Mozilla ActiveX Plug-in a été bloqué pour votre protection.

Pourquoi a-t-il été bloqué ?
This plugin was discontinued years ago and only worked up to Firefox version 1.5. Because plugins aren't marked as incompatible, there are still many users who have it installed and have recently been experiencing crashes related to it.
Qui est affecté ?
All Firefox users who have this plugin installed.
Qu'est-ce que cela signifie ?

Les modules ou greffons qui posent problème seront automatiquement désactivés et plus utilisables.

When Mozilla becomes aware of add-ons, plugins, or other third-party software that seriously compromises Firefox security, stability, or performance and meets certain criteria, the software may be blocked from general use. For more information, please read this support article.