RFC 5322: Internet Message Format

This document specifies the Internet Message Format (IMF), a syntax for text messages that are sent between computer users, within the framework of…

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Outgoing relationships (17 related RFCs)

Updates, Informative reference — RFC 4021: Registration of Mail and MIME Header Fields
Obsoletes, Informative reference — RFC 2822: Internet Message Format
Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 5234: Augmented BNF for Syntax Specifications: ABNF
Normative reference — RFC 1035: Domain names - implementation and specification
Normative reference — RFC 1034: Domain names - concepts and facilities
Normative reference — RFC 1123: Requirements for Internet Hosts - Application and Support
Informative reference — RFC 2045: Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies
Informative reference — RFC 822: STANDARD FOR THE FORMAT OF ARPA INTERNET TEXT MESSAGES
Informative reference — RFC 2046: Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types
Informative reference — RFC 5321: Simple Mail Transfer Protocol
Informative reference — RFC 2047: MIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII Text
Informative reference — RFC 4288: Media Type Specifications and Registration Procedures
Informative reference — RFC 1305: Network Time Protocol (Version 3) Specification, Implementation and Analysis
Informative reference — RFC 3864: Registration Procedures for Message Header Fields
Informative reference — RFC 2049: Multipurpose Internet Mail Extensions (MIME) Part Five: Conformance Criteria and Examples
Informative reference — RFC 4289: Multipurpose Internet Mail Extensions (MIME) Part Four: Registration Procedures

Incoming relationships (82 related RFCs)

Showing 50 of 82 related RFCs.

Updated by — RFC 6854: Update to Internet Message Format to Allow Group Syntax in the "From:" and "Sender:" Header Fields
Normatively referenced by — RFC 5598: Internet Mail Architecture
Normatively referenced by — RFC 6350: vCard Format Specification
Normatively referenced by — RFC 6376: DomainKeys Identified Mail (DKIM) Signatures
Normatively referenced by — RFC 6532: Internationalized Email Headers
Normatively referenced by — RFC 6530: Overview and Framework for Internationalized Email
Normatively referenced by — RFC 6531: SMTP Extension for Internationalized Email
Normatively referenced by — RFC 5617: DomainKeys Identified Mail (DKIM) Author Domain Signing Practices (ADSP)
Normatively referenced by — RFC 6591: Authentication Failure Reporting Using the Abuse Reporting Format
Normatively referenced by — RFC 6186: Use of SRV Records for Locating Email Submission/Access Services
Normatively referenced by — RFC 7852: Additional Data Related to an Emergency Call
Normatively referenced by — RFC 5518: Vouch By Reference
Normatively referenced by — RFC 5733: Extensible Provisioning Protocol (EPP) Contact Mapping
Normatively referenced by — RFC 6855: IMAP Support for UTF-8
Normatively referenced by — RFC 5703: Sieve Email Filtering: MIME Part Tests, Iteration, Extraction, Replacement, and Enclosure
Normatively referenced by — RFC 6533: Internationalized Delivery Status and Disposition Notifications
Normatively referenced by — RFC 6652: Sender Policy Framework (SPF) Authentication Failure Reporting Using the Abuse Reporting Format
Normatively referenced by — RFC 7001: Message Header Field for Indicating Message Authentication Status
Normatively referenced by — RFC 5547: A Session Description Protocol (SDP) Offer/Answer Mechanism to Enable File Transfer
Normatively referenced by — RFC 5863: DomainKeys Identified Mail (DKIM) Development, Deployment, and Operations
Normatively referenced by — RFC 6650: Creation and Use of Email Feedback Reports: An Applicability Statement for the Abuse Reporting Format (ARF)
Normatively referenced by — RFC 8314: Cleartext Considered Obsolete: Use of Transport Layer Security (TLS) for Email Submission and Access
Normatively referenced by — RFC 9580: OpenPGP
Normatively referenced by — RFC 5721: POP3 Support for UTF-8
Normatively referenced by — RFC 6522: The Multipart/Report Media Type for the Reporting of Mail System Administrative Messages
Normatively referenced by — RFC 6856: Post Office Protocol Version 3 (POP3) Support for UTF-8
Normatively referenced by — RFC 7960: Interoperability Issues between Domain-based Message Authentication, Reporting, and Conformance (DMARC) and Indirect Email Flows
Normatively referenced by — RFC 8689: SMTP Require TLS Option
Normatively referenced by — RFC 8823: Extensions to Automatic Certificate Management Environment for End-User S/MIME Certificates
Normatively referenced by — RFC 9553: JSContact: A JSON Representation of Contact Data
Normatively referenced by — RFC 5436: Sieve Notification Mechanism: mailto
Normatively referenced by — RFC 5825: Displaying Downgraded Messages for Email Address Internationalization
Normatively referenced by — RFC 6710: Simple Mail Transfer Protocol Extension for Message Transfer Priorities
Normatively referenced by — RFC 6764: Locating Services for Calendaring Extensions to WebDAV (CalDAV) and vCard Extensions to WebDAV (CardDAV)
Normatively referenced by — RFC 6787: Media Resource Control Protocol Version 2 (MRCPv2)
Normatively referenced by — RFC 7281: Authentication-Results Registration for S/MIME Signature Verification
Normatively referenced by — RFC 7293: The Require-Recipient-Valid-Since Header Field and SMTP Service Extension
Normatively referenced by — RFC 7601: Message Header Field for Indicating Message Authentication Status
Normatively referenced by — RFC 7764: Guidance on Markdown: Design Philosophies, Stability Strategies, and Select Registrations
Normatively referenced by — RFC 7848: Mark and Signed Mark Objects Mapping
Normatively referenced by — RFC 9493: Subject Identifiers for Security Event Tokens
Normatively referenced by — RFC 9788: Header Protection for Cryptographically Protected Email
Normatively referenced by — RFC 6109: La Posta Elettronica Certificata - Italian Certified Electronic Mail
Normatively referenced by — RFC 6477: Registration of Military Message Handling System (MMHS) Header Fields for Use in Internet Mail
Normatively referenced by — RFC 6692: Source Ports in Abuse Reporting Format (ARF) Reports
Normatively referenced by — RFC 6729: Indicating Email Handling States in Trace Fields
Normatively referenced by — RFC 6758: Tunneling of SMTP Message Transfer Priorities
Normatively referenced by — RFC 7444: Security Labels in Internet Email
Normatively referenced by — RFC 7508: Securing Header Fields with S/MIME
Normatively referenced by — RFC 8255: Multiple Language Content Type