23 Hans Peter (hanspeter) 101 (48115) 2016-09-17 12:13:33
#24 George (Theofanidis) 101 (88988) 2016-09-29 16:46:51
#25 Meine Registrierung (TryC3) 101 (6045) 2016-10-05 11:43:28
#26 Tom (dunklesToast) 100 (1526) 2016-10-25 19:45:04
#27 Bruns (Triton) 100 (400) 2016-11-14 11:15:23
#28 Michael (FoM) 100 (13778) 2016-12-01 12:02:18
#29 sokrates (sokrates) 100 (2639) 2016-12-08 19:24:29
#30 Holti (Holti) 100 (6035) 2017-01-16 11:02:35
#31 D3d4lu5 (D3d4lu5) 100 (45389) 2017-06-18 07:36:19
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Image Noise

[gerschuetz-02] - 54 users already solved this challenge, 13 are working on it.
 
 
 

Both images in this challenge seem to contain no information at all. Or do they trick us? Find the secret message.
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Click here to download the challenge.
Click here to download the additional file of the challenge.

Author: This email address is being protected from spambots. You need JavaScript enabled to view it.
Published on: 2015-11-20 20:26
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#54) Achieved points (Global score) y-m-d - h:m:s

Armin Krauss (argh) 200 (155287) 2015-11-20 21:33:05
Viktor (Veselovský) 200 (113116) 2015-11-20 22:18:11
Robert (rm) 200 (56012) 2015-11-21 00:20:24
Kurt Gebauer (Yokozuna) 200 (120839) 2015-11-21 00:31:36
#5 Rainer Zufall (kiekuk) 200 (42198) 2015-11-21 10:31:52
#6 H. Lautenschlager (helmi) 200 (18162) 2015-11-21 10:52:53
#7 Szabó Zoltán (szabo.z87) 200 (47990) 2015-11-21 13:19:16
#8 Bart den Hartog (Bart13) 200 (116412) 2015-11-21 14:53:34
#9 Andreas Frerichs (Ossili) 200 (33026) 2015-11-21 20:19:22
#10 Michael Möller (michaelm) 200 (118745) 2015-11-21 20:20:32
#11 E.T (Ertheb) 150 (54872) 2015-11-22 09:56:03
#12 Bernhard Gruber (bgr) 150 (22631) 2015-11-22 18:36:46
#13 Karl Schutt (günter) 113 (34469) 2015-11-28 11:50:57
#14 curmudgeon (curmudgeon) 111 (711) 2015-11-29 20:07:00
#15 Jacques Bedoin (JBAG) 109 (109) 2015-12-01 11:29:25
#16 Claude Vaillancourt (Cl3v3r) 109 (38251) 2015-12-01 18:39:53
#17 Joog (Joog) 107 (1208) 2015-12-04 12:35:52
#18 Jeremy Juenger (The_Shocker_12) 105 (3720) 2015-12-09 23:09:48
#19 S (Zyphe) 104 (8324) 2015-12-15 14:11:01
#20 Dominik M. (Sgt. Pepper) 104 (43997) 2015-12-15 17:42:33
#21 Corneli Keim (cryptina) 103 (703) 2015-12-19 11:37:03
#22 Stefan Noll (MisterTwister) 103 (438) 2015-12-29 12:08:28
#23 T (Wagner) 102 (14134) 2015-12-30 21:55:54
#24 Alain (Integral) 102 (198642) 2016-01-09 17:00:20
#25 Norbert Biermann (Norbert) 102 (40024) 2016-01-12 10:20:39
#26 Hans Joachim Girulat (joregi) 102 (28462) 2016-01-16 15:20:07
#27 Michael (soilfront) 102 (2617) 2016-01-24 14:01:06
#28 zahir mohsen moradi (ariobarzan) 101 (99757) 2016-01-27 22:25:36
#29 HolgerK (HolgerK) 101 (23648) 2016-02-11 00:34:22
#30 tamisrah (tamisrah) 101 (1639) 2016-02-13 21:54:47
#31 TrAsHeR (TrAsHeR) 101 (101) 2016-02-22 20:48:43
#32 Defekt75 (Defekt75) 101 (4325) 2016-02-23 23:44:13
#33 Enrico Geißler (enrico_37) 101 (221) 2016-02-27 22:17:27
#34 sokrates (sokrates) 101 (2639) 2016-05-01 00:00:08
#35 Tim Fink (Magellan) 100 (4626) 2016-07-14 04:13:12
#36 Hank (hanky) 100 (22859) 2016-07-27 23:49:32
#37 Hajoe (Tintin-Muc) 100 (5628) 2016-08-02 21:30:26
#38 Erin Meier (Erin198212159) 100 (600) 2016-08-03 21:00:47
#39 Ty (Daddysharky) 100 (200) 2016-08-11 14:53:52
#40 Robert Kosten (Robert Kosten) 100 (2724) 2016-09-06 13:03:40
#41 Hans Peter (hanspeter) 100 (48115) 2016-09-17 12:17:36
#42 Darren (barr306) 100 (1056) 2016-10-27 23:46:12
#43 Yass (Yass) 100 (300) 2016-11-02 22:37:08
#44 Bruns (Triton) 100 (400) 2016-11-12 20:44:18
#45 zuben c3 (zuben-c3) 100 (15014) 2016-11-27 15:22:45
#46 Steffen (stmue) 100 (2810) 2016-11-29 10:56:27
#47 Nicolas (nicosPavlov) 100 (70954) 2016-12-08 13:06:32
#48 Michael (FoM) 100 (13778) 2016-12-12 09:52:43
#49 Ajay Prashant (Ajay_Prashant) 100 (2491) 2017-03-25 22:07:13
#50 Fred (ich_bims_fred) 100 (300) 2017-04-14 11:40:28
#51 Daniel Walder (ibex) 100 (14372) 2017-04-21 21:12:41
#52 chris (c2) 100 (51973) 2017-04-24 14:38:48
#53 Alain Collignon (vexilla72) 100 (51007) 2017-06-14 10:26:56
#54 D3d4lu5 (D3d4lu5) 100 (45389) 2017-06-20 11:40:20
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   +++    [12:39 - 29.07.2017] michaelm solved the Level II challenge 'Kaskade-S/T — Part 6 (RansomKaskade Part 1)'    +++    [12:12 - 29.07.2017] george4096 solved the Level II challenge 'Monoalphabetic substitution with camouflage — Part 3'    +++    [12:08 - 29.07.2017] george4096 solved the Level II challenge 'Monoalphabetic substitution with camouflage — Part 2'    +++    [11:54 - 29.07.2017] george4096 solved the Level I challenge 'Monoalphabetic substitution with camouflage — Part 1'    +++    [11:30 - 29.07.2017] george4096 solved the Level II challenge 'Monoalphabetic Substitution with Camouflage — Part 5'    +++