Security and Privacy Extensions for Firefox

Below are some extensions for Firefox concerning security and privacy.

JS Switch - Add a toolbar button or an option in Tool menu to toggle JavaScript

https://addons.mozilla.org/en-US/firefox/addon/5757

NoScript - Allow active content to run only from sites you trust

https://addons.mozilla.org/en-US/firefox/addon/722

BetterPrivacy - A safeguard which protects from usually not deletable LSO's

https://addons.mozilla.org/en-US/firefox/addon/6623

Web of Trust - Warns you about risky sites that cheat customers, deliver malware or send spam.

https://addons.mozilla.org/en-US/firefox/addon/3456