1
Scope
2 References
2.1 Normative references
2.2 Informative references
3 Terms and definitions
4 Symbols and abbreviations
5 Conventions
6 System overview
6.1 Voice encryption
security profile
7 H.245 signalling and procedures
7.1 Secure H.245 channel
operation
7.2 Unsecured H.245
channel operation
7.3 Capability exchange
7.4 Master role
7.5 Logical channel
signalling
7.6 Fast connect security
7.7 Encrypted H.245 DTMF
7.8 Diffie-Hellman
operation
8 Signalling and procedures
8.1 Revision 1
compatibility
8.2 Version 3 feature indication
8.3 Key transport
8.4 Enhanced OFB mode
8.5 Key management
8.6 Key update and
synchronization
8.7 Non-terminal
interactions
8.8 Multipoint procedures
9 Media stream encryption
procedures
9.1 Media session keys
9.2 Media anti-spamming
9.3 RTP/RTCP
issues
9.4 Triple-DES
in outer CBC mode
9.5 DES algorithm
operating in EOFB mode
9.6 Triple-DES
in outer EOFB mode
10 Lawful interception
11 List of object identifiers
Appendix I – H.323 implementation details
I.1 Ciphertext padding
methods
I.2 New keys