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Profile of jjk

Rankk TitleGeb
Rankk InsigniaGeb
Rankked7
Level9.1
Points923
Solved305
Last Solved2021-06-11 13:44
MedalsLevel 1 Gold Medal Level 2 Silver Medal Level 3 Silver Medal Level 4 Bronze Medal Level 5 Silver Medal Level 6 Silver Medal Level 7 Gold Medal Level 8 Silver Medal Level 9 Gold Medal
Badges 
CountryCzech Republic
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Website 
Reputation9
Challenges Coded2
Challenge Ideas0
Forum Topics1
Forum Posts4
Last Login2021-06-12 04:55
Joined2008-03-24
By Last Solved By Level
  • 3/25 - Musical crypto on 2021-06-11 13:44
  • 4/62 - Arckeyologist on 2021-06-11 13:19
  • 7/3 - Eliza speak on 2021-06-05 15:50
  • 7/10 - Master Arckeyologist on 2021-06-05 14:19
  • 2/70 - Blimp on 2021-05-16 14:59
  • 4/57 - The Great Pyramidal fold on 2021-05-15 13:21
  • 4/60 - Valentine tricks on 2021-05-13 02:49
  • 4/22 - Fences on 2021-05-06 15:55
  • 6/15 - Endgame on 2021-04-26 15:17
  • 4/38 - Hippogryph or by foot? on 2021-04-22 03:04
  • 4/34 - Incipit Matthaeus on 2021-04-20 15:57
  • 4/23 - PHP pwned on 2021-04-20 13:43
  • 4/58 - Poke montage on 2021-04-20 13:05
  • 5/36 - The World Tree on 2021-04-15 12:26
  • 4/49 - Combinations III on 2021-03-28 07:59
  • 3/69 - Combinations II on 2021-03-28 07:14
  • 2/71 - Combinations I on 2021-03-28 06:40
  • 5/35 - Divination on 2021-03-21 03:57
  • 5/29 - Write again on 2021-03-20 13:17
  • 5/32 - Conway's comprehension on 2021-03-20 11:32
  • 5/20 - RSA on 2021-03-16 14:39
  • 6/12 - Large hashing collider on 2021-03-16 12:37
  • 4/25 - Ancient math on 2021-03-15 17:09
  • 4/53 - Quantum Retanglement on 2021-03-15 16:30
  • 5/30 - Sniffed II on 2021-03-14 15:53
  • 5/31 - Quasi-Rogue on 2021-03-09 01:54
  • 4/52 - The true enigma on 2021-03-07 17:19
  • 4/29 - Decimated on 2021-03-07 14:09
  • 5/5 - Blackjack on 2021-03-05 16:32
  • 7/7 - Jackpot on 2021-03-04 09:50
  • 5/34 - Trunks up on 2021-02-28 16:00
  • 5/27 - Lottery patterns on 2021-02-28 14:28
  • 5/24 - Wordsearch Pro on 2021-02-28 13:59
  • 5/21 - The even longer word on 2021-02-28 12:19
  • 5/16 - Baa baa blacksheep on 2021-02-28 07:11
  • 5/17 - M13 on 2021-02-28 06:14
  • 5/13 - Spider on 2021-02-28 05:19
  • 5/33 - Lost painting on 2021-02-28 02:55
  • 5/14 - Regex ghost on 2021-02-28 02:09
  • 5/7 - Play fair dude on 2021-02-27 13:24
  • 5/9 - Pinch mark on 2021-02-27 09:08
  • 5/6 - Chamber door on 2021-02-27 07:14
  • 4/61 - Where is it again? on 2021-02-25 16:12
  • 3/50 - Did they mean it? on 2021-02-21 12:41
  • 3/80 - Zodiac on 2021-02-20 16:13
  • 3/38 - Siblings on 2021-02-20 14:45
  • 4/7 - The Sphinx crypto on 2021-02-20 14:23
  • 3/26 - A little riddle on 2021-02-20 13:30
  • 4/2 - The missing Merchant on 2021-02-20 12:31
  • 4/4 - Move it on 2021-02-20 12:18
  • 3/42 - Weak algorithm on 2021-02-14 05:12
  • 3/58 - Guess my password on 2021-02-13 15:25
  • 3/57 - Texnical II on 2021-02-13 14:47
  • 3/15 - Know the gods on 2021-02-13 13:57
  • 3/7 - Wrong labe1s on 2021-02-07 14:05
  • 3/59 - Weight measuring theory on 2021-02-07 12:03
  • 3/72 - MasterCard hash on 2021-02-07 10:58
  • 3/71 - Universal Cycle II on 2021-02-07 08:25
  • 3/73 - Hackers' Camp 2F on 2021-02-04 13:07
  • 3/60 - Seventh sense on 2021-02-03 15:59
  • 3/74 - Where is it? on 2021-02-03 15:33
  • 3/62 - Alien signal on 2021-02-03 14:56
  • 3/53 - A line of three on 2021-02-03 14:43
  • 3/48 - Golden beetle on 2021-02-03 14:23
  • 3/41 - Gibberish on 2021-02-03 14:12
  • 3/68 - Jailbreak on 2021-02-03 03:17
  • 3/37 - Name scores on 2021-02-02 15:49
  • 3/23 - The longest word on 2021-02-02 15:38
  • 3/32 - Fruity on 2021-02-02 15:27
  • 3/5 - A dice game on 2021-01-31 14:57
  • 3/4 - A strange word on 2021-01-31 11:19
  • 2/38 - Hear ye on 2021-01-31 03:58
  • 2/29 - Where is The Great Pyramid? on 2021-01-30 16:00
  • 2/76 - Universal Cycle I on 2021-01-30 15:51
  • 2/45 - Fragmentary on 2021-01-30 15:22
  • 2/41 - 222 reasons on 2021-01-30 14:52
  • 2/79 - Pigeon holes on 2021-01-30 11:31
  • 2/5 - Mastermind on 2021-01-30 06:17
  • 2/69 - Giza tour on 2021-01-30 03:20
  • 2/80 - New signal on 2021-01-29 17:53
  • 2/20 - Flashy game on 2021-01-29 17:44
  • 2/13 - Intersection on 2021-01-29 17:32
  • 2/65 - Picture proof on 2021-01-29 01:11
  • 2/18 - Now you see it on 2021-01-28 16:31
  • 2/23 - Find my home on 2021-01-28 16:18
  • 2/35 - Quotient on 2021-01-28 16:09
  • 2/58 - Hackers' Camp 1D on 2021-01-28 15:55
  • 2/78 - Hackers' Camp 1F on 2021-01-28 14:32
  • 2/77 - Access denied on 2021-01-27 05:00
  • 2/72 - Wondrous numbers on 2021-01-26 16:13
  • 2/73 - Sniffed on 2021-01-26 13:59
  • 3/81 - The Emperor's Edict on 2020-04-17 20:26
  • 1/29 - Fisheye on 2019-02-10 19:25
  • 1/60 - Artillery range on 2019-02-10 19:12
  • 3/1 - Camel programming on 2018-10-09 20:04
  • 3/33 - The Perl way on 2018-10-09 19:34
  • 2/47 - FTP 102 on 2018-10-09 19:08
  • 4/39 - IRC III on 2018-10-08 21:33
  • 2/63 - Twisted word on 2016-03-09 23:27
  • 2/43 - Cryptic phrase on 2016-03-09 22:27
  • 3/29 - Pretty good on 2016-01-17 13:01
  • 4/14 - The Geb spot on 2016-01-17 12:41
  • 2/39 - Bytes arithmetic on 2016-01-17 12:33
  • 3/54 - A broken jar on 2016-01-17 12:11
  • 1/50 - Mini challenge on 2016-01-16 20:39
  • 4/1 - A special browser on 2015-02-07 15:35
  • 7/9 - 26! on 2015-02-01 13:41
  • 4/12 - Password created on 2014-12-27 15:35
  • 5/26 - The manuscript on 2014-12-27 13:57
  • 5/23 - Hardened EXE on 2014-12-27 12:27
  • 5/4 - Zipped on 2014-12-27 10:37
  • 4/20 - Mysterious girl on 2014-12-26 18:44
  • 2/25 - Series on 2014-07-19 14:39
  • 4/28 - Let's beat piracy on 2014-07-16 11:51
  • 3/18 - Labourer tag on 2014-07-13 19:26
  • 3/13 - Pyramid payroll II on 2014-07-13 18:59
  • 2/12 - Hackers' Camp 1A on 2014-07-13 16:01
  • 4/46 - Read the signs on 2014-07-13 15:18
  • 1/52 - Rubik on 2014-07-13 13:20
  • 3/9 - Pseudocode on 2014-06-24 21:07
  • 5/11 - Best product on 2014-06-24 20:42
  • 7/2 - Mummified on 2014-06-23 06:38
  • 3/70 - Spiral on 2014-06-22 14:25
  • 5/22 - cipCIPcipherHERher on 2014-06-21 21:04
  • 5/1 - Debris digging on 2014-06-21 20:31
  • 4/50 - Magical on 2014-06-19 16:27
  • 3/51 - Exorcism on 2014-06-13 19:47
  • 4/36 - The Nonogram Pyramid on 2014-06-13 14:00
  • 2/66 - Binary hip hop on 2014-06-12 06:49
  • 3/65 - Blackout II on 2014-06-08 08:58
  • 1/49 - Scrambled on 2014-04-24 10:09
  • 2/64 - Hash brown on 2014-04-11 17:17
  • 3/34 - XORed on 2014-04-06 12:22
  • 2/14 - Great you did it! on 2014-04-04 20:03
  • 4/44 - r7g7b7a7 on 2014-04-03 20:15
  • 3/49 - Jigsaw II on 2014-03-30 17:57
  • 3/47 - Search and rescue on 2014-03-30 16:52
  • 3/56 - Annihilation on 2014-03-30 16:32
  • 2/74 - See plus plus on 2014-03-30 16:09
  • 4/17 - Let's analyse on 2014-03-30 12:02
  • 3/35 - Python 103 on 2014-03-30 11:01
  • 3/11 - Guess the number on 2014-03-30 10:06
  • 2/32 - Behind bars on 2014-03-30 09:48
  • 2/9 - Into the future on 2014-03-29 21:54
  • 2/11 - Night shift on 2014-03-29 21:38
  • 3/52 - Very Important Mission on 2014-03-05 18:35
  • 1/43 - Nothing like home on 2014-03-05 13:48
  • 6/2 - SQL injection on 2014-01-21 22:47
  • 2/51 - Navigate me on 2014-01-21 18:57
  • 6/8 - Camel ride on 2014-01-20 21:53
  • 6/13 - Time for church on 2014-01-06 21:39
  • 1/5 - Hi intruder on 2014-01-06 21:39
  • 6/9 - Amazing on 2013-12-23 14:07
  • 6/7 - Traversal on 2013-12-23 12:15
  • 6/10 - Batch cracking on 2013-12-21 16:23
  • 4/43 - Let's Program 3A on 2013-12-15 22:39
  • 3/64 - Let's Program 2A on 2013-12-15 16:18
  • 2/68 - Let's Program 1B on 2013-12-15 16:01
  • 2/67 - Let's Program 1A on 2013-12-15 15:15
  • 2/61 - Colour blindness on 2013-12-14 21:30
  • 2/59 - Did I mension? on 2013-12-14 21:20
  • 4/9 - The rising knight on 2013-12-14 20:22
  • 3/43 - Finger on 2013-12-14 17:20
  • 7/6 - The returning knight on 2013-12-14 16:55
  • 7/1 - Proxy hunting on 2013-12-14 14:25
  • 2/26 - Binary dance on 2013-12-11 22:46
  • 3/22 - Pontifex on 2013-12-11 22:38
  • 3/14 - Buggy code on 2013-12-08 20:14
  • 1/33 - Wordsearch on 2013-12-08 18:44
  • 1/55 - Rotten on 2013-12-08 17:58
  • 6/6 - Hangman on 2013-12-08 17:35
  • 6/5 - Ascii art on 2013-12-08 14:57
  • 3/67 - Holy Rankk Transform on 2013-12-07 22:39
  • 2/16 - Newbie PHP coder on 2013-12-07 21:24
  • 1/28 - Message over on 2013-12-07 21:19
  • 5/19 - Lisp III on 2013-12-03 12:21
  • 2/44 - Lisp II on 2013-12-02 20:55
  • 5/18 - Sudoku III on 2013-11-23 13:57
  • 4/6 - Sudoku II on 2013-11-23 13:16
  • 3/10 - Sudoku I on 2013-11-23 13:02
  • 9/1 - The showdown on 2013-11-23 11:43
  • 1/12 - Showtime on 2012-01-10 16:38
  • 2/8 - Prime time on 2012-01-08 16:39
  • 1/45 - Stitch me on 2012-01-08 09:53
  • 1/44 - On time on 2012-01-08 09:48
  • 2/37 - Celestial journey on 2012-01-08 09:25
  • 2/40 - Unix 102 on 2012-01-08 09:19
  • 1/47 - Simple l33t on 2012-01-08 09:06
  • 2/46 - Numb3rs on 2012-01-08 09:04
  • 2/48 - Image theft on 2012-01-08 08:26
  • 2/42 - Jigsaw on 2012-01-08 08:19
  • 1/51 - Email forensic on 2012-01-04 14:30
  • 1/41 - Bye intruder on 2012-01-04 14:09
  • 1/27 - Anime Underground on 2012-01-04 13:54
  • 1/30 - First crypto on 2012-01-04 13:49
  • 4/10 - Count and wonder on 2011-12-31 06:31
  • 4/13 - Gray matter on 2011-12-31 06:15
  • 3/21 - Snow on 2011-12-31 04:26
  • 3/8 - Hide me on 2011-12-31 04:13
  • 3/17 - Nonsense creatures on 2011-12-30 11:40
  • 1/54 - Delta on 2011-12-29 16:16
  • 1/56 - Kiddie Exploit I on 2011-12-29 16:10
  • 3/66 - OOP on 2011-12-29 08:34
  • 3/39 - Minesweeper on 2011-12-29 07:33
  • 3/30 - Colourful life on 2011-12-29 07:11
  • 3/28 - Squeeze me not on 2011-12-29 07:08
  • 3/6 - Dogz speak on 2011-12-29 06:49
  • 2/62 - Hackers' Camp 1E on 2011-12-29 06:17
  • 2/60 - A strange recipe on 2011-12-29 06:07
  • 2/57 - A compromising image on 2011-12-29 06:01
  • 2/56 - Hackers' Camp 1C on 2011-12-29 05:47
  • 2/55 - Hackers' Camp 1B on 2011-12-29 05:35
  • 2/54 - Bitten bytes on 2011-12-29 05:33
  • 2/53 - Onion peeling on 2011-12-29 05:31
  • 2/52 - Untitled on 2011-12-29 05:24
  • 2/50 - ASM I on 2011-12-29 05:15
  • 2/36 - Darkness fell on 2011-12-29 04:42
  • 2/34 - Shapes on 2011-12-29 03:51
  • 2/33 - Referer on 2011-12-29 03:44
  • 2/31 - I hate qwerty on 2011-12-29 03:36
  • 2/27 - Allow me on 2011-12-29 03:17
  • 2/21 - Equality on 2011-12-28 10:37
  • 2/7 - Be alert on 2011-12-28 10:13
  • 2/6 - Don't blink on 2011-12-28 10:03
  • 2/2 - Yummy! on 2011-12-28 09:58
  • 1/23 - Go bananas! on 2011-12-28 09:55
  • 1/36 - IRC I on 2011-12-28 09:35
  • 1/35 - FTP 101 on 2011-12-28 09:34
  • 1/57 - Challenge tube on 2011-12-28 09:31
  • 1/48 - Enormous on 2011-12-28 09:14
  • 1/46 - Peekaboo on 2011-12-28 09:04
  • 1/42 - Too late on 2011-12-28 06:52
  • 1/40 - Caesarian ciphers on 2011-12-28 06:49
  • 1/38 - Degradation on 2011-12-28 06:42
  • 1/37 - Buried on 2011-12-28 06:31
  • 1/32 - Recce on 2011-12-28 06:25
  • 1/19 - Equal sums on 2011-12-28 06:21
  • 1/18 - Number of ways on 2011-12-28 06:13
  • 1/17 - Geek quiz on 2011-12-28 06:11
  • 1/16 - Finding factors on 2011-12-28 06:05
  • 1/11 - Java training on 2011-12-28 05:54
  • 1/8 - Easter egg on 2011-12-28 05:53
  • 1/58 - Owned on 2011-12-28 05:00
  • 8/1 - Formless on 2011-12-26 15:53
  • 8/3 - The odd one on 2011-10-08 10:57
  • 1/7 - Pokemon! on 2011-09-12 16:59
  • 1/31 - Special Agents on 2011-09-12 16:58
  • 7/4 - Simultaneously on 2011-07-31 09:04
  • 7/5 - Invisible captcha on 2011-07-31 07:21
  • 7/8 - Gen8:17 on 2011-07-30 14:45
  • 6/4 - All but one on 2011-07-25 16:00
  • 4/27 - The hashing game on 2011-07-25 08:50
  • 6/1 - The number e on 2011-07-24 17:39
  • 6/11 - Wildlife on 2011-07-24 17:00
  • 1/59 - Blackout I on 2011-07-24 14:54
  • 6/3 - Linked list on 2011-07-21 14:09
  • 5/12 - Rotation on 2011-07-21 13:32
  • 5/10 - Convert and count on 2011-07-21 13:11
  • 5/8 - Averages on 2011-07-21 02:48
  • 5/2 - Too slow! on 2011-07-21 02:17
  • 3/2 - Brackets rulez! on 2011-07-21 01:30
  • 5/3 - Heavily guarded on 2011-07-20 16:54
  • 4/3 - y0u g0t 0wn3d on 2011-07-20 02:20
  • 1/10 - Hex colour on 2011-07-20 01:41
  • 1/9 - Do you paint? on 2011-07-20 01:35
  • 1/21 - Frame of mind on 2011-07-20 01:30
  • 1/26 - See through on 2011-07-20 01:25
  • 1/34 - Lisp I on 2011-07-20 01:22
  • 4/5 - Crypto entrance test on 2011-07-18 16:33
  • 4/19 - Weak algorithm II on 2011-07-06 14:07
  • 3/3 - Nice try! on 2011-07-06 13:32
  • 2/10 - HTML encode on 2011-07-06 13:29
  • 1/53 - Wrong sum on 2011-07-06 13:21
  • 1/39 - Texnical I on 2011-07-06 13:15
  • 1/25 - Weak password on 2011-07-06 13:01
  • 1/24 - Select now on 2011-07-06 13:00
  • 4/11 - First contact on 2011-07-06 12:40
  • 4/18 - Regex final on 2011-07-06 12:11
  • 4/8 - grAve roBBers on 2011-07-06 12:02
  • 3/20 - Hackers' Camp 2A on 2008-03-24 18:29
  • 3/12 - Eight commands on 2008-03-24 18:28
  • 3/24 - Hackers' Camp 2B on 2008-03-24 18:09
  • 3/46 - Ruby the gem on 2008-03-24 17:54
  • 3/40 - Pixels on 2008-03-24 17:38
  • 3/36 - Regex revisit on 2008-03-24 05:34
  • 3/19 - Nonograms II on 2008-03-24 05:27
  • 3/16 - ASM II on 2008-03-24 05:20
  • 2/22 - Regex on 2008-03-24 04:31
  • 2/17 - Family relations on 2008-03-24 04:23
  • 2/19 - Nonograms I on 2008-03-24 03:51
  • 2/15 - Sheep and goats on 2008-03-24 03:48
  • 2/4 - Hit the dots! on 2008-03-24 03:45
  • 2/3 - View me on 2008-03-24 03:42
  • 2/1 - Shhh on 2008-03-24 03:41
  • 2/24 - Python 102 on 2008-03-24 03:33
  • 1/22 - Easy stegano on 2008-03-24 03:12
  • 1/15 - Basecamp on 2008-03-24 03:06
  • 1/14 - Pyramid payroll I on 2008-03-24 03:05
  • 1/13 - True or false on 2008-03-24 03:03
  • 1/3 - Hieroglyphics math on 2008-03-24 02:32
  • 1/6 - The nth term on 2008-03-24 02:26
  • 1/20 - Unix 101 on 2008-03-24 02:25
  • 1/4 - Python 101 on 2008-03-24 02:23
  • 1/2 - Easy Javascript on 2008-03-24 02:20
  • 1/1 - Really elementary on 2008-03-24 02:19