noscript blocks javascript, its a pain at times, but u get used to it.
https everywhere makes you go via https where possible..
adblock stops ads
foxpop: what does refcontrol do ?
basically all of the above, except adblock and refcontrol is included with tor browser bundle, but i use them on my normal pc with firefox. makes me feel somwhat safer wasn't a fan but now i quite like them. but yeah noscript can be annoying if you are abit of a novice (and forget its on lol)
What sort of attacks or privacy do these provide?