Authors are Simon Josefsson and Sean Leonard. Kathleen Moriarty is the
responsible Area Directory. Yoav Nir is the document shepherd.
This document describes and discusses the textual encodings of the
Public-Key Infrastructure X.509 (PKIX), Public-Key Cryptography
Standards (PKCS), and Cryptographic Message Syntax (CMS). The
textual encodings are well-known, are implemented by several
applications and libraries, and are widely deployed. This document
is intended to articulate the de-facto rules that existing
implementations operate by, and to give recommendations that will
Review and Consensus
This document describes existing practice implemented by multiple
vendor products and open source projects, and harmonizes minor
discrepancies among implementations. As an individual submission
this document does not reflect a working group consensus The PKIX
group was already closed by the time the authors started work on this
document. The document did receive some review on the PKIX and SAAG
lists, including from implementers that said that it is aligned with
Both authors have confirmed that they are not aware of any undisclosed
IPR associated with this document.
The draft makes two downward references:
- RFC 2315: PKCS #7: Cryptographic Message Syntax Version 1.5
- RFC 2986: PKCS #10: Certification Request Syntax Specification Version 1.7
Both are already in the DownRef registry.
There is a normative reference to RFC 5208, which is obsolete. Will fix in -08