All users which currently have 100% on a site.
| Username | Site | First Track | Master since | Track-Time | From | |
|---|---|---|---|---|---|---|
 | madbat2 | W3Challs | Feb 05, 2014 - 20:39:57 | Jan 19, 2015 - 20:31:17 | 347d 23h | 1.30% |
| madbat2 | pwnable.kr | Sep 27, 2015 - 21:11:43 | Sep 29, 2015 - 14:18:37 | 1d 17h | 95.50% |
 | maf-ia | Hacker Gateway | Mar 31, 2017 - 13:06:25 | Feb 23, 2018 - 22:09:46 | 329d 10h | 26.09% |
 | makler2004 | RedTigers Hackit | Aug 10, 2013 - 12:43:30 | Aug 11, 2013 - 22:00:10 | 1d 9h | 5.42% |
| makler2004 | IRISSCON 2012 Lost Challenges | Sep 19, 2013 - 23:57:57 | Oct 08, 2013 - 22:38:03 | 18d 22h | 14.71% |
| malefeasance | Security Override | Feb 21, 2015 - 23:33:35 | Apr 27, 2015 - 19:52:23 | 64d 19h | 99.54% |
| malefeasance | Defend the Web | May 06, 2015 - 00:47:27 | May 06, 2015 - 00:47:27 | 0s | 100.00% |
| malvi | LordofSQLi | Jul 11, 2019 - 17:03:24 | Jul 11, 2019 - 17:03:24 | 0s | 100.00% |
 | mark | RedTigers Hackit | Feb 25, 2014 - 20:53:36 | Mar 05, 2014 - 22:14:16 | 8d 1h | 0.00% |
 | Mart | CSTutoringCenter | Feb 07, 2012 - 18:28:00 | Apr 11, 2012 - 18:19:08 | 63d 22h | 0.29% |
| Mart | Defend the Web | Aug 01, 2014 - 18:47:54 | Aug 01, 2014 - 21:07:11 | 2h 19m | 92.80% |
| Mart | Security Override | Sep 25, 2012 - 20:19:24 | Jan 21, 2015 - 19:26:07 | 2y 118d | 0.00% |
| Mart | Hacker Gateway | Apr 12, 2017 - 14:46:02 | Apr 12, 2017 - 14:46:02 | 0s | 100.00% |
| martek | RedTigers Hackit | Jul 15, 2013 - 23:47:43 | Jan 10, 2015 - 14:28:13 | 1y 178d | 0.00% |
| martek | CSTutoringCenter | Aug 13, 2013 - 00:57:30 | Nov 26, 2015 - 23:15:43 | 2y 105d | 0.00% |
 | Martes13 | Yoire | Jun 25, 2012 - 20:46:12 | Jun 25, 2012 - 20:46:12 | 0s | 100.00% |
| Marvolo | RedTigers Hackit | Feb 16, 2017 - 09:56:14 | Feb 16, 2017 - 22:34:10 | 12h 37m | 2.17% |
| Mastermind_X | IRISSCON 2012 Lost Challenges | Oct 08, 2013 - 01:56:37 | Oct 12, 2013 - 18:40:21 | 4d 16h | 38.69% |
| MasterRiddlez | +Ma's Reversing | Feb 01, 2010 - 10:50:38 | Feb 01, 2010 - 10:50:38 | 0s | 100.00% |
 | mathpseudo | RedTigers Hackit | Nov 27, 2013 - 20:39:53 | Jun 28, 2014 - 18:20:58 | 212d 20h | 0.00% |
| mathpseudo | Hacker Gateway | Apr 06, 2017 - 15:21:36 | Apr 06, 2017 - 15:21:36 | 0s | 100.00% |
| mathpseudo | LordofSQLi | Mar 15, 2022 - 11:32:24 | Mar 15, 2022 - 11:32:24 | 0s | 100.00% |
| mathpseudo | SuNiNaTaS | Apr 03, 2022 - 11:26:20 | Apr 03, 2022 - 11:26:20 | 0s | 100.00% |
| mathpseudo | HackThisSite | Aug 30, 2012 - 18:47:19 | Apr 05, 2023 - 20:32:48 | 10y 220d | 49.53% |
| matrixman | +Ma's Reversing | Feb 17, 2012 - 07:54:26 | Feb 17, 2012 - 07:54:26 | 0s | 100.00% |
| matrixman | Electrica | Feb 17, 2012 - 07:54:40 | Feb 17, 2012 - 07:54:40 | 0s | 100.00% |
| matrixman | TheBlackSheep | Feb 17, 2012 - 07:55:22 | Feb 17, 2012 - 07:55:22 | 0s | 100.00% |
| matrixman | Mod-X | Jan 13, 2015 - 22:19:13 | Jan 13, 2015 - 22:19:13 | 0s | 100.00% |
| matrixman | Disavowed.net | Jan 17, 2015 - 11:46:12 | Jan 17, 2015 - 11:46:12 | 0s | 100.00% |
| MattK | PyDéfis | Sep 11, 2024 - 20:21:34 | Sep 11, 2024 - 20:21:34 | 0s | 100.00% |
| mattoufoutu | RedTigers Hackit | Mar 05, 2014 - 00:48:13 | Mar 11, 2014 - 03:33:10 | 6d 2h | 0.00% |
| maurent | PyDéfis | Apr 29, 2023 - 19:36:11 | Apr 29, 2023 - 19:36:11 | 0s | 100.00% |
| MausClaus | RedTigers Hackit | May 17, 2020 - 21:15:15 | Jun 04, 2020 - 22:53:00 | 18d 1h | 0.00% |
| Mawekl | Security Traps | Oct 02, 2010 - 17:29:26 | Nov 27, 2010 - 14:26:10 | 55d 21h | 91.30% |
| Mawekl | Gekkó | Jul 06, 2012 - 20:48:05 | Jul 15, 2012 - 21:03:37 | 9d 15m | 66.67% |
| Mawekl | Security Override | Jul 17, 2012 - 21:27:00 | Nov 17, 2012 - 19:10:58 | 122d 22h | 49.02% |
| Mawekl | CanYouHack.It | Nov 23, 2012 - 21:59:12 | Dec 27, 2012 - 18:54:58 | 33d 20h | 53.57% |
| Mawekl | OverTheWire.org | Mar 06, 2013 - 16:57:41 | Apr 28, 2013 - 18:28:06 | 53d 30m | 0.00% |
| Mawekl | RedTigers Hackit | May 23, 2013 - 10:23:06 | May 23, 2013 - 10:23:06 | 0s | 100.00% |
| Mawekl | Tasteless | Aug 03, 2013 - 18:23:27 | Aug 13, 2013 - 18:03:40 | 9d 23h | 56.73% |
| Mawekl | IRISSCON 2012 Lost Challenges | Sep 22, 2013 - 12:14:00 | Sep 22, 2013 - 12:14:00 | 0s | 100.00% |
| Mawekl | hax.tor.hu | May 15, 2009 - 14:37:47 | Feb 26, 2017 - 12:48:12 | 7y 288d | 4.00% |
| Mawekl | HackThisSite | Nov 22, 2012 - 17:49:58 | Apr 05, 2023 - 20:32:37 | 10y 136d | 68.64% |
 | Maya | Gekkó | Mar 16, 2011 - 22:24:04 | Mar 16, 2011 - 22:24:04 | 0s | 100.00% |
 | Meerkat | IRISSCON 2012 Lost Challenges | Dec 03, 2014 - 14:08:27 | Dec 04, 2014 - 07:26:30 | 17h 18m | 8.76% |
| Meerkat | RedTigers Hackit | Dec 04, 2014 - 07:52:09 | Dec 06, 2014 - 17:36:26 | 2d 9h | 0.00% |
| Memoria | Defend the Web | Jun 25, 2014 - 05:52:59 | Jun 29, 2014 - 11:09:46 | 4d 5h | 94.62% |
| memoric | HackThisSite | Mar 01, 2009 - 18:44:11 | Apr 05, 2023 - 20:29:42 | 14y 38d | 53.73% |
 | metodkar | BrainQuest | Aug 14, 2010 - 15:36:04 | Apr 14, 2011 - 08:06:23 | 242d 16h | 96.56% |
| metodkar | CSTutoringCenter | Oct 16, 2010 - 20:34:23 | Dec 17, 2011 - 10:53:21 | 1y 61d | 0.00% |