Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
4 Reference architecture
5 Threats to the transmission system
6 Classification of transmission systems
7 Requirements for defences
Annex A (informative) - Threats on open transmission systems
Annex B (informative) - Categories of transmission systems
Annex C (informative) - Guideline for defences
Annex D (informative) - Guidelines for use of the standard
Annex E (informative) - Mapping from previous standards
Annex ZZ (informative) - Coverage of Essential Requirements
of EC Directives
Bibliography