What is It? Internet Standard Protocol Primary Use: POP3 is the most common version used for email retrieval Name: Post Office Protocol Initial Release: POP1 was released in 1984
What is It? Internet Standard Protocol Primary Use: Allows emails to be accessed from multiple different devices Name: Internet Message Access Protocol Initial Release: Released in 1986
POP, or rather POP3, which is now the commonly used, most recent version of the software, stores all emails on one computer. This version was mainly created for dial-up connections rather than the modern constantly ‘on’ modems.
– IMAP was designed to work for remote access to an online mailbox. – POP was designed to retrieve all the content from a mailbox.
POP, which was released in the mid-80s, was designed to accommodate the specs of dial-up connections. This meant email downloads that would take up storage on the PC but would still allow users access to their telephone line.
IMAP was originally designed by Mark Crispin in 1986 as a way of accessing a mailbox remotely. This protocol allowed users to directly change things about their mailbox instead of forcing them to download its content in their local computer storage.