blacklist

A feature used in several ad blocker tools could be used to "booby trap" websites according to a security researchers. It appears to be a low but credible risk. The problem is all to do with the way many ad blockers work. In simple terms, they ... maintain a blacklist of URLs that host ads and other unwanted material. Whenever a website tries to load an ad from an URL on the list, it's blocked from doing so. Since last summer some ad blockers, including Adblock Plus, added support for a feature called "$rewrite." With this feature, the ad blocker won't just block the unwanted URL from ... (view more)