| 2024-05-07 16:01:05 | Unlock | Updated Igor's membership of RCS 2100: set as ex-member |
| 2024-05-07 16:00:31 | Unlock | Added Syndrom 2001 as a subgroup of RCS 2100 |
| 2024-05-07 15:42:12 | Unlock | Added Igor as a member of RCS 2100 |
| 2024-05-07 14:49:31 | Unlock | Added Tripod as a member of RCS 2100 |
| 2024-05-07 14:47:50 | Unlock | Added Little Mad as a member of RCS 2100 |
| 2024-03-23 15:19:53 | psenough | Added Zoolook as a member of RCS 2100 |
| 2024-02-15 01:37:46 | psenough | Added Stingray as a member of RCS 2100 |
| 2021-01-13 03:54:11 | dipswitch | Edited nick 'RCS 2100': changed name to 'RCS 2100'; changed aliases to 'Russian Cracking Service' |
| 2021-01-13 03:53:34 | dipswitch | Added Russian Cracking Service as organiser of Crazy & RCS 2100 Copyparty 1989 |
| 2019-11-02 17:28:14 | ltk_tscc | Added links: https://www.pouet.net/groups.php?which=9332, http://csdb.dk/group/?id=3800 |
| 2019-01-17 11:43:40 | menace | Edited notes |
| 2019-01-17 11:42:51 | menace | Added group 'Russian Cracking Service' |