Email Protocol

  • SMTP: SMTP (Simple Mail Transfer Protocol), the Simple Mail Transfer Protocol, specifies how information should be exchanged between two communicating SMTP processes.
  • POP3: POP3 Post Office Protocol is a mail retrieval protocol.
  • IMAP: IMAP (Internet Message Access Protocol) Internet Message Access Protocol is also a mail retrieval protocol.
  • MIME: MIME (Multipurpose Internet Mail Extensions), the Multipurpose Internet Mail Extensions, Universal Internet Mail Extension Protocol.