Post Office Protocol - Wikipedia
Post Office Protocol
In computing, the Post Office Protocol (POP) is an application-layer Internet standard protocol used by e-mail clients to retrieve e-mail from a mail server.1 Today, POP version 3 (POP3) is the most commonly used version. Together with IMAP, it is one of the most common protocols for email retrieval.
Printed 2026-09-05.
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Footnotes
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Dean, Tamara (2010). Network+ Guide to Networks. Delmar. p. 519. ISBN 978-1423902454. ↩