You're reading from IoT and OT Security Handbook

Product typeBook

Published inMar 2023

PublisherPackt

ISBN-139781804619803

Edition1st Edition

Concepts

Cybersecurity

Authors (2):

Smita Jain

Vasantha Lakshmi

View More author details

Sensor placement considerations

Once you understand the target OT network architecture and how the Purdue model applies to it, you may start planning sensor connections in an MDIoT deployment.

Generally, MDIoT is used to monitor traffic from Purdue layers 1 and 2. However, in most modern organizations, OT traffic exists on layer 3 as well; therefore, you can use MDIoT to monitor layer 3 traffic.

Review your OT and ICS network diagram with site engineers to determine the best place to connect to MDIoT to get the most relevant traffic for monitoring. We encourage you to meet with local network and operational teams to clarify your and their expectations. It is a promising idea to create a list of the following information for the target network:

A list of devices.
The number of OT networks in the target site.
The number of devices in the OT network.
The vendors and industrial protocols in the OT segment.
Network engineering managers and supporting external...

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IoT and OT Security Handbook

Published in: Mar 2023Publisher: PacktISBN-13: 9781804619803

Authors (2)

Smita Jain

Business enabler and risk management focused, Smita has a unique and globally-experienced approach to Information Security, Data Privacy, IT, OT-IoT, and Digital Transformation. Her hallmarks include transformative vision casting and strategy setting, operational and organizational excellence, and a risk-based approach to enterprise enablement. Recognized thought leader in the transformation process, re-envisioning and establishing organizational cadence and culture. With an established track record of effectively working across various industries. A cybersecurity consultant, strategist, mentor to organizations about the ever-changing cybersecurity landscape and helping them build a dynamic cybersecurity program.
Read more about Smita Jain

Vasantha Lakshmi

Vasantha Lakshmi works at Microsoft India as a Technology Specialist and as previously a Program Manager. She holds Certified Information System Security Professional (CISSP) certification which aids in aligning with the industry standard of security. She has been working on various security products for the last Seven years. She has more than twelve years of experience working as an architect of end-to-end cybersecurity solutions(device, data, apps, O365, identity etc.) for Microsoft 365. Prosci Certified Change Practitioner certification aids in her journey to digitally transform organisations. She holds many certifications such as M365 Enterprise Administrator Expert, M365 Desktop Administrator Associate, SC-200, SC-300, MS-500.
Read more about Vasantha Lakshmi

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