| 2020-06-20 11:42:59 | vitalkanev | Edited soundtrack details for DefCon 1 Invitation |
| 2020-05-14 04:45:30 | sensenstahl | Added link http://www.sensenstahl.com/untergrund_mirror/defcon_1_invitation.zip |
| 2018-11-24 14:35:25 | sensenstahl | Added 5 screenshots |
| 2017-06-09 13:46:44 | ltk_tscc | Added link https://www.pouet.net/prod.php?which=69288 |
| 2017-06-09 13:46:39 | ltk_tscc | Added link https://files.scene.org/view/demos/compilations/escape_cd/files/demos/alpha/d/defcon.zip |
| 2017-06-09 13:44:19 | ltk_tscc | Set author to 'VLA', release date to 14 April 1993, type to Invitation, platform to MS-Dos; Set invitation for DefCon 1 Convention 1993 |