The original post: /r/todayilearned by /u/ktrisha514 on 2024-12-23 17:06:41.

Original Title: TIL: The first computer virus, “Creeper,” was created in 1971 as an experiment. It displayed the message, “I’M THE CREEPER: CATCH ME IF YOU CAN!” on infected systems. It was followed by the first antivirus, “Reaper,” specifically designed to remove Creeper.