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Jakkdu`s Profile

CountryKorea, Republic Of
UsernameJakkdu
Score21951
Global Rank1093
Country Rank84
Register DateJun 02, 2011 - 03:19:41
Last ActivityJun 18, 2015 - 11:02:44
Profile Views29768
Site Score Username Progress Last Update
Reversing.Kr6677wuninsu83.22%Oct 29, 2013 - 09:31:38
WeChall10839Jakkdu55.80%Nov 11, 2013 - 07:13:26
Webhacking.kr4435Jakkdu39.35%Apr 16, 2021 - 20:45:42
Jakkdu`s latest activites
Apr 16, 2021 - 20:45:42Lost -399.23% on Webhacking.kr (-101882 points)
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)
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 18520 14y 243d 0.48 1.72 2.16 Jun 02, 2011 - 03:42:55 Questions
1 Training: Stegano I by Gizmore 12765 14y 142d 1.09 2.56 2.60 Jun 02, 2011 - 03:43:40 Questions
1 Training: Crypto - Caesar I by Gizmore 12096 12y 8d 1.21 2.48 2.72 Jun 02, 2011 - 05:34:51 Questions
1 Training: WWW-Robots by Gizmore 10623 11y 344d 1.22 3.52 3.41 Jun 02, 2011 - 05:40:11 Questions
1 Training: ASCII by Gizmore 12379 11y 256d 0.55 1.82 1.65 Jun 02, 2011 - 06:14:16 Questions
1 Encodings: URL by Gizmore 11166 11y 256d 0.81 2.07 2.40 Jun 02, 2011 - 05:36:04 Questions
1 2021 Christmas Hippety by gizmore 32 363d 23h 2.83 2.83 6.83 Questions
1 Training: No DNS by gizmore 91 225d 10h 1.36 3.43 6.29 Questions
2 Prime Factory by ch0wch0w 7587 14y 243d 1.98 2.80 3.36 Jun 02, 2011 - 03:38:58 Questions
2 Training: Encodings I by Gizmore 5065 14y 170d 3.34 4.32 3.93 Jun 02, 2011 - 06:13:25 Questions
2 Training: Programming 1 by Gizmore 4925 14y 142d 2.89 4.61 4.80 Jun 02, 2011 - 06:47:09 Questions
2 Training: Regex by Gizmore 3010 12y 88d 4.16 6.11 5.08 Aug 04, 2011 - 16:32:30 Questions
2 Training: PHP LFI by Gizmore 4831 12y 59d 2.89 5.21 4.92 Jun 08, 2011 - 04:31:44 Questions
2 PHP 0817 by Gizmore 5963 12y 24d 1.62 3.80 3.48 Jun 08, 2011 - 11:20:29 Questions
2 Training: Crypto - Transposition I by Gizmore 3828 12y 8d 2.42 3.30 4.07 Jun 02, 2011 - 07:06:13 Questions
2 Training: Crypto - Substitution I by Gizmore 3110 12y 8d 3.07 3.60 4.35 Jun 03, 2011 - 07:32:13 Questions
2 Training: Crypto - Caesar II by Gizmore 2517 12y 8d 2.97 3.67 4.67 Jun 08, 2011 - 11:31:18 Questions
2 Training: Crypto - Digraphs by Gizmore 1206 12y 8d 4.27 4.44 5.27 Jun 08, 2011 - 16:20:06 Questions
2 Training: MySQL I by Gizmore 5737 12y 8d 2.13 4.17 4.30 Jun 08, 2011 - 16:22:53 Questions
2 Training: MySQL II by Gizmore 2937 12y 8d 4.82 5.97 5.99 Jun 08, 2011 - 17:01:49 Questions
2 Training: WWW-Basics by Gizmore 1632 12y 6d 2.19 4.20 3.78 Jun 08, 2011 - 17:18:13 Questions
2 Training: Register Globals by Gizmore 2939 11y 363d 2.56 4.55 4.62 Jun 09, 2011 - 09:09:33 Questions
2 Training: Math Pyramid by Gizmore 1822 11y 363d 4.10 4.14 5.32 Jun 09, 2011 - 09:23:18 Questions
2 Training: Baconian by Gizmore 1658 11y 356d 3.17 4.45 4.64 Jun 09, 2011 - 09:42:17 Questions
2 Training: LSB by Gizmore 2010 11y 344d 3.43 5.46 5.32 Jun 09, 2011 - 10:19:35 Questions
2 Training: GPG by Gizmore 1029 11y 331d 2.86 6.16 4.69 Aug 12, 2011 - 17:03:40 Questions
2 Limited Access by wannabe7331 2453 11y 309d 2.68 4.62 4.29 Jun 09, 2011 - 10:30:00 Questions
2 Limited Access Too by wannabe7331 and lordOric 1754 11y 306d 3.00 4.84 4.58 Jun 09, 2011 - 10:31:06 Questions
2 Shadowlamb - Chapter I by Gizmore 366 11y 127d 2.75 2.59 7.03 Sep 26, 2013 - 09:51:31 Questions
2 Training: Warchall - The Beginning by WarChallStaff 1912 10y 346d 2.50 4.72 7.33 Sep 10, 2013 - 06:57:21 Questions
2 Repeating History by space and Gizmore 638 10y 266d 3.73 3.61 4.63 Oct 30, 2013 - 00:40:46 Questions
2 PHP My Admin by Gizmore 656 10y 261d 3.53 2.95 3.05 Questions
2 Training: Caterpillar by Gizmore 377 10y 247d 4.63 3.73 3.49 Sep 28, 2013 - 03:35:00 Questions
2 AUTH me by Gizmore 525 9y 137d 3.51 5.19 4.67 Oct 31, 2013 - 08:57:33 Questions
2 Interesting by Gizmore 228 8y 230d 3.34 4.31 6.48 Questions
2 Wanda by Gizmore 64 6y 46d 4.61 4.28 5.94 Questions
2 Railsbin by Gizmore 102 4y 359d 2.67 3.48 4.95 Questions
2 Factor 2 by Gizmore 137 3y 32d 2.47 3.58 6.84 Questions
2 2021 Christmas Tweet by gizmore 9 1y 4h 3.86 4.29 6.14 Questions
2 2021 Christmas Gifts by gizmore 18 360d 18h 3.20 5.60 6.60 Questions
2 2021 Christmas Grampa by gizmore 96 347d 1h 0.67 1.06 2.06 Questions
2 LoFi by gizmore 12 217d 1h 2.67 0.67 2.33 Questions
2 IRC: Duckhunt by gizmore 16 198d 12h 2.00 2.00 9.00 Questions
2 Training: Checksums by gizmore 19 108d 5h 1.71 1.00 3.43 Questions
3 Connect the Dots by galen 945 14y 243d 3.34 3.99 5.38 Jun 09, 2011 - 10:43:13 Questions
3 hi by Gizmore 1996 14y 243d 2.40 3.31 3.51 Jun 09, 2011 - 10:49:09 Questions
3 Stegano Woman by Z 469 14y 217d 3.78 4.00 5.27 Jun 10, 2011 - 16:46:38 Questions
3 Flow Over Astronomy by anto 380 14y 142d 4.34 5.29 5.46 Aug 10, 2011 - 05:19:24 Questions
3 Towers of Hanoi by Z 226 14y 142d 4.62 5.34 6.83 Jun 09, 2011 - 14:42:24 Questions
3 Enlightment by anto 1106 14y 25d 5.04 4.73 6.08 Aug 13, 2011 - 18:45:16 Questions
3 Simply Red by anto 327 14y 25d 5.20 5.49 6.49 Aug 03, 2011 - 09:56:09 Questions
3 htmlspecialchars by Gizmore and Kender 1081 13y 257d 3.43 4.88 4.02 Aug 08, 2011 - 15:56:44 Questions
3 Impossible n'est pas français by CommComm 436 13y 248d 2.89 3.73 6.04 Aug 11, 2011 - 10:23:03 Questions
3 PHP 0815 by Gizmore 1069 13y 190d 4.07 5.41 5.21 Sep 11, 2013 - 08:00:38 Questions
3 Guesswork by Gizmore 1601 13y 190d 3.51 2.29 3.63 Aug 04, 2011 - 16:31:14 Questions
3 No Escape by Gizmore 2413 12y 100d 4.05 5.46 5.49 Jun 17, 2011 - 08:54:00 Questions
3 Training: Crypto - Substitution II by Gizmore 508 12y 8d 3.64 3.89 5.36 Jun 09, 2011 - 15:34:47 Questions
3 Training: WWW-Rewrites by Gizmore 428 12y 6d 3.33 5.15 5.41 Jun 09, 2011 - 15:44:20 Questions
3 Stegano Attachment by Gizmore 1910 11y 331d 2.55 3.98 4.50 Jun 09, 2011 - 15:49:26 Questions
3 Zebra by hirsch 1569 11y 314d 2.23 2.89 4.94 Aug 04, 2011 - 16:41:43 Questions
3 Pimitive Encryption by Gizmore 380 11y 219d 3.36 4.73 6.82 Jun 09, 2011 - 16:31:02 Questions
3 Vermeer by XcrAckX 225 11y 133d 3.93 4.07 5.81 Questions
3 Stop us by noother and Gizmore 311 11y 101d 4.58 5.87 6.29 Sep 26, 2013 - 08:48:35 Questions
3 PHP 0818 by noother 1088 11y 86d 3.18 4.81 4.96 Sep 16, 2013 - 08:47:09 Questions
3 Are you serial by Gizmore 606 11y 57d 3.35 5.58 5.61 Sep 10, 2013 - 03:57:09 Questions
3 Shadowlamb - Chapter II by Gizmore 91 10y 356d 4.39 4.04 7.74 Questions
3 SSH... Z is sleeping by Z 154 10y 287d 5.26 7.89 7.59 Oct 31, 2013 - 08:23:21 Questions
3 eXtract Me by oleg 148 10y 242d 5.47 6.19 6.91 Oct 31, 2013 - 05:37:01 Questions
3 PHP 0819 by space 705 10y 230d 4.54 6.05 6.06 Sep 16, 2013 - 09:11:47 Questions
3 Illuminati by Gizmore 83 9y 54d 3.69 5.44 5.81 Questions
3 Britcoin by Gizmore 36 4y 262d 2.76 5.12 6.59 Questions
3 Rubik's Cube by space 25 4y 49d 5.09 4.09 6.36 Questions
3 Contribute by Gizmore 10 1y 250d 2.50 2.50 6.00 Questions
3 2021 Christmas Friday by gizmore 32 363d 3h 2.62 3.38 7.88 Questions
4 bill for Bill by Z 499 14y 192d 4.65 6.00 8.58 Aug 11, 2011 - 06:43:33 Questions
4 Trivia by Z and Gizmore 775 14y 153d 5.26 6.35 7.20 Jun 10, 2011 - 17:20:29 Questions
4 PHP 0816 by Gizmore 747 13y 172d 4.02 5.81 5.47 Jun 11, 2011 - 07:12:27 Questions
4 Quangcurrency by quangntenemy and Gizmore 282 13y 99d 3.67 5.90 6.62 Aug 21, 2011 - 10:26:23 Questions
4 Addslashes by Gizmore 844 13y 98d 5.43 7.26 6.60 Jun 20, 2011 - 09:56:20 Questions
4 Yourself PHP by Gizmore and Kender 691 12y 100d 4.56 6.80 5.98 Sep 26, 2013 - 04:00:02 Questions
4 The Guestbook by Gizmore 754 12y 100d 4.95 6.53 7.06 Aug 11, 2011 - 16:17:08 Questions
4 Crappyshare by Gizmore 589 12y 100d 3.76 5.45 6.08 Sep 24, 2013 - 08:19:38 Questions
4 Paranoid by Gizmore 157 12y 100d 3.12 1.85 5.03 Questions
4 MD5.SALT by Gizmore 598 12y 24d 5.06 6.27 6.84 Jun 03, 2011 - 07:28:31 Questions
4 Training: Bacon Returns by Gizmore 210 11y 342d 4.37 3.26 3.42 Questions
4 Tracks by Gizmore 896 11y 107d 2.58 3.20 3.42 Sep 24, 2013 - 08:22:52 Questions
4 Training: RegexMini by ludde 622 11y 73d 4.39 6.08 5.43 Sep 10, 2013 - 03:39:14 Questions
4 Identity by Gizmore 128 10y 356d 5.10 5.71 8.26 Questions
4 Shadowlamb - Chapter III by Gizmore 45 10y 331d 3.82 1.36 8.36 Questions
4 Burning Fox by Gizmore 150 10y 284d 4.88 6.64 8.16 Oct 03, 2013 - 08:02:42 Questions
4 Choose your Path by Mart and Gizmore 553 10y 258d 4.22 5.70 6.68 Sep 10, 2013 - 07:09:07 Questions
4 Choose your Path II by Mart and Gizmore 339 10y 256d 4.27 5.58 6.85 Sep 10, 2013 - 07:59:26 Questions
4 Chessy Hawks by Jinx 54 10y 244d 5.62 3.12 4.50 Questions
4 Py-Tong by space 439 10y 236d 4.32 6.26 6.68 Sep 12, 2013 - 13:11:44 Questions
4 Warchall: Live LFI by Gizmore 559 10y 185d 3.85 4.80 6.12 Sep 26, 2013 - 09:18:18 Questions
4 Warchall: Live RFI by Gizmore 497 10y 185d 3.60 5.05 6.43 Sep 26, 2013 - 10:03:08 Questions
4 HOST me by space 409 9y 138d 5.47 7.31 6.88 Questions
4 Warchall: Live RCE by phiber and nurfed 257 8y 343d 5.91 7.36 7.32 Questions
4 Training: Net Ports by Gizmore 439 8y 187d 3.12 4.83 4.67 Questions
4 Training: Time is of the Essence by Gizmore 32 2y 51d 4.77 6.69 8.38 Questions
4 The Mime Files by Gizmore 42 1y 157d 3.46 4.54 7.92 Questions
4 Fineprint by gizmore 4 108d 5h 3.33 3.00 5.67 Questions
5 Can you read me by Gizmore 482 14y 243d 3.80 5.80 5.69 Aug 10, 2011 - 03:56:31 Questions
5 Lettergrid by Gizmore 160 14y 243d 4.94 4.67 5.39 Aug 13, 2011 - 20:52:13 Questions
5 The Nap by Z 53 14y 243d 5.74 8.00 8.00 Nov 02, 2013 - 08:14:03 Questions
5 Sudoku I by Gizmore 154 14y 192d 7.47 7.50 8.05 Oct 30, 2013 - 08:32:10 Questions
5 DropDaBass by anto 33 14y 142d 6.50 5.00 5.50 Questions
5 Sidology by Gizmore 329 14y 142d 4.13 4.43 7.26 Sep 27, 2013 - 09:41:12 Questions
5 Out of the Cloud by anto 41 14y 134d 5.73 4.33 6.33 Questions
5 A Black Hats Tale by Z 220 14y 97d 5.96 7.69 7.93 Aug 11, 2011 - 13:13:30 Questions
5 Fix Us by Z and Gizmore 86 13y 255d 5.70 7.35 6.83 Questions
5 Table Names by Gizmore 752 12y 100d 4.79 6.12 6.43 Jun 03, 2011 - 07:12:48 Questions
5 The Last Hope by bsdhell 118 12y 88d 7.22 7.17 8.33 Sep 29, 2013 - 12:07:01 Questions
5 WC Hashing Game by Gizmore 214 12y 3d 4.18 5.18 6.13 Aug 13, 2011 - 16:05:23 Questions
5 The Travelling Customer by Gizmore 98 11y 314d 5.71 6.83 7.58 Questions
5 Preg Evasion by noother 143 11y 220d 6.96 9.12 8.52 Sep 25, 2013 - 12:39:07 Questions
5 Blinded by the light by Gizmore 377 11y 162d 6.11 7.47 7.69 Aug 13, 2011 - 05:11:08 Questions
5 Smile by livinskull and Gizmore 80 11y 133d 5.84 6.79 7.74 Sep 26, 2013 - 02:17:15 Questions
5 Inka by Gizmore 32 10y 280d 6.00 6.91 7.82 Questions
5 Shadowlamb - Chapter IV by Gizmore 31 10y 109d 4.50 2.80 5.30 Questions
5 Time to Reset by Gizmore 114 10y 67d 5.52 7.16 7.36 Sep 26, 2013 - 03:48:35 Questions
5 Brainfucked by Gizmore 234 9y 54d 4.21 5.35 6.00 Questions
5 QMine by quangntenemy 19 9y 54d 6.50 5.50 6.33 Questions
5 Zen by Gizmore 30 5y 358d 5.00 4.33 6.75 Questions
5 2020 Christmas Special by quangntenemy and Gizmore 12 1y 347d 4.80 6.00 9.40 Questions
6 Morsed by Gizmore 72 14y 243d 6.31 6.88 6.94 Nov 05, 2013 - 02:39:58 Questions
6 Count, don't wonder by galen 34 14y 243d 5.89 5.44 7.33 Questions
6 Letterworm by Gizmore 98 14y 242d 4.94 5.39 6.94 Aug 16, 2011 - 19:48:04 Questions
6 Anderson Application Auditing by Z 202 14y 217d 6.30 8.77 9.14 Sep 28, 2013 - 11:49:41 Questions
6 The Cookie is a lie by Z 68 14y 76d 3.76 5.38 6.90 Nov 11, 2013 - 07:13:24 Questions
6 Malware by Z 201 13y 320d 4.14 5.55 6.76 Oct 31, 2013 - 08:52:51 Questions
6 Z - Reloaded by Z and Gizmore 135 13y 94d 5.85 7.65 8.18 Aug 21, 2011 - 16:03:18 Questions
6 Credit Card Challenge Pwned! by Z 60 13y 94d 5.65 7.17 8.65 Questions
6 GizCrypt by Gizmore 158 12y 88d 4.94 5.73 7.52 Jun 02, 2011 - 18:19:13 Questions
6 B.AiM by BAIM and Gizmore 20 11y 314d 5.86 7.00 7.43 Questions
6 Fremes by Gizmore 25 11y 133d 5.69 5.31 8.46 Questions
6 Babbage and Coldplay by ludde 44 11y 70d 6.00 6.17 7.42 Questions
6 Blinded by the lighter by kwisatz 195 11y 17d 7.50 8.47 8.65 Oct 03, 2013 - 07:52:49 Questions
6 Warchall: Tryouts by matrixman 119 10y 211d 8.00 8.94 9.00 Nov 07, 2013 - 06:45:53 Questions
6 Are you blind? by Mawekl 120 10y 116d 6.74 7.79 8.63 Oct 30, 2013 - 12:12:23 Questions
6 Light in the Darkness by Mawekl 142 10y 116d 7.33 8.78 7.50 Nov 07, 2013 - 08:33:18 Questions
6 Three Times Sad by dloser 9 8y 334d 8.20 8.20 8.40 Questions
6 Table Names II by nurfed 332 8y 296d 5.69 8.12 7.72 Questions
6 Experience by Gizmore 20 8y 201d 6.44 5.67 6.56 Questions
6 Nippon by Gizmore and lazer 10 6y 155d 8.29 5.00 6.71 Questions
6 Temper by jusb3 4 1y 225d 7.00 8.75 10.00 Questions
7 Save the World by Z 216 14y 243d 6.50 7.94 7.78 Jun 02, 2011 - 08:36:53 Questions
7 Screwed Signup by Gizmore 270 13y 255d 5.81 7.46 7.46 Aug 03, 2011 - 14:55:18 Questions
7 Order By Query by Gizmore 499 13y 94d 6.45 7.51 7.33 Aug 03, 2011 - 15:33:35 Questions
7 Snake by Gizmore and lazer 46 12y 100d 5.64 6.14 8.71 Nov 07, 2013 - 06:10:18 Questions
7 Speed Your Way To VICtory by Jander 20 11y 205d 8.70 8.70 8.70 Questions
7 Training: Warchall - 7 Tropical Fruits by tropic 171 10y 346d 6.52 8.10 8.19 Sep 28, 2013 - 04:16:27 Questions
7 What is your Name? by Mawekl 41 10y 116d 7.18 8.09 7.55 Nov 01, 2013 - 03:33:19 Questions
7 Time to Reset II by Gizmore and noother 24 10y 62d 8.45 9.82 9.82 Questions
7 Stalking by Gizmore 12 9y 138d 6.60 5.20 10.00 Questions
7 Warchall: Nurxxed by nurfed 20 8y 321d 8.71 10.00 9.00 Questions
7 Disclosures by gizmore and dloser 19 8y 159d 7.00 6.75 7.62 Questions
7 Old Years Eve 2020 by Gizmore 11 1y 340d 6.50 5.25 5.75 Questions
7 Memorized by Gizmore 9 1y 323d 5.00 7.25 8.00 Questions
8 Agent Larry by Z 46 14y 243d 6.77 8.08 8.54 Nov 05, 2013 - 12:25:36 Questions
8 Crackcha by Gizmore 40 11y 344d 8.18 9.59 9.35 Questions
8 2013 New Years Special by quangntenemy 15 8y 174d 8.00 8.29 7.86 Questions
9 The BrownOS by dloser 4 8y 194d 10.00 6.67 10.00 Questions