ISO 7498-2:1989 Information processing systems; Open Systems Interconnection; basis reference model; Part 2: Security architecture
ISO/IEC 7498-1:1994 Information technology - Open Systems Interconnection - Basic reference model: The basic model
ISO/IEC 9646-7:1995 Information technology - Open Systems Interconnection - Conformance testing methodology and framework - Part 7: Implementation conformance statements
BS ISO 21324:2016 history
2016BS ISO 21324:2016 Space data and information transfer systems. Space data link security protocol