Email system/Related Articles

See also changes related to Email system, or pages that link to Email system or to this page or whose text contains "Email system".

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Parent topics

• Computer network [r]: A collection of computers or digital devices ("nodes") connected by communication links. ^[e]
• Internet [r]: International "network of networks" that connects computers together through the Internet Protocol Suite and supports applications like Email and the World Wide Web. ^[e]
• Email [r]: A method of composing, sending, storing, and receiving messages over electronic communication systems. ^[e]

Subtopics

• Email processes and protocols [r]: Brief explanation of an email system at the relay level. ^[e]
• Email agents [r]: Roles and responsibilities of organizations handling email. ^[e]
• Email security [r]: Brief description of email security problems and solutions. ^[e]
• Email authentication [r]: Brief overview of methods used to authenticate the sender of an email. ^[e]
• Email message headers [r]: The header lines in every email message, defined in RFC 5322 ^[e]
• Email port 587 [r]: TCP port reserved for authenticated submission of email messages. ^[e]

Core Protocols and Standards

• Simple Mail Transfer Protocol (SMTP) [r]: In the Internet Protocol Suite, SMTP is the basic method for transferring the "envelopes" of electronic mail among servers performing the electronic "post office" function, not the user mailbox function. ^[e] (RFC-5321)
• Extended SMTP (ESMTP) [r]: Extensions of the Simple Mail Transfer Protocol ^[e]
• SMTP example sessions [r]: Typical email sessions using the SMTP protocol. ^[e]
• Post Office Protocol (POP) [r]: A client-server messaging protocol for email which requires messages to be downloaded to a client's computer, phone or tablet for reading. ^[e] (RFC-1939)
• Internet Message Access Protocol (IMAP) [r]: A client-server messaging protocol for Email which allows messages to be stored indefinitely on the server. ^[e] (RFC-3501)
• Email message formats [r]: The formats and encodings used for text, pictures, and various other objects in an email. ^[e] (RFC-5322)
• Multipurpose Internet Mail Extensions (MIME) [r]: MIME extends the format of Internet mail to allow non-US-ASCII textual messages, non-textual messages, multipart message bodies, and non-US-ASCII information in message headers. ^[e] (RFC-2045..2049)

Security protocols

• Sender Policy Framework (SPF) [r]: Email authentication method that verifies the domain name in the envelope return address against the sender's IP address. ^[e]
• Sender ID [r]: Email authentication method that verifies the domain name in a "purported" address with the sender's IP address. ^[e]
• DomainKeys Identified Mail (DKIM) [r]: Email authentication method that uses a digital signature to verify the content of a message. ^[e]
• Forward-confirmed reverse DNS (FCrDNS) [r]: Email authentication method that verifies a domain name found by a reverse DNS query on the transmitter's IP address. ^[e]

• Reverse MX (RMX) [r]: Email authentication method that became a basis of SPF and Sender ID. ^[e]
• Designated Mailers Protocol (DMP) [r]: Email authentication method that became a basis of SPF and Sender ID. ^[e]
• Certified Server Validation (CSV) [r]: Email authentication method that verifies the hostname of an SMTP transmitter against that transmitter's IP address. ^[e])

• Kerberos [r]: A protocol using a central server to provide two clients with a shared session key, without either client having to publish a public key. ^[e]
• Transport Layer Security (TLS) [r]: Add brief definition or description
• Pretty Good Privacy (PGP) [r]: Add brief definition or description

Other related topics

• Email user programs [r]: Add brief definition or description
• Webmail [r]: Add brief definition or description
• Anti-spam techniques [r]: Add brief definition or description

Supporting protocols and standards

• Transmission Control Protocol (TCP) [r]: Add brief definition or description
• Domain Name System (DNS) [r]: Add brief definition or description

Culture and administration

• Email history [r]: Add brief definition or description
• Email abuse [r]: Add brief definition or description