RFC 1422 · HISTORIC · 1993
SUN · 14 JUN 2026
Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management
Overview
RFC 1422, “Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management”, is a Historic document published in February 1993 by S. Kent. It obsoletes RFC 1114. The canonical text is published by the RFC Editor.
Abstract
This is one of a series of documents defining privacy enhancement mechanisms for electronic mail transferred using Internet mail protocols. [STANDARDS-TRACK]
What “Historic” means
A specification that has been superseded or is otherwise no longer recommended for use.
Read this RFC
The canonical text of RFC 1422 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1993
- RFC 1421 Privacy Enhancement for Internet Electronic Mail: Part I: Message Encryption and Authentication Procedures
- RFC 1423 Privacy Enhancement for Internet Electronic Mail: Part III: Algorithms, Modes, and Identifiers
- RFC 1420 SNMP over IPX
- RFC 1424 Privacy Enhancement for Internet Electronic Mail: Part IV: Key Certification and Related Services
- RFC 1419 SNMP over AppleTalk
- RFC 1425 SMTP Service Extensions
- RFC 1418 SNMP over OSI
- RFC 1426 SMTP Service Extension for 8bit-MIMEtransport