Username: 
Password: 
Restrict session to IP 

Jakkdu`s Profile

CountryKorea, Republic Of
UsernameJakkdu
Score35504
Global Rank663
Country Rank68
Register DateJun 02, 2011 - 03:19:41
Last ActivityJun 18, 2015 - 11:02:44
Profile Views26334
Site Score Username Progress Last Update
Webhacking.kr17534Jakkdu98.02%Sep 26, 2013 - 03:51:17
Reversing.Kr6720wuninsu83.22%Oct 29, 2013 - 09:31:38
WeChall11250Jakkdu58.99%Nov 11, 2013 - 07:13:26
Jakkdu`s latest activites
Nov 11, 2013 - 07:13:26Gained 1.22% on WeChall (438 points)
Nov 07, 2013 - 08:33:20Gained 1.22% on WeChall (432 points)
Nov 05, 2013 - 12:25:40Gained 1.63% on WeChall (551 points)
Nov 02, 2013 - 08:14:05Gained 1.02% on WeChall (335 points)
Nov 01, 2013 - 03:33:20Gained 1.42% on WeChall (462 points)
Oct 31, 2013 - 08:57:35Gained 0.41% on WeChall (130 points)
Oct 30, 2013 - 12:12:25Gained 1.22% on WeChall (376 points)
Oct 29, 2013 - 09:31:38Gained 41.94% on Reversing.Kr (16908 points)
Oct 03, 2013 - 08:02:43Gained 0.84% on WeChall (253 points)
Sep 29, 2013 - 12:07:04Gained 1.04% on WeChall (306 points)
Totalscore Graph for JakkduRanking History for Jakkdu
Challenge(s) Overview for Jakkdu
Score Title Author Solvers Age Difficulty Education Fun Solved at Forums
1 Training: Get Sourced by Gizmore 16393 12y 287d 0.46 1.70 2.13 Jun 02, 2011 - 03:42:55 Questions
1 Training: Stegano I by Gizmore 11268 12y 186d 1.09 2.55 2.53 Jun 02, 2011 - 03:43:40 Questions
1 Training: Crypto - Caesar I by Gizmore 10690 10y 52d 1.19 2.45 2.68 Jun 02, 2011 - 05:34:51 Questions
1 Training: WWW-Robots by Gizmore 9435 10y 23d 1.19 3.49 3.37 Jun 02, 2011 - 05:40:11 Questions
1 Training: ASCII by Gizmore 11021 9y 300d 0.55 1.79 1.62 Jun 02, 2011 - 06:14:16 Questions
1 Encodings: URL by Gizmore 9987 9y 300d 0.78 2.00 2.36 Jun 02, 2011 - 05:36:04 Questions
2 Prime Factory by ch0wch0w 6894 12y 287d 1.97 2.77 3.37 Jun 02, 2011 - 03:38:58 Questions
2 Training: Encodings I by Gizmore 4486 12y 214d 3.32 4.29 3.85 Jun 02, 2011 - 06:13:25 Questions
2 Training: Programming 1 by Gizmore 4477 12y 186d 2.86 4.57 4.75 Jun 02, 2011 - 06:47:09 Questions
2 Training: Regex by Gizmore 2659 10y 132d 4.19 6.14 5.16 Aug 04, 2011 - 16:32:30 Questions
2 Training: PHP LFI by Gizmore 4368 10y 103d 2.88 5.12 4.86 Jun 08, 2011 - 04:31:44 Questions
2 PHP 0817 by Gizmore 5422 10y 68d 1.58 3.76 3.44 Jun 08, 2011 - 11:20:29 Questions
2 Training: Crypto - Transposition I by Gizmore 3436 10y 52d 2.39 3.28 4.09 Jun 02, 2011 - 07:06:13 Questions
2 Training: Crypto - Substitution I by Gizmore 2801 10y 52d 3.01 3.56 4.30 Jun 03, 2011 - 07:32:13 Questions
2 Training: Crypto - Caesar II by Gizmore 2257 10y 52d 2.94 3.60 4.63 Jun 08, 2011 - 11:31:18 Questions
2 Training: Crypto - Digraphs by Gizmore 1072 10y 52d 4.15 4.23 5.04 Jun 08, 2011 - 16:20:06 Questions
2 Training: MySQL I by Gizmore 5201 10y 52d 2.15 4.12 4.33 Jun 08, 2011 - 16:22:53 Questions
2 Training: MySQL II by Gizmore 2639 10y 52d 4.81 5.93 5.98 Jun 08, 2011 - 17:01:49 Questions
2 Training: WWW-Basics by Gizmore 1548 10y 50d 2.24 4.27 3.81 Jun 08, 2011 - 17:18:13 Questions
2 Training: Register Globals by Gizmore 2682 10y 42d 2.59 4.55 4.65 Jun 09, 2011 - 09:09:33 Questions
2 Training: Math Pyramid by Gizmore 1673 10y 42d 4.16 4.12 5.32 Jun 09, 2011 - 09:23:18 Questions
2 Training: Baconian by Gizmore 1475 10y 35d 3.16 4.41 4.58 Jun 09, 2011 - 09:42:17 Questions
2 Training: LSB by Gizmore 1846 10y 23d 3.49 5.52 5.36 Jun 09, 2011 - 10:19:35 Questions
2 Training: GPG by Gizmore 951 10y 10d 2.96 6.15 4.56 Aug 12, 2011 - 17:03:40 Questions
2 Limited Access by wannabe7331 2264 9y 353d 2.70 4.62 4.29 Jun 09, 2011 - 10:30:00 Questions
2 Limited Access Too by wannabe7331 and lordOric 1615 9y 350d 3.00 4.84 4.57 Jun 09, 2011 - 10:31:06 Questions
2 Shadowlamb - Chapter I by Gizmore 335 9y 171d 2.80 2.54 7.05 Sep 26, 2013 - 09:51:31 Questions
2 Training: Warchall - The Beginning by WarChallStaff 1742 9y 25d 2.48 4.67 7.40 Sep 10, 2013 - 06:57:21 Questions
2 Repeating History by space and Gizmore 564 8y 310d 3.51 3.40 4.55 Oct 30, 2013 - 00:40:46 Questions
2 PHP My Admin by Gizmore 547 8y 305d 3.38 2.85 3.03 Questions
2 Training: Caterpillar by Gizmore 298 8y 291d 4.29 3.51 3.37 Sep 28, 2013 - 03:35:00 Questions
2 AUTH me by Gizmore 439 7y 181d 3.50 5.28 4.72 Oct 31, 2013 - 08:57:33 Questions
2 Interesting by Gizmore 207 6y 274d 3.60 4.48 6.52 Questions
2 Wanda by Gizmore 46 4y 90d 4.27 3.87 5.53 Questions
2 Railsbin by Gizmore 79 3y 38d 2.68 3.37 4.89 Questions
2 Factor 2 by Gizmore 72 1y 76d 2.40 3.47 6.60 Questions
3 Connect the Dots by galen 876 12y 287d 3.41 3.92 5.38 Jun 09, 2011 - 10:43:13 Questions
3 hi by Gizmore 1862 12y 287d 2.42 3.34 3.53 Jun 09, 2011 - 10:49:09 Questions
3 Stegano Woman by Z 417 12y 261d 3.82 4.11 5.39 Jun 10, 2011 - 16:46:38 Questions
3 Flow Over Astronomy by anto 354 12y 186d 4.39 5.32 5.37 Aug 10, 2011 - 05:19:24 Questions
3 Towers of Hanoi by Z 216 12y 186d 4.68 5.43 6.89 Jun 09, 2011 - 14:42:24 Questions
3 Enlightment by anto 1057 12y 69d 5.05 4.72 6.09 Aug 13, 2011 - 18:45:16 Questions
3 Simply Red by anto 282 12y 69d 5.16 5.38 6.53 Aug 03, 2011 - 09:56:09 Questions
3 htmlspecialchars by Gizmore and Kender 1004 11y 301d 3.46 4.94 4.04 Aug 08, 2011 - 15:56:44 Questions
3 Impossible n'est pas français by CommComm 401 11y 292d 2.88 3.63 6.07 Aug 11, 2011 - 10:23:03 Questions
3 PHP 0815 by Gizmore 999 11y 234d 4.00 5.37 5.21 Sep 11, 2013 - 08:00:38 Questions
3 Guesswork by Gizmore 1521 11y 234d 3.52 2.29 3.60 Aug 04, 2011 - 16:31:14 Questions
3 No Escape by Gizmore 2287 10y 144d 4.04 5.51 5.47 Jun 17, 2011 - 08:54:00 Questions
3 Training: Crypto - Substitution II by Gizmore 463 10y 52d 3.61 3.80 5.24 Jun 09, 2011 - 15:34:47 Questions
3 Training: WWW-Rewrites by Gizmore 405 10y 50d 3.34 5.18 5.45 Jun 09, 2011 - 15:44:20 Questions
3 Stegano Attachment by Gizmore 1766 10y 10d 2.46 3.96 4.48 Jun 09, 2011 - 15:49:26 Questions
3 Zebra by hirsch 1360 9y 358d 2.23 2.94 4.98 Aug 04, 2011 - 16:41:43 Questions
3 Pimitive Encryption by Gizmore 359 9y 263d 3.42 4.87 6.87 Jun 09, 2011 - 16:31:02 Questions
3 Vermeer by XcrAckX 212 9y 177d 3.95 4.08 5.77 Questions
3 Stop us by noother and Gizmore 292 9y 145d 4.56 5.89 6.28 Sep 26, 2013 - 08:48:35 Questions
3 PHP 0818 by noother 1002 9y 130d 3.15 4.76 4.90 Sep 16, 2013 - 08:47:09 Questions
3 Are you serial by Gizmore 574 9y 101d 3.35 5.60 5.58 Sep 10, 2013 - 03:57:09 Questions
3 Shadowlamb - Chapter II by Gizmore 87 9y 35d 4.45 4.00 7.73 Questions
3 SSH... Z is sleeping by Z 147 8y 332d 5.26 7.89 7.59 Oct 31, 2013 - 08:23:21 Questions
3 eXtract Me by oleg 130 8y 286d 5.46 6.07 6.75 Oct 31, 2013 - 05:37:01 Questions
3 PHP 0819 by space 667 8y 274d 4.48 5.98 6.02 Sep 16, 2013 - 09:11:47 Questions
3 Illuminati by Gizmore 71 7y 98d 3.79 5.64 5.86 Questions
3 Britcoin by Gizmore 28 2y 306d 2.77 4.85 6.31 Questions
3 Rubik's Cube by space 21 2y 93d 4.89 4.11 6.22 Questions
4 bill for Bill by Z 486 12y 236d 4.66 6.01 8.55 Aug 11, 2011 - 06:43:33 Questions
4 Trivia by Z and Gizmore 746 12y 197d 5.26 6.32 7.20 Jun 10, 2011 - 17:20:29 Questions
4 PHP 0816 by Gizmore 710 11y 216d 3.91 5.72 5.34 Jun 11, 2011 - 07:12:27 Questions
4 Quangcurrency by quangntenemy and Gizmore 265 11y 143d 3.72 5.92 6.67 Aug 21, 2011 - 10:26:23 Questions
4 Addslashes by Gizmore 786 11y 142d 5.41 7.22 6.55 Jun 20, 2011 - 09:56:20 Questions
4 Yourself PHP by Gizmore and Kender 646 10y 144d 4.51 6.75 5.97 Sep 26, 2013 - 04:00:02 Questions
4 The Guestbook by Gizmore 711 10y 144d 4.89 6.49 7.07 Aug 11, 2011 - 16:17:08 Questions
4 Crappyshare by Gizmore 532 10y 144d 3.91 5.59 6.20 Sep 24, 2013 - 08:19:38 Questions
4 Paranoid by Gizmore 147 10y 144d 3.16 1.78 5.00 Questions
4 MD5.SALT by Gizmore 567 10y 68d 5.12 6.33 6.95 Jun 03, 2011 - 07:28:31 Questions
4 Training: Bacon Returns by Gizmore 189 10y 21d 4.33 3.28 3.39 Questions
4 Tracks by Gizmore 832 9y 151d 2.60 3.20 3.43 Sep 24, 2013 - 08:22:52 Questions
4 Training: RegexMini by ludde 600 9y 117d 4.39 6.08 5.43 Sep 10, 2013 - 03:39:14 Questions
4 Identity by Gizmore 117 9y 35d 5.07 5.70 8.27 Questions
4 Shadowlamb - Chapter III by Gizmore 43 9y 10d 3.82 1.36 8.36 Questions
4 Burning Fox by Gizmore 141 8y 328d 5.00 6.75 8.33 Oct 03, 2013 - 08:02:42 Questions
4 Choose your Path by Mart and Gizmore 519 8y 302d 4.26 5.70 6.70 Sep 10, 2013 - 07:09:07 Questions
4 Choose your Path II by Mart and Gizmore 309 8y 300d 4.24 5.48 6.80 Sep 10, 2013 - 07:59:26 Questions
4 Chessy Hawks by Jinx 46 8y 288d 5.43 2.71 4.43 Questions
4 Py-Tong by space 397 8y 280d 4.30 6.27 6.63 Sep 12, 2013 - 13:11:44 Questions
4 Warchall: Live LFI by Gizmore 532 8y 229d 3.76 4.66 6.08 Sep 26, 2013 - 09:18:18 Questions
4 Warchall: Live RFI by Gizmore 471 8y 229d 3.51 4.92 6.31 Sep 26, 2013 - 10:03:08 Questions
4 HOST me by space 378 7y 182d 5.38 7.28 6.86 Questions
4 Warchall: Live RCE by phiber and nurfed 238 7y 22d 5.86 7.33 7.29 Questions
4 Training: Net Ports by Gizmore 414 6y 231d 3.12 4.83 4.67 Questions
4 Training: Time is of the Essence by Gizmore 17 95d 16h 4.75 6.12 8.12 Questions
5 Can you read me by Gizmore 452 12y 287d 3.82 5.82 5.65 Aug 10, 2011 - 03:56:31 Questions
5 Lettergrid by Gizmore 153 12y 287d 4.76 4.59 5.24 Aug 13, 2011 - 20:52:13 Questions
5 The Nap by Z 52 12y 287d 5.72 8.00 7.89 Nov 02, 2013 - 08:14:03 Questions
5 Sudoku I by Gizmore 141 12y 236d 7.49 7.63 8.00 Oct 30, 2013 - 08:32:10 Questions
5 DropDaBass by anto 29 12y 186d 6.50 5.25 5.75 Questions
5 Sidology by Gizmore 315 12y 186d 4.16 4.47 7.40 Sep 27, 2013 - 09:41:12 Questions
5 Out of the Cloud by anto 40 12y 178d 5.86 4.43 6.36 Questions
5 A Black Hats Tale by Z 206 12y 141d 5.95 7.74 8.00 Aug 11, 2011 - 13:13:30 Questions
5 Fix Us by Z and Gizmore 85 11y 299d 5.77 7.27 6.73 Questions
5 Table Names by Gizmore 694 10y 144d 4.83 6.09 6.42 Jun 03, 2011 - 07:12:48 Questions
5 The Last Hope by bsdhell 110 10y 132d 7.22 7.17 8.33 Sep 29, 2013 - 12:07:01 Questions
5 WC Hashing Game by Gizmore 200 10y 47d 4.22 5.16 6.03 Aug 13, 2011 - 16:05:23 Questions
5 The Travelling Customer by Gizmore 93 9y 358d 5.70 6.96 7.57 Questions
5 Preg Evasion by noother 126 9y 264d 6.96 9.12 8.52 Sep 25, 2013 - 12:39:07 Questions
5 Blinded by the light by Gizmore 354 9y 206d 6.04 7.42 7.66 Aug 13, 2011 - 05:11:08 Questions
5 Smile by livinskull and Gizmore 76 9y 177d 5.84 6.79 7.74 Sep 26, 2013 - 02:17:15 Questions
5 Inka by Gizmore 28 8y 324d 5.90 6.90 7.90 Questions
5 Shadowlamb - Chapter IV by Gizmore 28 8y 153d 4.33 2.89 5.44 Questions
5 Time to Reset by Gizmore 99 8y 111d 5.58 7.21 7.38 Sep 26, 2013 - 03:48:35 Questions
5 Brainfucked by Gizmore 209 7y 98d 4.13 5.30 6.00 Questions
5 QMine by quangntenemy 19 7y 98d 6.50 5.50 6.33 Questions
5 Zen by Gizmore 26 4y 38d 4.80 4.10 6.30 Questions
5 2020 Christmas Special by quangntenemy and Gizmore 6 26d 21h 3.50 4.50 9.00 Questions
6 Morsed by Gizmore 69 12y 287d 6.31 6.88 6.94 Nov 05, 2013 - 02:39:58 Questions
6 Count, don't wonder by galen 32 12y 287d 5.89 5.44 7.33 Questions
6 Letterworm by Gizmore 94 12y 286d 5.00 5.53 6.88 Aug 16, 2011 - 19:48:04 Questions
6 Anderson Application Auditing by Z 185 12y 261d 6.36 8.85 9.18 Sep 28, 2013 - 11:49:41 Questions
6 The Cookie is a lie by Z 66 12y 120d 3.79 5.42 6.95 Nov 11, 2013 - 07:13:24 Questions
6 Malware by Z 198 11y 364d 4.07 5.52 6.74 Oct 31, 2013 - 08:52:51 Questions
6 Z - Reloaded by Z and Gizmore 133 11y 138d 5.79 7.61 8.15 Aug 21, 2011 - 16:03:18 Questions
6 Credit Card Challenge Pwned! by Z 59 11y 138d 5.68 7.09 8.59 Questions
6 GizCrypt by Gizmore 149 10y 132d 5.00 5.69 7.52 Jun 02, 2011 - 18:19:13 Questions
6 B.AiM by BAIM and Gizmore 20 9y 358d 5.86 7.00 7.43 Questions
6 Fremes by Gizmore 23 9y 177d 5.73 5.55 8.27 Questions
6 Babbage and Coldplay by ludde 42 9y 114d 6.00 5.91 7.27 Questions
6 Blinded by the lighter by kwisatz 183 9y 61d 7.58 8.58 8.67 Oct 03, 2013 - 07:52:49 Questions
6 Warchall: Tryouts by matrixman 106 8y 255d 8.00 8.94 9.00 Nov 07, 2013 - 06:45:53 Questions
6 Are you blind? by Mawekl 111 8y 160d 6.83 7.89 8.61 Oct 30, 2013 - 12:12:23 Questions
6 Light in the Darkness by Mawekl 132 8y 160d 7.24 8.71 7.41 Nov 07, 2013 - 08:33:18 Questions
6 Three Times Sad by dloser 8 7y 13d 8.20 8.20 8.40 Questions
6 Table Names II by nurfed 304 6y 340d 5.55 8.10 7.72 Questions
6 Experience by Gizmore 16 6y 246d 6.43 6.14 6.43 Questions
6 Disclosures by Gizmore and dloser 18 6y 203d 7.00 6.75 7.62 Questions
6 Nippon by Gizmore and lazer 6 4y 199d 8.00 7.00 9.67 Questions
7 Save the World by Z 201 12y 287d 6.52 7.94 7.87 Jun 02, 2011 - 08:36:53 Questions
7 Screwed Signup by Gizmore 236 11y 299d 5.91 7.53 7.53 Aug 03, 2011 - 14:55:18 Questions
7 Order By Query by Gizmore 479 11y 138d 6.38 7.51 7.29 Aug 03, 2011 - 15:33:35 Questions
7 Snake by Gizmore and lazer 46 10y 144d 5.64 6.14 8.71 Nov 07, 2013 - 06:10:18 Questions
7 Speed Your Way To VICtory by Jander 19 9y 249d 8.67 8.56 8.56 Questions
7 Training: Warchall - 7 Tropical Fruits by tropic 158 9y 25d 6.33 7.89 8.00 Sep 28, 2013 - 04:16:27 Questions
7 What is your Name? by Mawekl 36 8y 160d 7.33 8.33 7.78 Nov 01, 2013 - 03:33:19 Questions
7 Time to Reset II by Gizmore and noother 23 8y 107d 8.45 9.82 9.82 Questions
7 Stalking by Gizmore 10 7y 182d 6.50 5.25 10.00 Questions
7 Warchall: Nurxxed by nurfed 19 7y 5h 8.50 10.00 9.00 Questions
7 Old Years Eve 2020 by Gizmore 6 19d 9h 6.00 4.00 5.00 Questions
7 Memorized by Gizmore 5 2d 12h 4.00 6.00 7.50 Questions
8 Agent Larry by Z 46 12y 287d 6.77 8.08 8.54 Nov 05, 2013 - 12:25:36 Questions
8 Crackcha by Gizmore 37 10y 23d 8.18 9.59 9.35 Questions
8 2013 New Years Special by quangntenemy 13 6y 218d 8.00 8.29 7.86 Questions
9 The BrownOS by dloser 3 6y 239d 10.00 6.00 10.00 Questions