RFC 5322 defines how email headers and bodies are structured. Learn what it covers and why it matters for parsers.
RFC 5322 describes the structure of email messages, including header fields, line folding, and message body formatting. Many email parsers and validators rely on it.
While real-world email often includes edge cases, understanding RFC 5322 helps when building tools like header analyzers, email validators, or content converters.
Related Keywords
rfc 5322email format standardemail headers rfcmessage syntaxemail parsing