Firefox addons for privacy and security with usable settings:

- AdBlock Edge. Filter subscriptions: EasyList, EasyPrivacy, Disable Malware, Fanboy's Annoyance List, Prebake

- NoScript. Use "allow scripts globally" or otherwise most websites won't work. It will still protect against know attacks.

- Cookie Monster. Then set global/default preference to saving cookies for session only.

- FireGloves. Uncheck "disable plugin and mimeType lists" in Cloak Settings.

- HTTPS Everywhere

- LastPass