Username: 
Password: 
Restrict session to IP 

jjk`s Profile

Usernamejjk
Score176193
Global Rank75
Register DateMar 09, 2008 - 17:40:29
Last ActivityMay 15, 2017 - 21:32:50
Profile Views33784
Site Score Username Progress Last Update
thebackupbox18017jjkobra100.00%Nov 22, 2012 - 21:47:24
Electrica19347jjk100.00%Dec 11, 2013 - 00:42:58
+Ma's Reversing19153jjkobra100.00%Jan 10, 2012 - 12:28:25
hax.tor.hu15966jjk98.00%Jun 03, 2014 - 22:54:49
WeChall23139jjk92.06%Jan 05, 2015 - 22:27:04
Mod-X12705jjkobra88.89%Dec 07, 2014 - 09:48:19
OverTheWire.org20410jjk87.27%Dec 26, 2014 - 18:20:32
Security Traps12005jjk77.08%Mar 02, 2015 - 23:24:21
TheBlackSheep18692jjkobra61.99%Dec 01, 2015 - 23:28:21
Rankk16759jjk58.29%Mar 10, 2016 - 00:25:28
jjk`s latest activites
Mar 10, 2016 - 00:25:29Gained 0.21% on Rankk (78 points)
Mar 09, 2016 - 23:25:12Gained 0.21% on Rankk (78 points)
Jan 17, 2016 - 13:45:36Gained 0.31% on Rankk (116 points)
Jan 17, 2016 - 13:26:14Gained 0.41% on Rankk (155 points)
Jan 17, 2016 - 13:17:21Gained 0.21% on Rankk (77 points)
Jan 17, 2016 - 12:55:20Gained 0.31% on Rankk (116 points)
Jan 16, 2016 - 21:24:13Gained 0.11% on Rankk (38 points)
Dec 01, 2015 - 23:28:22Gained 0.29% on TheBlackSheep (114 points)
Mar 02, 2015 - 23:24:21Gained 10.41% on Security Traps (2811 points)
Feb 07, 2015 - 16:35:34Gained 0.42% on Rankk (155 points)
Totalscore Graph for jjkRanking History for jjk
Challenge(s) Overview for jjk
Score Title Author Solvers Age Difficulty Education Fun Solved at Forums
1 Prime Factory by ch0wch0w 4035 9y 110d 1.87 2.76 3.51 Mar 23, 2008 - 18:45:53 Questions
1 Training: Get Sourced by Gizmore 9096 9y 110d 0.42 1.63 2.08 Mar 23, 2008 - 18:34:06 Questions
1 Training: Stegano I by Gizmore 5959 9y 9d 0.99 2.56 2.54 May 26, 2011 - 22:21:33 Questions
1 Training: Crypto - Caesar I by Gizmore 5644 6y 241d 1.25 2.43 2.64 May 07, 2011 - 17:42:45 Questions
1 Training: WWW-Robots by Gizmore 5147 6y 211d 1.03 3.44 3.26 May 07, 2011 - 17:43:42 Questions
1 Training: ASCII by Gizmore 6057 6y 124d 0.53 1.75 1.62 May 07, 2011 - 19:20:03 Questions
1 Encodings: URL by Gizmore 5582 6y 124d 0.72 1.92 2.33 May 07, 2011 - 17:45:15 Questions
2 Training: Encodings I by Gizmore 2274 9y 38d 3.13 4.25 4.11 May 15, 2011 - 11:37:32 Questions
2 Training: Programming 1 by Gizmore 2645 9y 9d 2.81 4.52 4.80 Jun 29, 2011 - 17:14:10 Questions
2 Enlightment by anto 832 8y 258d 5.03 4.77 6.35 Sep 28, 2011 - 19:24:24 Questions
2 Guesswork by Gizmore 1167 8y 57d 3.26 2.42 3.74 May 25, 2011 - 23:30:11 Questions
2 No Escape by Gizmore 1704 6y 333d 4.06 5.67 5.64 May 07, 2011 - 19:12:43 Questions
2 Training: Regex by Gizmore 1355 6y 321d 4.10 5.96 5.24 May 07, 2011 - 18:57:05 Questions
2 Training: PHP LFI by Gizmore 2556 6y 291d 2.86 5.05 4.90 May 07, 2011 - 19:15:02 Questions
2 PHP 0817 by Gizmore 3352 6y 256d 1.47 3.66 3.44 May 07, 2011 - 19:28:22 Questions
2 Training: Crypto - Transposition I by Gizmore 1805 6y 241d 2.36 3.31 4.04 May 15, 2011 - 10:47:51 Questions
2 Training: Crypto - Substitution I by Gizmore 1521 6y 241d 2.97 3.66 4.37 May 15, 2011 - 10:50:51 Questions
2 Training: Crypto - Caesar II by Gizmore 1202 6y 241d 2.87 3.66 4.67 May 15, 2011 - 11:47:26 Questions
2 Training: Crypto - Digraphs by Gizmore 537 6y 241d 3.81 4.36 5.06 May 28, 2011 - 20:00:13 Questions
2 Training: MySQL I by Gizmore 3136 6y 241d 2.19 4.13 4.45 May 07, 2011 - 19:30:18 Questions
2 Training: MySQL II by Gizmore 1488 6y 240d 4.84 6.30 6.39 May 15, 2011 - 21:21:14 Questions
2 Training: WWW-Basics by Gizmore 1179 6y 239d 2.14 4.27 3.94 Jul 19, 2011 - 19:33:00 Questions
2 Training: Register Globals by Gizmore 1698 6y 230d 2.60 4.64 4.70 May 07, 2011 - 19:40:12 Questions
2 Training: Math Pyramid by Gizmore 1009 6y 230d 4.09 4.33 5.49 May 26, 2011 - 23:23:50 Questions
2 Training: Baconian by Gizmore 786 6y 224d 3.22 4.55 4.71 Jul 22, 2011 - 08:46:38 Questions
2 Training: LSB by Gizmore 1110 6y 211d 3.56 5.59 5.33 May 26, 2011 - 23:53:00 Questions
2 Training: GPG by Gizmore 593 6y 199d 3.05 5.95 4.52 Sep 28, 2011 - 19:51:06 Questions
2 Limited Access by wannabe7331 1400 6y 177d 2.85 4.80 4.42 Jun 29, 2011 - 17:41:22 Questions
2 Limited Access Too by wannabe7331 and lordOric 1034 6y 174d 3.09 4.98 4.66 Jun 29, 2011 - 17:47:53 Questions
2 Shadowlamb - Chapter I by Gizmore 204 5y 359d 2.55 2.71 7.76 Aug 01, 2011 - 23:59:02 Questions
2 Training: RegexMini by ludde 470 5y 305d 4.53 6.35 5.53 Sep 23, 2011 - 22:54:21 Questions
2 Are you serial by Gizmore 442 5y 290d 3.47 5.74 5.79 Oct 09, 2011 - 10:55:04 Questions
2 Training: Warchall - The Beginning by WarChallStaff 1095 5y 214d 2.45 4.66 7.44 Dec 26, 2011 - 14:57:26 Questions
2 Repeating History by space and Gizmore 270 5y 134d 3.21 3.32 4.71 Mar 24, 2012 - 20:25:18 Questions
2 PHP My Admin by Gizmore 171 5y 129d 3.50 3.81 3.94 Apr 01, 2012 - 18:50:58 Questions
2 Choose your Path by Mart and Gizmore 395 5y 126d 4.33 5.92 6.75 Mar 25, 2012 - 14:29:13 Questions
2 Choose your Path II by Mart and Gizmore 222 5y 123d 4.60 5.85 7.00 Mar 25, 2012 - 14:55:40 Questions
2 Training: Caterpillar by Gizmore 88 5y 115d 3.19 3.00 3.44 Apr 01, 2012 - 18:39:12 Questions
2 Py-Tong by space 301 5y 104d 4.54 6.88 6.79 Apr 12, 2012 - 21:55:29 Questions
2 PHP 0819 by space 447 5y 98d 4.57 6.38 6.60 Apr 18, 2012 - 20:25:12 Questions
2 HOST me by space 268 4y 6d 5.46 7.33 7.04 Nov 18, 2013 - 20:12:57 Questions
2 AUTH me by Gizmore 184 4y 5d 3.63 5.89 5.26 Nov 18, 2013 - 20:09:45 Questions
2 Interesting by Gizmore 123 3y 97d 3.64 4.64 7.27 Apr 19, 2014 - 13:25:08 Questions
2 Wanda by Gizmore 12 279d 9h 4.00 5.00 6.50 Questions
3 Connect the Dots by galen 630 9y 110d 3.34 3.98 5.68 Sep 28, 2011 - 20:07:06 Questions
3 hi by Gizmore 1364 9y 110d 2.51 3.64 3.86 May 25, 2011 - 23:21:17 Questions
3 Stegano Woman by Z 229 9y 84d 3.77 4.12 5.23 Oct 02, 2011 - 10:48:05 Questions
3 Flow Over Astronomy by anto 274 9y 9d 4.61 5.71 5.58 Oct 02, 2011 - 15:48:47 Questions
3 Towers of Hanoi by Z 185 9y 9d 4.62 5.50 6.92 Oct 02, 2011 - 22:25:35 Questions
3 Simply Red by anto 160 8y 258d 5.30 5.52 6.17 Oct 02, 2011 - 22:48:37 Questions
3 Impossible n'est pas français by CommComm 299 8y 116d 2.94 3.88 6.22 Oct 02, 2011 - 23:05:22 Questions
3 PHP 0815 by Gizmore 718 8y 57d 3.86 5.47 5.27 May 26, 2011 - 23:49:09 Questions
3 Training: Crypto - Substitution II by Gizmore 324 6y 241d 3.45 3.80 5.12 May 16, 2011 - 07:58:50 Questions
3 Training: WWW-Rewrites by Gizmore 329 6y 239d 3.42 5.45 5.70 Jul 19, 2011 - 19:36:54 Questions
3 Stegano Attachment by Gizmore 1150 6y 199d 2.25 3.81 4.31 May 27, 2011 - 00:08:50 Questions
3 Zebra by hirsch 792 6y 182d 2.24 3.04 4.84 Oct 09, 2011 - 23:03:25 Questions
3 Pimitive Encryption by Gizmore 252 6y 86d 3.64 5.10 7.05 May 15, 2011 - 15:49:58 Questions
3 Vermeer by XcrAckX 141 6y 1d 3.83 3.97 5.57 Oct 08, 2011 - 13:28:10 Questions
3 Stop us by noother and Gizmore 202 5y 333d 4.48 6.03 6.34 Aug 27, 2011 - 11:06:46 Questions
3 PHP 0818 by noother 618 5y 319d 3.13 5.09 5.15 Sep 10, 2011 - 21:17:35 Questions
3 Shadowlamb - Chapter II by Gizmore 65 5y 223d 3.87 4.07 8.33 Dec 15, 2011 - 18:32:43 Questions
3 SSH... Z is sleeping by Z 96 5y 155d 5.22 8.28 7.89 Feb 23, 2012 - 07:09:28 Questions
3 Chessy Hawks by Jinx 16 5y 112d 5.00 3.00 5.00 Apr 14, 2012 - 12:07:04 Questions
3 eXtract Me by oleg 88 5y 110d 5.50 6.10 6.50 Apr 07, 2012 - 00:04:47 Questions
3 Illuminati by Gizmore 44 3y 287d 3.43 5.71 6.00 Nov 18, 2013 - 19:17:44 Questions
3 Nippon by Gizmore 1 1y 22d 8.00 6.00 10.00 Questions
4 bill for Bill by Z 410 9y 60d 4.70 5.90 8.48 Oct 09, 2011 - 17:42:59 Questions
4 Sudoku I by Gizmore 103 9y 60d 7.60 7.52 7.72 Nov 13, 2011 - 16:14:19 Questions
4 Trivia by Z and Gizmore 638 9y 21d 5.55 6.36 7.25 May 15, 2011 - 13:18:42 Questions
4 htmlspecialchars by Gizmore and Kender 706 8y 124d 3.38 5.14 4.32 Jul 19, 2011 - 18:46:22 Questions
4 PHP 0816 by Gizmore 526 8y 40d 3.79 6.19 5.40 May 29, 2011 - 19:37:42 Questions
4 Quangcurrency by quangntenemy and Gizmore 202 7y 332d 3.97 6.30 6.77 Sep 02, 2011 - 17:58:02 Questions
4 Yourself PHP by Gizmore and Kender 452 6y 333d 4.43 7.10 6.24 Oct 08, 2011 - 21:03:04 Questions
4 The Guestbook by Gizmore 537 6y 333d 5.00 6.72 7.00 Oct 01, 2011 - 19:38:55 Questions
4 Crappyshare by Gizmore 376 6y 333d 3.83 5.50 6.06 May 29, 2011 - 19:50:56 Questions
4 Paranoid by Gizmore 112 6y 333d 3.29 2.00 5.05 May 29, 2011 - 19:43:50 Questions
4 Training: Bacon Returns by Gizmore 105 6y 209d 3.83 3.00 2.83 Oct 09, 2011 - 16:18:43 Questions
4 Blinded by the light by Gizmore 275 6y 30d 6.15 7.66 7.81 Oct 09, 2011 - 14:30:11 Questions
4 Tracks by Gizmore 598 5y 339d 2.62 3.32 3.58 Aug 21, 2011 - 22:59:26 Questions
4 Identity by Gizmore 74 5y 223d 4.85 5.95 8.35 Dec 15, 2011 - 09:39:41 Questions
4 Shadowlamb - Chapter III by Gizmore 31 5y 198d 3.29 1.43 9.29 Jan 10, 2012 - 19:18:42 Questions
4 Burning Fox by Gizmore 101 5y 152d 4.94 6.78 8.22 Feb 25, 2012 - 20:57:33 Questions
4 Inka by Gizmore 20 5y 147d 5.57 6.71 7.86 Mar 25, 2012 - 14:11:26 Questions
4 Warchall: Live LFI by Gizmore 348 5y 52d 3.72 4.72 6.14 Feb 09, 2013 - 13:36:42 Questions
4 Warchall: Live RFI by Gizmore 325 5y 52d 3.44 5.00 6.41 Feb 09, 2013 - 13:48:57 Questions
4 QMine by quangntenemy 13 3y 287d 5.67 6.00 7.00 Nov 24, 2013 - 14:07:01 Questions
4 Warchall: Live RCE by phiber and nurfed 161 3y 211d 5.71 7.21 7.36 Jan 20, 2014 - 22:05:33 Questions
4 Training: Net Ports by Gizmore 289 3y 55d 2.93 4.53 4.13 Jan 05, 2015 - 22:27:01 Questions
5 Can you read me by Gizmore 355 9y 110d 3.89 5.74 5.56 Nov 14, 2011 - 14:06:00 Questions
5 Lettergrid by Gizmore 121 9y 110d 5.08 4.92 5.00 Nov 16, 2011 - 09:27:26 Questions
5 The Nap by Z 41 9y 110d 5.62 8.77 8.54 Nov 16, 2011 - 13:49:06 Questions
5 DropDaBass by anto 21 9y 9d 6.62 5.88 5.88 Nov 16, 2011 - 15:27:49 Questions
5 Sidology by Gizmore 246 9y 9d 4.40 4.60 7.51 May 15, 2011 - 14:53:33 Questions
5 Out of the Cloud by anto 35 9y 2d 6.09 4.73 6.45 Oct 13, 2011 - 23:01:10 Questions
5 A Black Hats Tale by Z 172 8y 330d 6.00 7.65 8.00 Oct 15, 2011 - 19:47:41 Questions
5 Fix Us by Z and Gizmore 77 8y 123d 5.84 7.47 6.79 Nov 17, 2011 - 12:04:32 Questions
5 Addslashes by Gizmore 555 7y 331d 5.71 7.37 6.65 Oct 08, 2011 - 21:35:11 Questions
5 The Last Hope by bsdhell 81 6y 321d 7.21 7.21 8.43 Oct 16, 2011 - 11:28:07 Questions
5 MD5.SALT by Gizmore 413 6y 256d 5.36 6.55 7.02 Oct 09, 2011 - 10:42:09 Questions
5 WC Hashing Game by Gizmore 163 6y 236d 4.23 4.93 5.83 Nov 16, 2011 - 18:23:17 Questions
5 The Travelling Customer by Gizmore 67 6y 182d 5.87 6.93 7.27 Nov 17, 2011 - 18:01:46 Questions
5 Preg Evasion by noother 89 6y 88d 7.16 9.42 8.84 Oct 02, 2011 - 10:36:02 Questions
5 Smile by livinskull and Gizmore 61 6y 1d 6.07 6.80 7.73 Jul 26, 2011 - 00:20:47 Questions
5 Warchall: Tryouts by matrixman 67 5y 79d 8.08 9.25 9.17 Dec 05, 2013 - 19:14:01 Questions
5 Shadowlamb - Chapter IV by Gizmore 20 4y 342d 3.17 3.50 6.83 Dec 15, 2012 - 18:22:20 Questions
5 Time to Reset by Gizmore 74 4y 300d 5.44 7.67 7.61 Dec 05, 2013 - 15:08:47 Questions
5 Brainfucked by Gizmore 113 3y 287d 4.50 5.75 6.38 Nov 24, 2013 - 15:37:12 Questions
5 Three Times Sad by dloser 4 3y 201d 7.50 7.50 7.50 Jan 04, 2015 - 23:24:19 Questions
5 Disclosures by Gizmore and dloser 14 3y 27d 6.60 7.00 8.20 Questions
5 Zen by Gizmore 10 226d 16h 3.33 3.00 5.00 Questions
6 Morsed by Gizmore 53 9y 110d 7.08 7.42 7.08 Oct 16, 2011 - 15:41:19 Questions
6 Letterworm by Gizmore 80 9y 110d 5.21 5.64 6.71 Nov 16, 2011 - 09:29:37 Questions
6 Anderson Application Auditing by Z 140 9y 84d 6.38 8.94 9.12 Nov 19, 2011 - 16:27:11 Questions
6 The Cookie is a lie by Z 57 8y 309d 3.87 5.47 6.73 Nov 24, 2011 - 22:41:24 Questions
6 Malware by Z 171 8y 188d 4.04 5.64 6.84 May 15, 2011 - 11:13:39 Questions
6 Z - Reloaded by Z and Gizmore 120 7y 327d 5.79 7.50 8.14 Nov 20, 2011 - 18:09:42 Questions
6 Credit Card Challenge Pwned! by Z 52 7y 327d 5.74 7.21 8.74 Nov 24, 2011 - 22:42:02 Questions
6 Table Names by Gizmore 513 6y 333d 5.21 6.39 6.57 Sep 02, 2011 - 19:31:38 Questions
6 GizCrypt by Gizmore 113 6y 321d 5.26 5.96 7.48 Oct 16, 2011 - 12:55:32 Questions
6 B.AiM by BAIM and Gizmore 15 6y 182d 6.00 6.60 6.80 Nov 28, 2011 - 01:24:37 Questions
6 Speed Your Way To VICtory by Jander 12 6y 73d 9.00 9.50 9.33 Nov 26, 2011 - 19:50:24 Questions
6 Fremes by Gizmore 16 6y 1d 5.62 5.62 8.12 Jul 25, 2011 - 22:33:00 Questions
6 Babbage and Coldplay by ludde 28 5y 302d 6.57 6.29 7.43 Nov 26, 2011 - 12:12:07 Questions
6 Blinded by the lighter by kwisatz 141 5y 250d 7.73 8.77 9.10 Nov 21, 2011 - 11:34:07 Questions
6 Are you blind? by Mawekl 82 4y 348d 7.46 8.46 8.85 May 12, 2013 - 11:28:19 Questions
6 Light in the Darkness by Mawekl 101 4y 348d 7.58 8.67 7.08 May 12, 2013 - 10:09:54 Questions
6 Warchall: Nurxxed by nurfed 12 3y 188d 7.00 10.00 7.50 Feb 25, 2014 - 08:26:19 Questions
6 Table Names II by nurfed 205 3y 163d 5.28 8.06 7.78 Feb 24, 2014 - 20:15:12 Questions
6 Experience by Gizmore 11 3y 69d 5.50 6.75 7.25 Questions
7 Count, don't wonder by galen 26 9y 110d 6.43 6.00 7.00 Nov 25, 2011 - 22:55:06 Questions
7 Save the World by Z 147 9y 110d 6.65 8.35 8.04 Dec 01, 2011 - 00:15:18 Questions
7 Screwed Signup by Gizmore 184 8y 123d 6.16 7.56 7.24 Oct 10, 2011 - 22:18:36 Questions
7 Order By Query by Gizmore 385 7y 327d 6.44 7.71 7.42 May 29, 2011 - 09:58:27 Questions
7 Snake by Gizmore 40 6y 333d 5.73 6.91 9.36 Dec 03, 2011 - 18:20:25 Questions
7 Training: Warchall - 7 Tropical Fruits by tropic 115 5y 214d 6.29 8.07 8.14 Dec 30, 2011 - 09:33:28 Questions
7 What is your Name? by Mawekl 30 4y 348d 7.00 7.86 7.57 Dec 10, 2013 - 14:23:34 Questions
7 Time to Reset II by Gizmore and noother 18 4y 295d 8.50 9.75 9.75 Dec 05, 2013 - 17:11:35 Questions
7 The BrownOS by dloser 0 3y 62d 5.00 5.00 5.00 Questions
7 2013 New Years Special by quangntenemy 6 3y 42d 7.00 7.50 7.00 Questions
8 Agent Larry by Z 37 9y 110d 7.50 8.60 8.70 Dec 03, 2011 - 21:30:28 Questions
8 Crackcha by Gizmore 21 6y 211d 7.90 9.50 9.00 Dec 27, 2011 - 21:50:20 Questions
9 Stalking by Gizmore 3 4y 5d 3.50 5.00 10.00 Questions