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 ?
Subsequently, the government of India blacklisted Sikhs involved in separatist activities, citing security concerns.
Roy Bentham, a blacklisted carpenter from Liverpool and BSG joint secretary said: "Carillion going bust to me is karma.
The group's activities were unmasked following a raid on their offices but blacklisted workers continue to fight for justice.
He said a report had been submitted to Interior Minister Chaudhry Nisar Ali Khan regarding issuance of visa to Matthew Brett and then granting entry into the country by the immigration staff despite being blacklisted.
The tourist companies, which are based in Yunnan Province, Hainan Province and Shandong Province, have been blacklisted, effective for two years, due to "irregularities.
So far this year, Qatar's Ministry of Labour and Social Affairs has blacklisted more than 800 companies for flouting national labour laws.
77,000 citizens of Kyrgyzstan are blacklisted in Russia, Chairman of the Committee on Foreign Affairs Kanybek Imanaliyev said on May 19.
In a statement, bureau spokesperson Elaine Tan said the journalists were blacklisted on the recommendation of the National Intelligence Coordinating Agency for "acts committed against the President during a summit in Bali, Indonesia.
Individuals who have been blacklisted can seek redress in the county courts.
In a surprise move, the Ministry of Defence ( MoD) has not blacklisted Finmeccanica and its subsidiary AgustaWestland despite cancelling the ` 3,600- crore AW101 helicopter deal.
Yet even now, most of the 3,213 blacklisted construction workers and environmentalists are still unaware they have been blacklisted as they have not been contacted.
BRITAIN'S biggest union Unite plans a major legal offensive in the High Court on behalf of blacklisted workers - with dozens in the Birmingham area awaiting the outcome.