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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).

New Year's Greetings — Part 2
[gutgesell-02] - 43 users already solved this challenge, 1 is 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 2 modifies the encryption of part 1 a little bit.
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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 (#43) Achieved points (Global score) y-m-d - h:m:s
Szabó Zoltán (szabo.z87) 200 (55604) 2016-03-21 13:20:27
Robert (rm) 200 (56475) 2016-03-21 15:27:26
Rainer Zufall (kiekuk) 200 (56786) 2016-03-21 21:24:25
Michael Möller (michaelm) 200 (256593) 2016-03-21 22:09:24
#5 Armin Krauss (argh) 200 (206965) 2016-03-22 01:16:54
#6 Dominik M. (Sgt. Pepper) 150 (128575) 2016-03-22 19:01:38
#7 Fabian (XP-72) 150 (4211) 2016-03-22 23:46:17
#8 Bernhard Gruber (bgr) 133 (22889) 2016-03-23 11:44:28
#9 HolgerK (HolgerK) 133 (25776) 2016-03-23 19:21:52
#10 Viktor (Veselovský) 133 (169444) 2016-03-23 21:28:05
#11 Alain (Integral) 117 (207924) 2016-03-26 19:00:51
#12 Marco Manfredi (mkk9901) 117 (17686) 2016-03-26 20:21:38
#13 Em Doulgerakis (Greko) 108 (193799) 2016-04-02 18:19:16
#14 j.h. (haegarq) 105 (15452) 2016-04-11 15:15:37
#15 Andreas Frerichs (Ossili) 105 (33266) 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 (36278) 2016-04-23 22:57:49
#18 Max Mustermann (MustermM) 102 (6661) 2016-05-12 16:47:45
#19 Martin (martinbucher) 102 (38365) 2016-05-15 18:53:46
#20 Bart den Hartog (Bart13) 101 (149337) 2016-06-28 00:18:52
#21 E.T (Ertheb) 101 (81809) 2016-07-21 13:13:52
#22 Christian (chrisadmin) 101 (2019) 2016-07-25 20:17:47
#23 Hans Peter (hanspeter) 101 (52356) 2016-09-17 12:14:09
#24 Arno (TryC3) 101 (6847) 2016-10-05 11:52:07
#25 George (Theofanidis) 100 (137118) 2016-10-09 16:36:19
#26 Creat1veM1ind (sokrates) 100 (2639) 2016-12-08 19:32:30
#27 D3d4lu5 (D3d4lu5) 100 (363488) 2017-06-18 07:52:41
#28 Alain Collignon (vexilla72) 100 (123666) 2017-11-08 07:48:38
#29 Holger (holger) 100 (812) 2017-12-21 12:56:21
#30 H. Lautenschlager (helmi) 100 (57600) 2017-12-23 21:34:31
#31 Mir Dim (mir0soft) 100 (79760) 2017-12-25 09:40:14
#32 Kurt Gebauer (Yokozuna) 100 (286256) 2018-01-05 01:13:20
#33 Nofre Tete (noffi) 100 (26507) 2018-02-04 21:23:33
#34 Bertold (bk) 100 (9773) 2018-03-18 18:07:11
#35 Nicolas (nicosPavlov) 100 (257791) 2018-03-24 16:22:19
#36 S (Zyphe) 100 (13361) 2018-10-09 15:50:27
#37 Michael (FoM) 100 (57794) 2019-01-07 23:06:07
#38 sarah b (silva) 100 (52424) 2019-01-24 18:39:23
#39 Eugene (lim0n) 100 (199334) 2019-06-30 12:31:57
#40 david (sexton) 100 (2801) 2019-08-12 14:51:05
#41 Stephan (Stephje1978) 100 (27064) 2019-08-25 23:35:57
#42 Derek Hatton (alfred_noble) 100 (33998) 2020-02-16 20:23:22
#43 Michael Ammon (Ammonym) 100 (10120) 2021-04-20 22:23:26
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