Definition of whitelisting in English:

whitelisting

Syllabification: white·list·ing
Pronunciation: /ˈ(h)wītˌlistiNG
 
/

noun

Computing
The use of anti-spam filtering software to allow only specified e-mail addresses to get through.
More example sentences
  • About 14 months ago I started using Knowspam for email whitelisting.
  • I could come up with a number of other ‘what ifs’ that whitelisting and challenge-response services would block.
  • But wouldn't it be fun if the real reason that they are distributing accounts the way they are is to build whitelisting into their system?

Origin

on the pattern of blacklisting.

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Definition of whitelisting in:

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