Quillnet
Standards
CRA - Manufacturer
IEC-62443-2-1
IEC-62443-4-1
11.3.3: Multiple Approval
Mandatory
Requirement:
The asset owner shall have policies and procedures to verify that approval by two or more users are required for actions that can result in serious impact to the industrial process, unless failure to perform the action can result in a greater impact to the industrial process.
Guidance: