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x.509
Definitions
X.509
(n.) A widely used standard for defining digital certificates. X.509 (Version 1) was first issued in 1988 as a part...
Webopedia Staff
Definitions
Digital Certificate
An attachment to an electronic message used for security purposes. The most common use of a digital certificate is to...
Vangie Beal
Definitions
Authentication
Authentication refers to the process of identifying an individual, usually based on a username, password, and some type of additional...
Vangie Beal
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