All users which reached 100% on a site once.
| Username | Site | First Track | Master since | Track-Time | From | Percent | |
|---|---|---|---|---|---|---|---|
 | zuzqa | BrainQuest | Nov 15, 2008 - 15:22:18 | Nov 15, 2008 - 15:22:18 | 0s | 100.00% | 99.31% |
 | zoubida | Aspect v2 | May 02, 2008 - 23:46:26 | May 06, 2008 - 12:42:08 | 3d 12h | 50.00% | 0.00% |
 | Zathuros | Right-Answer | Sep 04, 2011 - 23:14:16 | Oct 08, 2011 - 18:45:43 | 33d 19h | 94.06% | 86.72% |
 | zairo | Webhacking.kr | Jul 06, 2015 - 23:39:05 | Aug 14, 2015 - 09:39:19 | 38d 10h | 47.26% | 43.37% |
 | ynori7 | Valhalla | Jan 13, 2012 - 01:38:27 | Jan 13, 2012 - 01:46:29 | 8m 2s | 88.28% | 0.00% |
 | ymvunjq | NewbieContest | Dec 09, 2009 - 23:12:34 | Nov 24, 2010 - 01:29:55 | 349d 2h | 18.58% | 98.92% |
 | yeuchimse | wargame.kr | Oct 10, 2013 - 15:26:54 | Aug 14, 2014 - 11:48:21 | 307d 20h | 60.81% | 49.01% |
| yerrang123 | Webhacking.kr | Sep 08, 2015 - 14:36:39 | Sep 08, 2015 - 14:36:39 | 0s | 100.00% | 44.39% |
| Yeon_ | Webhacking.kr | Nov 14, 2018 - 18:47:43 | Nov 14, 2018 - 18:47:43 | 0s | 100.00% | 45.15% |
 | yachoor | Security Traps | Oct 04, 2010 - 10:43:21 | Oct 06, 2010 - 14:24:25 | 2d 3h | 0.00% | 93.33% |
| yachoor | ThisisLegal.com | Feb 04, 2009 - 21:27:36 | Mar 12, 2011 - 01:31:10 | 2y 35d | 1.43% | 98.68% |
| y0u_bat | Webhacking.kr | Feb 26, 2015 - 16:42:22 | Apr 27, 2017 - 08:18:34 | 2y 60d | 91.64% | 43.37% |
 | xseris | Mathchall | Dec 27, 2013 - 10:10:57 | Jan 05, 2014 - 00:12:15 | 8d 14h | 0.00% | 84.15% |
 | xp45g | ThisisLegal.com | Apr 05, 2013 - 01:31:31 | May 10, 2013 - 01:20:18 | 34d 23h | 43.90% | 98.68% |
| xire | Mathchall | Jan 11, 2014 - 09:52:21 | Jan 12, 2014 - 01:13:55 | 15h 21m | 0.95% | 60.70% |
| xiphiasilver | Webhacking.kr | Jul 22, 2014 - 15:22:41 | Nov 17, 2015 - 19:32:00 | 1y 118d | 7.65% | 37.24% |
| Xaav | Webhacking.kr | Jun 05, 2018 - 19:07:53 | Dec 26, 2020 - 12:05:10 | 2y 204d | 1.15% | 45.15% |
| woonge | wargame.kr | Dec 31, 2016 - 11:33:51 | Dec 31, 2016 - 11:33:51 | 0s | 100.00% | 66.07% |
| woonge | Webhacking.kr | Dec 31, 2016 - 11:34:24 | Dec 31, 2016 - 11:34:24 | 0s | 100.00% | 43.37% |
| wooeong | Webhacking.kr | Sep 11, 2015 - 08:04:10 | Sep 11, 2015 - 08:04:10 | 0s | 100.00% | 44.39% |
 | Wixxerd | wixxerd.com | Oct 16, 2012 - 21:13:26 | Oct 16, 2012 - 21:13:26 | 0s | 100.00% | 98.90% |
| wasmaro | Webhacking.kr | Oct 24, 2013 - 19:56:38 | Dec 10, 2013 - 18:46:31 | 46d 23h | 0.00% | 43.37% |
| vivaman | Reversing.Kr | Jun 08, 2012 - 04:36:34 | Jun 08, 2012 - 04:36:34 | 0s | 100.00% | 75.28% |
| vieshieck | Show Your Skills | Mar 01, 2009 - 02:46:04 | Apr 09, 2009 - 21:09:40 | 39d 17h | 99.91% | 82.51% |
| vetinari1 | BrainQuest | Jun 02, 2011 - 16:32:06 | Jun 04, 2011 - 12:37:29 | 1d 20h | 99.69% | 98.99% |
 | vdv | Aspect v2 | Jun 04, 2008 - 11:43:25 | Jun 04, 2008 - 11:43:25 | 0s | 100.00% | 0.00% |
 | Varg | LOST-Chall | Apr 27, 2010 - 15:19:54 | Apr 27, 2010 - 15:19:54 | 0s | 100.00% | 92.52% |
| UnTaran | CSTutoringCenter | Dec 07, 2009 - 16:39:56 | Dec 29, 2009 - 12:16:25 | 21d 19h | 39.81% | 99.65% |
| UnTaran | thebackupbox | Mar 05, 2009 - 12:27:56 | Mar 09, 2009 - 22:24:12 | 4d 9h | 69.23% | 65.00% |
| Undr | ThisisLegal.com | Jan 27, 2013 - 17:14:46 | May 03, 2015 - 12:28:33 | 2y 95d | 9.76% | 98.68% |
| Undr | Yoire | Jul 05, 2014 - 14:27:43 | Jul 06, 2014 - 09:56:12 | 19h 28m | 66.67% | 97.50% |
 | Tyte | PromptRiddle | Aug 14, 2020 - 14:38:48 | Aug 14, 2020 - 14:38:48 | 0s | 100.00% | 98.28% |
| tunz | wargame.kr | Jan 25, 2013 - 00:50:05 | Jul 03, 2013 - 14:28:14 | 159d 12h | 1.43% | 38.65% |
 | tsampikos92 | Aspect v2 | May 16, 2008 - 13:29:51 | May 24, 2008 - 12:50:24 | 7d 23h | 50.00% | 0.00% |
| totoiste | CSTutoringCenter | Mar 21, 2010 - 11:03:54 | Mar 21, 2010 - 21:13:07 | 10h 9m | 94.81% | 99.65% |
| totoiste | thebackupbox | Mar 06, 2009 - 23:57:06 | Mar 16, 2009 - 21:52:33 | 9d 21h | 15.38% | 70.00% |
| totoiste | ThisisLegal.com | Jan 26, 2009 - 23:14:56 | Jan 31, 2009 - 00:17:36 | 4d 1h | 2.86% | 92.50% |
| tornado | BrainQuest | Nov 16, 2011 - 19:34:24 | Nov 22, 2011 - 17:55:43 | 5d 22h | 97.73% | 99.90% |
| Tintin | Aspect v2 | May 06, 2008 - 09:18:41 | May 06, 2008 - 11:18:00 | 1h 59m | 50.00% | 0.00% |
| tibbi | ThisisLegal.com | Sep 07, 2013 - 22:46:49 | Dec 17, 2013 - 17:40:57 | 100d 19h | 23.17% | 98.68% |
| Thunder | Mathchall | Jan 01, 2014 - 21:45:00 | Jan 14, 2014 - 12:09:57 | 12d 14h | 0.05% | 98.97% |
| the_pWn3R | wargame.kr | Feb 19, 2014 - 23:18:24 | Dec 05, 2014 - 22:46:18 | 288d 23h | 59.38% | 53.23% |
| TheMindRapist | HackThisSite | Mar 11, 2009 - 01:41:59 | Mar 11, 2009 - 01:41:59 | 0s | 100.00% | 0.00% |
| TheHiveMind | LOST-Chall | Apr 14, 2008 - 23:40:21 | Apr 15, 2008 - 22:41:52 | 23h 1m | 86.09% | 57.56% |
| TheHiveMind | ThisisLegal.com | Jan 26, 2009 - 23:37:23 | Jan 27, 2009 - 12:23:00 | 12h 45m | 90.00% | 95.00% |
 | TEO | Webhacking.kr | Feb 16, 2014 - 03:22:52 | Jun 05, 2016 - 20:52:30 | 2y 110d | 0.00% | 36.99% |
| tehron | thebackupbox | Sep 09, 2010 - 08:43:20 | Sep 09, 2010 - 08:43:20 | 0s | 100.00% | 90.00% |
| tehron | ThisisLegal.com | Jul 05, 2010 - 20:02:14 | Nov 21, 2011 - 07:10:04 | 1y 138d | 95.00% | 98.68% |
| taso | Webhacking.kr | Feb 23, 2013 - 15:01:23 | Dec 21, 2016 - 16:39:26 | 3y 302d | 81.16% | 43.37% |
| stypr | CodeShell.kr | Aug 01, 2015 - 13:08:44 | Sep 09, 2015 - 03:16:37 | 38d 14h | 81.52% | 98.36% |