CONTENTS

 1     Scope
 2     References
        2.1     Normative references
        2.2     Informative references
 3     Terms and definitions
 4     Symbols and abbreviations
 5     Conventions
 6     Overview
        6.1     H.323 requirements
 7     Digital signatures with public/private key pairs details (procedure II)
 8     Multipoint conferencing procedures
 9     End-to-end authentication (procedure III)
10     Authentication-only
11     Authentication and integrity
12     Computation of the digital signature
13     Verification of the digital signature
14     Handling of certificates
15     Usage illustration for procedure II
       15.1     RAS message authentication, integrity and non-repudiation
       15.2     RAS authentication only
       15.3     H.225.0 message authentication, integrity and non-repudiation
       15.4     H.245 message authentication and integrity
16     H.235 version 1 compatibility
17     Multicast behaviour
18     List of secure signalling messages
       18.1     H.225.0 RAS
       18.2     H.225.0 call signalling
19     Usage of sendersID and generalID
20     List of object identifiers