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Smart Search and FAQ

An extensive Cyber Research Library Is now available and growing.

Just click on this link and put your question in the Search field (on the left).

Mark Trump's objective is "to provide attributable and validated links to open-source ICS, OT and Enterprise IT artifacts, knowledge, references, standards, and other information that would otherwise require multiple searches".

The current version 3.4 includes 12,305 searchable references, a public roadmap, stronger privacy controls, and improved discovery across OT/ICS legislation, standards, and government guidance.

PERA Frequently Asked Questions

What is the Purdue Model ?
What is the PERA Master Planning Methodology ?
How much should a PERA Master Plan Cost ?
What is the difference between the PERA Reference Architecture, and the PERA Master Planning Methodology ?
In what industries has PERA been applied ?
What is an Enterprise Model ?
What is an Enterprise Architecture ?

What is a Production Facility Architecture ?
What is a Human and Organizational Architecture ?
What is an Information Systems Architecture ?

What are PERA Architecture "Levels" , and how many should there be ?
What are PERA 4Rs ?
What are Cyber Security Levels "SLs" , and how are they used ?
What are Hazard and Operability (HAZOP) Studies
What is Safety Instrumented System / Security Integrity Level "SIS/SIL"
What is the Purdue Logical Architecture Model ?
Is there more than one kind of Enterprise Reference Architecture ?
Why is the PERA GERAM needed ?
What distinguishes PERA from other Enterprise Architectures and Methodologies ?
What is Fluor Daniel/PERA Engineering/Construction Methodology ?
Why use PERA Methodology ?
Has PERA been Peer Reviewed ?
Is Everything on this website part of PERA ?
Who developed the PERA Master Planning Methodology ?
What is Operational Technology ( OT ) and is it the same as ACS?
What are ACS, IT, OT, and IoT and how do I use them?
What is Industry 4.0 ?
What are CIAD and CIND Diagrams and how do I use them?
What is Modbus and is it secure ?

FAQs about Enterprise Integration Standards and Models

Why are Enterprise Integration Standards Important ?
How is PERA related to ISA ?
How is PERA related to ISO?
How is PERA related to CEN?
How is PERA related to IFAC/IFIP
How are ISO and CEN Enterprise Integration standards related ?
What is an Ontology?

Definition of Technical Terms

PERA Dictionary of Enterprise Integration defines commonly encountered Technical Terms and Acronyms.

We welcome your Comments and Suggestions
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