ILOVEYOU Worm

Love-letter email worm from Manila that swept the world in hours and outran the laws of its day.

Core Principles & Analysis

• On 4 May 2000 the "LOVE-LETTER-FOR-YOU" VBScript spread to tens of millions of Windows machines.
• It overwrote media files and mailed itself to every Outlook contact.
• Its author walked free — the Philippines had no computer-crime law until the attack forced one.