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Level II Challenges (162)

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

Breaking a Filter Generator
[cli-03] - 19 users already solved this challenge.
 
 
 
You are given a part of a keystream, which was produced by a filter generator. Can you find the missing keystream bytes?
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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 14:22
Maximum number of attempts for this challenge: 15

All successful users of this challenge

Rank User (#19) Achieved points (Global score) y-m-d - h:m:s
Kurt Gebauer (Yokozuna) 1824 (286256) 2018-09-26 21:06:06
Viktor (Veselovský) 1725 (169444) 2018-09-27 22:20:26
roehm (roehm) 1725 (5399) 2018-09-28 00:56:29
D3d4lu5 (D3d4lu5) 1725 (363488) 2018-09-28 02:01:18
#5 Alain Collignon (vexilla72) 1660 (123666) 2018-09-28 16:19:20
#6 Scombes (jerva) 1660 (269337) 2018-09-29 13:49:15
#7 Nicolas (nicosPavlov) 1469 (257791) 2018-10-06 07:29:57
#8 E.T (Ertheb) 1385 (81809) 2018-10-15 13:04:25
#9 George Lasry (george4096) 1330 (422251) 2018-10-27 02:15:58
#10 Random Dude (rnd) 1318 (103645) 2018-10-30 18:04:00
#11 Kasia (kasia-tutej) 1232 (53366) 2018-12-31 19:29:06
#12 ykaridi (ykaridi) 1192 (7035) 2019-03-27 20:24:51
#13 Bart den Hartog (Bart13) 1164 (150540) 2019-08-06 16:56:35
#14 Eugene (lim0n) 1161 (199334) 2019-08-30 12:17:05
#15 Snake (snk) 1156 (187783) 2019-10-05 09:29:41
#16 Noam Gutterman (Noam528) 1150 (1150) 2019-12-02 11:44:58
#17 madness (madness) 1138 (71592) 2020-04-27 13:55:25
#18 Em Doulgerakis (Greko) 1122 (193799) 2021-03-07 14:14:24
#19 Luigi Tomelli (archstanton) 1119 (127538) 2021-06-04 19:29:37
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