All users which currently have 100% on a site.
| Username | Site | First Track | Master since | Track-Time | From | |
|---|---|---|---|---|---|---|
 | Hertz | IRISSCON 2012 Lost Challenges | Sep 27, 2013 - 02:12:13 | Oct 13, 2013 - 17:57:39 | 16d 15h | 67.15% |
| Hertz | HackThisSite | Feb 24, 2009 - 23:03:30 | Apr 05, 2023 - 20:35:33 | 14y 42d | 46.96% |
 | hepstar | Reversing.Kr | Apr 18, 2015 - 11:09:40 | May 11, 2017 - 01:07:40 | 2y 23d | 55.93% |
 | henryval | RedTigers Hackit | Dec 08, 2020 - 04:42:29 | Dec 08, 2020 - 04:42:29 | 0s | 100.00% |
| hellsonic | SuNiNaTaS | Aug 03, 2012 - 06:28:27 | Aug 03, 2012 - 06:28:27 | 0s | 100.00% |
 | HelloJet | RedTigers Hackit | Aug 23, 2018 - 15:09:47 | Oct 09, 2018 - 11:42:45 | 46d 20h | 0.00% |
| hds | hax.tor.hu | May 20, 2009 - 21:36:03 | Jun 06, 2009 - 01:14:48 | 16d 3h | 20.00% |
| hds | Yoire | May 25, 2012 - 06:59:48 | Jul 01, 2014 - 22:54:39 | 2y 37d | 33.30% |
| hds | IRISSCON 2012 Lost Challenges | Sep 10, 2014 - 06:05:10 | Sep 10, 2014 - 06:05:10 | 0s | 100.00% |
| hds | RedTigers Hackit | Feb 13, 2015 - 15:10:29 | Feb 15, 2015 - 06:22:01 | 1d 15h | 0.00% |
| hds | World of Wargame | Feb 07, 2019 - 04:34:36 | Feb 07, 2019 - 04:48:50 | 14m 14s | 3.18% |
| hdarwin | Webhacking.kr | Dec 17, 2012 - 11:53:36 | Jan 10, 2013 - 09:52:27 | 23d 21h | 0.00% |
| happyhappygo | RedTigers Hackit | Jul 09, 2015 - 11:19:51 | Jul 09, 2015 - 11:19:51 | 0s | 100.00% |
| Hanos | SuNiNaTaS | Sep 08, 2014 - 04:38:33 | Oct 10, 2014 - 13:47:27 | 32d 9h | 0.00% |
| hahah | WeChall | Jun 09, 2011 - 12:45:55 | Aug 17, 2011 - 21:12:30 | 69d 8h | 0.63% |
| hackpupu | SuNiNaTaS | Dec 01, 2015 - 13:44:50 | Dec 01, 2015 - 13:44:50 | 0s | 100.00% |
 | HackingGuy | hax.tor.hu | Jul 10, 2016 - 07:17:59 | Sep 10, 2016 - 05:40:45 | 61d 22h | 14.00% |
| HackingGuy | RedTigers Hackit | Jun 02, 2016 - 16:14:49 | Nov 07, 2016 - 22:49:25 | 158d 7h | 0.00% |
| HackingGuy | Defend the Web | May 31, 2016 - 19:09:34 | Jan 09, 2022 - 01:19:36 | 5y 223d | 72.73% |
| hackhedonism | SuNiNaTaS | Apr 19, 2012 - 18:37:25 | Apr 26, 2012 - 16:42:48 | 6d 22h | 3.03% |
 | HackerStudent | SuNiNaTaS | Nov 15, 2013 - 07:42:17 | Nov 15, 2013 - 07:42:17 | 0s | 100.00% |
| HackerStudent | Webhacking.kr | Nov 15, 2013 - 07:42:48 | Nov 15, 2013 - 07:42:48 | 0s | 100.00% |
| HackerStudent | RedTigers Hackit | Dec 02, 2013 - 11:17:00 | Dec 23, 2013 - 15:25:30 | 21d 4h | 2.17% |
| HackerStudent | Tasteless | Dec 02, 2013 - 09:57:38 | Jan 17, 2014 - 10:12:55 | 46d 15m | 18.18% |
| hackerg007 | try to decrypt | Aug 12, 2018 - 14:47:10 | Aug 25, 2018 - 07:07:49 | 12d 16h | 25.00% |
| hackability | SuNiNaTaS | Dec 21, 2015 - 04:30:33 | Dec 21, 2015 - 04:30:33 | 0s | 100.00% |
| h4ck_1 | Tasteless | Jan 23, 2014 - 17:14:23 | Apr 06, 2014 - 05:09:06 | 72d 10h | 0.00% |
| h4ck4s3cur1ty | SuNiNaTaS | Mar 07, 2018 - 16:35:13 | Mar 07, 2018 - 17:31:14 | 56m 1s | 97.42% |
 | h1water | RedTigers Hackit | Apr 04, 2018 - 03:51:30 | Apr 09, 2018 - 03:56:46 | 5d 5m | 0.00% |
| Gyeongje | Reversing.Kr | May 10, 2017 - 03:13:16 | Aug 03, 2023 - 11:27:39 | 6y 86d | 26.85% |
| gsun | Security Override | Jul 31, 2014 - 11:15:25 | Nov 28, 2014 - 12:22:16 | 120d 2h | 66.41% |
| Grollicus | hax.tor.hu | Mar 09, 2018 - 17:06:56 | Mar 09, 2018 - 17:06:56 | 0s | 100.00% |
 | grimskies | Security Traps | Nov 16, 2010 - 17:53:52 | Nov 16, 2010 - 17:53:52 | 0s | 100.00% |
| grimskies | HackThisSite | Feb 23, 2009 - 22:28:57 | Apr 05, 2023 - 20:29:36 | 14y 43d | 64.90% |
| grayreaver | SuNiNaTaS | Dec 19, 2013 - 02:48:05 | Oct 11, 2018 - 05:50:03 | 4y 297d | 86.63% |
 | GozuByt3s | Yoire | Jun 26, 2012 - 07:43:24 | Jul 01, 2012 - 08:59:41 | 5d 1h | 55.60% |
| GozuByt3s | World of Wargame | Jan 18, 2017 - 12:57:07 | Jan 19, 2017 - 19:26:47 | 1d 6h | 97.88% |
| Goso | RedTigers Hackit | Oct 26, 2016 - 23:59:51 | Nov 19, 2016 - 21:06:13 | 23d 22h | 0.00% |
| Goso | hax.tor.hu | Oct 19, 2016 - 03:51:43 | Dec 26, 2016 - 17:26:36 | 68d 14h | 4.00% |
 | goreil | CryptoHack | Apr 30, 2023 - 17:47:43 | Apr 30, 2023 - 17:47:43 | 0s | 100.00% |
| goodFellaXL | RedTigers Hackit | Dec 06, 2021 - 08:01:16 | Dec 06, 2021 - 08:01:16 | 0s | 100.00% |
| goodFellaXL | LordofSQLi | Dec 06, 2021 - 17:39:39 | Dec 09, 2021 - 08:53:08 | 2d 15h | 2.04% |
 | GogoMan | Electrica | Dec 06, 2011 - 09:48:14 | Apr 10, 2012 - 16:35:57 | 126d 5h | 79.55% |
| Gogil | SuNiNaTaS | Jan 20, 2013 - 13:04:23 | Jan 20, 2013 - 13:04:23 | 0s | 100.00% |
| gog8ma | LordofSQLi | Jan 12, 2020 - 07:05:25 | Oct 25, 2021 - 16:27:46 | 1y 287d | 32.65% |
| godzer0 | RedTigers Hackit | Nov 25, 2023 - 06:33:49 | Nov 25, 2023 - 08:06:57 | 1h 33m | 0.00% |
| gnumpty | RedTigers Hackit | Oct 06, 2014 - 12:36:47 | Oct 06, 2014 - 23:25:29 | 10h 48m | 2.17% |
| gnumpty | Security Override | Oct 04, 2014 - 15:38:50 | Feb 04, 2015 - 04:54:09 | 122d 14h | 68.01% |
| gnumpty | hax.tor.hu | Oct 14, 2015 - 07:41:22 | Nov 01, 2016 - 18:41:54 | 1y 19d | 64.00% |
| gnumpty | CanYouHack.It | Jun 22, 2014 - 12:26:21 | Feb 19, 2017 - 05:10:25 | 2y 242d | 73.66% |