29 Results for:smtp

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SMTP (Simple Mail Transfer Protocol)

SMTP (Simple Mail Transfer Protocol) is a TCP/IP protocol used in sending and receiving email. Read Full Definition

MIME (Multipurpose Internet Mail Extensions)

MIME, or Multipurpose Internet Mail Extensions, is an extension of the original email protocol. Read Full Definition

mail server (mail transfer/transport agent, MTA, mail router, internet mailer)

A mail server -- also known as a mail transfer agent, or MTA; mail transport agent; mail router; or internet mailer -- is an application that receives incoming email from local users and remote senders and forwards... Read Full Definition

Sender Policy Framework (SPF)

Sender Policy Framework (SPF) is a protocol designed to restrict who can use an organization's domain as the source of an email message. Read Full Definition

POP3 (Post Office Protocol 3)

POP3 (Post Office Protocol 3) is the most recent version of a standard protocol for receiving e-mail. Read Full Definition

IMAP (Internet Message Access Protocol)

Internet Message Access Protocol, or IMAP, is a standard email retrieval (incoming) protocol. Read Full Definition

port number

Port number is a way to identify a specific process to which an internet or other network message is to be forwarded when it arrives at a server. Read Full Definition

third party

A third party is an entity that is involved in some way in an interaction that is primarily between two other entities. The third party may or may not be officially a part of the transaction between the two primary... Read Full Definition

email spoofing

Email spoofing is a form of cyber attack in which a hacker sends an email that has been manipulated to seem as if it originated from a trusted source. Read Full Definition

Session Initiation Protocol (SIP)

Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, modifying and terminating real-time sessions that involve video, voice, messaging and other communications applications ... Read Full Definition