All users which currently have 100% on a site.
| Username | Site | First Track | Master since | Track-Time | From | |
|---|---|---|---|---|---|---|
 | chrysoberyl | RedTigers Hackit | Mar 16, 2021 - 00:53:13 | Mar 16, 2021 - 01:04:15 | 11m 2s | 0.00% |
 | chuckstudios | hax.tor.hu | Jul 28, 2009 - 09:09:27 | Jul 28, 2009 - 09:09:27 | 0s | 100.00% |
 | cls | IRISSCON 2012 Lost Challenges | Aug 19, 2014 - 23:09:52 | Sep 04, 2014 - 21:51:43 | 15d 22h | 56.20% |
| cls | RedTigers Hackit | Aug 27, 2014 - 16:49:27 | Aug 27, 2014 - 16:49:27 | 0s | 100.00% |
 | Cobruto | hax.tor.hu | Jun 13, 2009 - 11:35:31 | Aug 22, 2016 - 00:16:45 | 7y 71d | 2.00% |
| Cobruto | listbrain.tk | Jan 24, 2010 - 18:14:53 | Jan 24, 2010 - 18:14:53 | 0s | 100.00% |
 | codpot | SuNiNaTaS | Sep 04, 2013 - 12:15:57 | Dec 01, 2014 - 01:59:17 | 1y 87d | 0.00% |
 | cpupower | RedTigers Hackit | Oct 08, 2017 - 18:55:37 | Mar 18, 2018 - 13:17:26 | 160d 19h | 0.00% |
| cr3denza | SuNiNaTaS | Sep 10, 2014 - 06:18:20 | Oct 13, 2014 - 01:18:29 | 32d 19h | 1.49% |
 | Creastery | IRISSCON 2012 Lost Challenges | Sep 25, 2013 - 07:30:38 | Mar 25, 2014 - 09:25:18 | 181d 2h | 2.92% |
| Creastery | LordofSQLi | Jul 30, 2019 - 20:05:42 | Jul 30, 2019 - 20:05:42 | 0s | 100.00% |
 | criple_ripper | hax.tor.hu | May 26, 2009 - 01:18:56 | Jan 06, 2021 - 16:38:33 | 11y 228d | 14.00% |
| ctrlisk | LordofSQLi | Jul 18, 2024 - 19:57:30 | Oct 07, 2024 - 08:39:21 | 80d 12h | 83.67% |
| ctrlisk | Webhacking.kr | Jul 16, 2024 - 20:47:37 | Jul 16, 2024 - 20:47:37 | 0s | 100.00% |
| ctz_hermit | SuNiNaTaS | May 08, 2013 - 07:22:34 | Aug 08, 2016 - 11:32:29 | 3y 93d | 1.71% |
 | Cube | IRISSCON 2012 Lost Challenges | Mar 25, 2014 - 01:46:14 | Sep 30, 2014 - 17:22:33 | 189d 14h | 34.31% |
 | curiosul | RedTigers Hackit | Nov 01, 2019 - 16:08:32 | Nov 01, 2019 - 18:04:14 | 1h 55m | 0.00% |
| curiosul | hax.tor.hu | Jan 26, 2014 - 21:47:31 | Feb 11, 2019 - 22:24:34 | 5y 17d | 14.00% |
| cvps | RedTigers Hackit | Apr 25, 2020 - 15:12:28 | Apr 26, 2020 - 02:25:20 | 11h 12m | 0.00% |
 | cyberguru | RedTigers Hackit | May 23, 2016 - 22:44:41 | May 23, 2016 - 23:02:48 | 18m 7s | 0.00% |
| cyberpotato | World of Wargame | Mar 21, 2019 - 18:08:03 | Mar 31, 2019 - 23:37:14 | 10d 4h | 1.64% |
| CyberSecurityHat | SuNiNaTaS | Feb 19, 2023 - 00:58:39 | Jun 27, 2023 - 15:32:29 | 128d 13h | 18.77% |
 | cybrd3mon | try to decrypt | Oct 28, 2017 - 03:06:03 | Nov 05, 2017 - 05:38:08 | 8d 3h | 25.00% |
| cybrd3mon | Hacker Gateway | Oct 28, 2017 - 05:13:47 | May 12, 2018 - 14:24:20 | 196d 9h | 39.13% |
 | CyrilP | RedTigers Hackit | Oct 13, 2014 - 10:37:47 | Oct 14, 2014 - 16:12:51 | 1d 5h | 0.00% |
| D0C70R_CH01 | LordofSQLi | Sep 05, 2020 - 16:32:44 | Oct 26, 2020 - 11:17:10 | 50d 19h | 2.04% |
| D0C70R_CH01 | SuNiNaTaS | Jun 30, 2020 - 03:15:18 | Jul 01, 2020 - 08:59:04 | 1d 5h | 68.15% |
| D0C70R_CH01 | Webhacking.kr | Jun 30, 2020 - 03:14:23 | Jul 13, 2020 - 10:04:06 | 13d 6h | 94.63% |
| daehee | Reversing.Kr | Oct 16, 2013 - 17:25:29 | Oct 16, 2013 - 17:25:29 | 0s | 100.00% |
| daehee | SuNiNaTaS | Oct 16, 2013 - 17:24:23 | Oct 16, 2013 - 17:24:23 | 0s | 100.00% |
 | dalfor | Revolution Elite | Feb 15, 2011 - 08:22:39 | Feb 15, 2011 - 08:25:08 | 2m 29s | 0.00% |
| dalfor | ThisisLegal.com | Mar 10, 2010 - 09:46:19 | Apr 06, 2019 - 17:06:23 | 9y 29d | 70.89% |
| dalfor | hax.tor.hu | Mar 07, 2011 - 13:50:39 | Apr 19, 2018 - 11:10:27 | 7y 44d | 82.00% |
| Darkk | SuNiNaTaS | Apr 03, 2021 - 16:00:07 | Apr 03, 2021 - 16:00:07 | 0s | 100.00% |
 | DarkyAngel | Tasteless | Dec 01, 2015 - 18:08:45 | Mar 11, 2018 - 05:17:23 | 2y 100d | 3.82% |
| DarkyAngel | ThisisLegal.com | Feb 15, 2014 - 23:13:13 | Apr 15, 2018 - 15:22:11 | 4y 59d | 12.20% |
| DarkyAngel | RedTigers Hackit | Aug 12, 2015 - 22:25:12 | Aug 13, 2015 - 01:08:38 | 2h 43m | 14.10% |
| DarkyAngel | hax.tor.hu | Jan 01, 2013 - 21:09:38 | Aug 19, 2016 - 17:08:56 | 3y 230d | 98.00% |
| ddddh | Reversing.Kr | Apr 26, 2017 - 04:38:19 | Apr 26, 2017 - 04:38:19 | 0s | 100.00% |
| deayzl | RedTigers Hackit | May 31, 2022 - 08:10:18 | Jun 02, 2022 - 12:46:23 | 2d 4h | 0.00% |
| deayzl | SuNiNaTaS | Jun 02, 2022 - 06:34:05 | Jun 15, 2022 - 18:59:33 | 13d 12h | 4.43% |
| deayzl | LordofSQLi | May 28, 2022 - 18:32:57 | May 28, 2022 - 18:32:57 | 0s | 100.00% |
| debukuk | SolveMe | Oct 10, 2016 - 17:35:26 | Jan 26, 2018 - 12:01:34 | 1y 107d | 14.88% |
| debukuk | RedTigers Hackit | Aug 20, 2014 - 11:27:24 | Aug 23, 2014 - 21:26:02 | 3d 9h | 31.45% |
| debukuk | LordofSQLi | May 29, 2019 - 03:49:49 | May 29, 2019 - 03:49:49 | 0s | 100.00% |
| debukuk | SuNiNaTaS | Feb 12, 2019 - 14:06:27 | Feb 12, 2019 - 14:06:27 | 0s | 100.00% |
| debukuk | CanHackMe | Aug 23, 2018 - 12:03:26 | Aug 23, 2018 - 12:03:26 | 0s | 100.00% |
 | defence | BrainQuest | Oct 09, 2010 - 18:56:33 | Oct 18, 2011 - 00:46:36 | 1y 8d | 96.91% |
 | delirium | hax.tor.hu | Aug 27, 2014 - 02:15:18 | Jun 29, 2019 - 00:19:28 | 4y 306d | 2.00% |
| Desogran | ae27ff | Jan 29, 2017 - 05:47:11 | Jul 19, 2022 - 16:13:34 | 5y 172d | 0.00% |