!!install!! - Leethax.net Firefox Extension

The extension operated by . When a user loaded a supported game, the extension would redirect the browser to fetch a modified (hacked) version of the game’s Flash file (.swf) instead of the original. This allowed users to bypass standard game limitations, such as:

Modern browser extensions are subject to much stricter "sandboxing" and permission sets. The type of deep script injection leethax performed became harder to execute and maintain. leethax.net firefox extension