blacklist

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blacklist

(1) A list of email addresses or domains of known spammers. See spam, spam filter, Blacklist of Internet Advertisers, greylisting and blackholing. Contrast with whitelist.

(2) A list of websites that are considered off limits or dangerous. A website can be placed on a blacklist because it is a fraudulent operation or because it exploits browser vulnerabilities to send spyware and other unwanted software to the user. Contrast with whitelist.

(3) A list of applications that a user is forbidden to run in an organization. Maintained by the system or network administrator, software in the user's computer prevents them from installing or running any program in the blacklist. Contrast with whitelist.
References in periodicals archive ?
Blacklisters were particularly immune to the civilising power of the public gaze; often alcoholics, freed from the inhibitions of more sober citizens, they frequently displayed their contempt for any effort on the part of respectable society to reform them.
According to the official synopsis of "The Blacklist" Season 2 Episode 8, "The Decembrist,": "Red's motives for Berlin take a sudden turn when he learns Berlin was manipulated by the latest Blacklister to avenge Red.
Talking about the Kingmaker, Boone said to Yahoo TV, "The Kingmaker is the most mysterious blacklister so far.
Meanwhile, Red will also find himself under-attack from the most feared blacklister of all.
Season four deals with the surprise resurrection of Keen, who had been presumed dead until the end of season three, while Reddington goes head to head with - you guessed it - more blacklisters.
The Minister also spoke about how the Welsh Government is leading the way in ensuring public sector bodies are able to exclude blacklisters from bidding for public sector contracts.