CONTENTS

 1     Scope
 2     References
        2.1     Normative references
        2.2     Informative references
 3     Definitions
 4     Abbreviations
 5     Conventions
 6     Q.815 details
        6.1     Security Module Message Types
                  6.1.1     Message Integrity Service
                  6.1.2     Non-Repudiation of Origin Service
                  6.1.3     Non-Repudiation of Receipt Service
        6.2     General Characteristics
 7     General Syntax
        7.1     Hashed Messages
                  7.1.1     Object Identifiers Referenced by Hashed Messages
                  7.1.2     Value Information for Hashed Messages
        7.2     Signed Messages
                  7.2.1     Object Identifiers Referenced by Signed Messages
                  7.2.2     Value Information for Signed Messages
        7.3     IA Receipt Message
                  7.3.1     Object Identifiers Referenced by IA Receipt Messages
                  7.3.2     Value Information for IA Receipt Messages
        7.4     Stase-Rose PDU
Annex A - ASN.1 Production Module
Appendix I - Non-normative references
Appendix II - The SHA-1 Message Digest Algorithm
       II.1     Introduction
       II.2     Bit strings and integers
       II.3     Operations on words
       II.4     Message padding
       II.5     Functions used
       II.6     Constants used
       II.7     Computing the message digest
       II.8     Alternate method of computation
       II.9     Comparison of methods