All users which reached 100% on a site once.
| Username | Site | First Track | Master since | Track-Time | From | Percent | |
|---|---|---|---|---|---|---|---|
 | Hertz | ThisisLegal.com | Feb 14, 2009 - 19:14:03 | Feb 17, 2009 - 19:53:37 | 3d 39m | 11,43% | 98,68% |
| Hertz | CSTutoringCenter | Dec 02, 2009 - 06:36:12 | Feb 16, 2010 - 19:04:01 | 76d 12h | 2,91% | 75,61% |
 | Hide | wargame.kr | Aug 05, 2014 - 13:35:10 | Jan 19, 2015 - 07:02:25 | 166d 17h | 50,45% | 59,82% |
 | hidejc | Webhacking.kr | Dec 14, 2014 - 15:51:34 | Sep 16, 2015 - 09:32:24 | 275d 17h | 55,52% | 43,37% |
 | HiPhiSch | ThisisLegal.com | Dec 15, 2010 - 08:49:44 | Mar 07, 2012 - 12:04:55 | 1y 83d | 5,00% | 98,68% |
| hkkiw0823 | Webhacking.kr | Aug 15, 2011 - 13:13:52 | Sep 26, 2011 - 04:15:55 | 41d 15h | 99,09% | 43,37% |
| Holographic | ThisisLegal.com | Oct 07, 2011 - 16:35:48 | Oct 24, 2012 - 23:35:49 | 1y 18d | 3,66% | 98,68% |
| humit | Webhacking.kr | Aug 13, 2015 - 04:44:52 | Jun 12, 2016 - 11:58:28 | 304d 7h | 96,83% | 42,98% |
| humit | wargame.kr | Aug 13, 2015 - 04:44:31 | Jul 02, 2016 - 09:23:23 | 324d 4h | 38,77% | 79,01% |
 | ilias | Aspect v2 | Apr 16, 2008 - 14:06:41 | Apr 16, 2008 - 14:06:41 | 0s | 100,00% | 0,00% |
| inhyung89 | Webhacking.kr | Sep 30, 2015 - 16:12:56 | Sep 30, 2015 - 16:12:56 | 0s | 100,00% | 43,37% |
| inselaffe03 | Yoire | Jun 19, 2026 - 08:58:54 | Jun 20, 2026 - 16:54:33 | 1d 7h | 0,00% | 99,89% |
 | IPYouFy | Aspect v2 | May 10, 2008 - 20:02:52 | May 10, 2008 - 20:02:52 | 0s | 100,00% | 0,00% |
| IPYouFy | WeChall | May 08, 2008 - 14:07:25 | May 13, 2008 - 19:39:54 | 5d 5h | 1,49% | 33,33% |
| IPYouFy | ThisisLegal.com | Apr 13, 2011 - 21:51:36 | Apr 16, 2011 - 13:25:14 | 2d 15h | 0,00% | 98,68% |
| Jakkdu | Webhacking.kr | Jun 16, 2011 - 09:08:58 | Jun 16, 2011 - 09:08:58 | 0s | 100,00% | 43,37% |
| Jeong | Webhacking.kr | Nov 01, 2014 - 17:09:40 | Feb 07, 2021 - 15:28:46 | 6y 99d | 86,40% | 45,15% |
| jeong0su | Webhacking.kr | Mar 14, 2016 - 05:18:46 | Mar 14, 2016 - 05:18:46 | 0s | 100,00% | 60,81% |
| jeong0su | SolveMe | Nov 01, 2016 - 03:21:20 | Jan 12, 2017 - 07:02:23 | 72d 3h | 64,80% | 0,00% |
| jeong0su | wargame.kr | Mar 14, 2016 - 05:19:31 | May 09, 2016 - 04:28:53 | 55d 23h | 22,90% | 83,61% |
| jinmo123 | Webhacking.kr | Jun 16, 2011 - 08:36:35 | Dec 21, 2013 - 07:27:45 | 2y 188d | 37,54% | 44,39% |
| jinmo123 | wargame.kr | Oct 20, 2013 - 07:07:17 | Dec 30, 2013 - 08:12:35 | 71d 1h | 23,28% | 61,00% |
| Jinx | listbrain.tk | Jan 24, 2010 - 18:14:00 | Jan 25, 2010 - 20:13:21 | 1d 1h | 92,31% | 93,94% |
| Jinx | CSTutoringCenter | Dec 24, 2009 - 01:12:17 | Feb 13, 2010 - 17:48:27 | 51d 16h | 4,67% | 85,02% |
| jjk | +Ma's Reversing | Aug 10, 2009 - 17:57:23 | Jul 18, 2011 - 10:33:59 | 1y 341d | 64,29% | 0,00% |
| jjk | thebackupbox | Aug 10, 2009 - 20:09:57 | Oct 21, 2011 - 00:20:45 | 2y 71d | 40,00% | 62,96% |
| jnvb | wargame.kr | Mar 07, 2012 - 02:49:21 | Aug 07, 2012 - 15:12:07 | 153d 12h | 42,45% | 38,65% |
| jrich | Webhacking.kr | Jul 27, 2016 - 17:43:41 | Jul 27, 2016 - 17:43:41 | 0s | 100,00% | 41,96% |
 | juanescobar | Yoire | Dec 20, 2012 - 16:49:50 | Jan 31, 2013 - 09:19:25 | 41d 16h | 44,40% | 67,56% |
 | jusb3 | Webhacking.kr | Apr 17, 2017 - 20:06:39 | Feb 07, 2021 - 14:05:11 | 3y 296d | 6,34% | 45,15% |
| KaiEn | Webhacking.kr | Oct 25, 2013 - 14:35:33 | Oct 25, 2013 - 22:23:19 | 7h 47m | 98,27% | 43,37% |
 | Kender | Hispabyte | Feb 10, 2009 - 21:41:21 | Feb 10, 2009 - 21:41:21 | 0s | 100,00% | 76,92% |
| Kender | ThisisLegal.com | Jan 26, 2009 - 21:16:19 | Feb 08, 2009 - 19:10:18 | 12d 21h | 57,14% | 98,75% |
 | kevinator | thebackupbox | Jul 04, 2009 - 23:29:47 | Jul 08, 2009 - 00:03:34 | 3d 33m | 13,33% | 75,00% |
 | kijibwa | ThisisLegal.com | Apr 03, 2010 - 21:31:55 | Sep 12, 2011 - 20:12:04 | 1y 161d | 83,54% | 98,68% |
| Kikiwa | Aspect v2 | Jun 07, 2008 - 15:28:47 | Jun 07, 2008 - 15:28:47 | 0s | 100,00% | 0,00% |
| KimTruth | wargame.kr | Sep 21, 2014 - 08:09:06 | Feb 13, 2015 - 06:36:14 | 144d 22h | 16,25% | 55,04% |
| ksg97031 | Webhacking.kr | Jul 15, 2015 - 11:50:22 | Jul 15, 2015 - 11:50:22 | 0s | 100,00% | 45,15% |
| ksg97031 | wargame.kr | Jul 15, 2015 - 11:49:07 | Jul 15, 2015 - 11:49:07 | 0s | 100,00% | 55,78% |
 | ksydfius | ThisisLegal.com | Nov 24, 2013 - 03:46:34 | Nov 24, 2013 - 19:38:31 | 15h 51m | 91,46% | 98,68% |
 | kumaus | Mathchall | Jan 01, 2014 - 14:43:08 | Jan 04, 2014 - 15:53:55 | 3d 1h | 7,55% | 42,78% |
| kuroneko | Webhacking.kr | Sep 05, 2015 - 18:56:41 | Jun 26, 2020 - 07:26:46 | 4y 295d | 95,10% | 45,15% |
| kuroneko | wargame.kr | Nov 28, 2014 - 02:37:45 | Sep 12, 2016 - 21:11:37 | 1y 289d | 70,11% | 88,78% |
| kwisatz | ThisisLegal.com | Dec 21, 2011 - 00:08:31 | Apr 09, 2012 - 22:06:02 | 110d 21h | 95,12% | 98,68% |
| kwisatz | Yoire | Jul 08, 2012 - 22:39:13 | Jul 12, 2012 - 12:04:08 | 3d 13h | 0,00% | 90,00% |
| leopardan | Webhacking.kr | Sep 15, 2013 - 13:56:32 | Sep 15, 2013 - 13:56:32 | 0s | 100,00% | 44,13% |
 | lesnik7 | PyDéfis | Oct 18, 2020 - 16:56:31 | Apr 10, 2021 - 08:16:49 | 173d 15h | 0,00% | 99,75% |
| lordOric | Hispabyte | Jan 14, 2009 - 09:54:13 | Aug 29, 2010 - 19:00:18 | 1y 227d | 62,50% | 0,00% |
| lordOric | thebackupbox | Mar 07, 2009 - 15:18:39 | Mar 22, 2009 - 16:22:15 | 15d 1h | 46,15% | 85,00% |
 | love0day | ThisisLegal.com | Apr 25, 2014 - 08:21:37 | Jan 02, 2017 - 11:47:40 | 2y 253d | 86,59% | 98,68% |