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Addressing the Security Requirements in Functional Safety Standard IEC 61511-1:2016
(Mary Kay O'Connor Process Safety Center, 2018)
The 2016 edition of IEC 61511-1: 2016 added two new requirements regarding the security of safety instrumented systems (SIS). The first requirement states that “a security risk assessment shall be carried out to identify ...
Functional Safety Management Planning
(Mary Kay O'Connor Process Safety Center, 2017)
Successful implementation of the Functional Safety standards, IEC-61508 and IEC-61511 (or ANSI/ISA 84), begins with robust management planning. The Functional Safety Lifecycle includes activities at all stages of a process ...