Advanced Approach to Information Security Management System Model for Industrial Control System

Table 2

The matching analysis for requirements or security controls of international standards.

	Comparison targets
	ISO 27001	NIST SP 800-53
The total number of security controls and requirements	140; (requirements: 21, security controls: 114)	194
The total number of matching security controls for comparison target with safety requirements of IEC 61511	21	32
The percentage of matching security controls for comparison target with safety requirements of IEC 61511	15%	16.49%