(Extensible Markup Language) XML-Signature Syntax and Processing
RFC 3275
| Document | Type |
RFC - Draft Standard
(March 2002; Errata)
Obsoletes RFC 3075
|
|
|---|---|---|---|
| Authors | Joseph Reagle , Donald Eastlake , David Solo | ||
| Last updated | 2020-01-21 | ||
| Stream | Internent Engineering Task Force (IETF) | ||
| Formats | plain text html pdf htmlized (tools) htmlized with errata bibtex | ||
| Stream | WG state | WG Document | |
| Document shepherd | No shepherd assigned | ||
| IESG | IESG state | RFC 3275 (Draft Standard) | |
| Consensus Boilerplate | Unknown | ||
| Telechat date | |||
| Responsible AD | (None) | ||
| Send notices to | (None) | ||
Network Working Group D. Eastlake 3rd
Request for Comments: 3275 Motorola
Obsoletes: 3075 J. Reagle
Category: Standards Track W3C
D. Solo
Citigroup
March 2002
(Extensible Markup Language) XML-Signature Syntax and Processing
Status of this Memo
This document specifies an Internet standards track protocol for the
Internet community, and requests discussion and suggestions for
improvements. Please refer to the current edition of the "Internet
Official Protocol Standards" (STD 1) for the standardization state
and status of this protocol. Distribution of this memo is unlimited.
Copyright Notice
Copyright (c) 2002 The Internet Society & W3C (MIT, INRIA, Keio), All
Rights Reserved.
Abstract
This document specifies XML (Extensible Markup Language) digital
signature processing rules and syntax. XML Signatures provide
integrity, message authentication, and/or signer authentication
services for data of any type, whether located within the XML that
includes the signature or elsewhere.
Table of Contents
1. Introduction................................................... 3
1.1 Editorial and Conformance Conventions......................... 4
1.2 Design Philosophy............................................. 4
1.3 Versions, Namespaces and Identifiers.......................... 4
1.4 Acknowledgements.............................................. 6
1.5 W3C Status.................................................... 6
2. Signature Overview and Examples................................ 7
2.1 Simple Example (Signature, SignedInfo, Methods, and References) 8
2.1.1 More on Reference........................................... 9
2.2 Extended Example (Object and SignatureProperty)............... 10
2.3 Extended Example (Object and Manifest)........................ 12
3.0 Processing Rules.............................................. 13
3.1 Core Generation............................................... 13
3.1.1 Reference Generation........................................ 13
Eastlake, et al. Standards Track [Page 1]
RFC 3275 XML-Signature Syntax and Processing March 2002
3.1.2 Signature Generation........................................ 13
3.2 Core Validation............................................... 14
3.2.1 Reference Validation........................................ 14
3.2.2 Signature Validation........................................ 15
4.0 Core Signature Syntax......................................... 15
4.0.1 The ds:CryptoBinary Simple Type............................. 17
4.1 The Signature element......................................... 17
4.2 The SignatureValue Element.................................... 18
4.3 The SignedInfo Element........................................ 18
4.3.1 The CanonicalizationMethod Element.......................... 19
4.3.2 The SignatureMethod Element................................. 21
4.3.3 The Reference Element....................................... 21
4.3.3.1 The URI Attribute......................................... 22
4.3.3.2 The Reference Processing Model............................ 23
4.3.3.3 Same-Document URI-References.............................. 25
4.3.3.4 The Transforms Element.................................... 26
4.3.3.5 The DigestMethod Element.................................. 28
4.3.3.6 The DigestValue Element................................... 28
4.4 The KeyInfo Element........................................... 29
4.4.1 The KeyName Element......................................... 31
4.4.2 The KeyValue Element........................................ 31
4.4.2.1 The DSAKeyValue Element................................... 32
4.4.2.2 The RSAKeyValue Element................................... 33
4.4.3 The RetrievalMethod Element................................. 34
4.4.4 The X509Data Element........................................ 35
4.4.5 The PGPData Element......................................... 38
4.4.6 The SPKIData Element........................................ 39
4.4.7 The MgmtData Element........................................ 40
4.5 The Object Element............................................ 40
5.0 Additional Signature Syntax................................... 42
5.1 The Manifest Element.......................................... 42
5.2 The SignatureProperties Element............................... 43
5.3 Processing Instructions in Signature Elements................. 44
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