A Zero Trust approach for IoT and OT – An embracing perspective

Zero trust or ZT as it is more prominently known today, has become more than just a theoretical concept. As more devices are coming together to form the IoT space or as I like to call, “the growing allied era”, the intensity of data or information which is exposed for the attack surface will grow beyond human perception. With newer technologies and newfangled disciplines being born every other day, the rate of digital transformation will definitely need to be considered as an imperative factor when it comes to securing data. Securing any organizational data starts with seeing each associated client and gadget and all of information they are attempting to get to. This is an essential reason of any security structure—including Zero Trust. Unquestionably, you need to realize who is attempting to get to what before you can make appropriate requirement strategies and controls.

Genuinely understanding gadgets requires significantly more than just recognizing their IP locations, manufacturers and model numbers. It’s essential to acquire definite understanding into each gadget on the organization, including its business setting and potential for hazard. This is the place where precise situational awareness makes all the metamorphosis. The expansion of cloud computing, smart phone use, and the Internet of Things has broken down customary organization limits. Solidified organization edges alone are not, at this point viable for providing enterprise security in a world of progressively erudite cyber risks. Zero trust is a design to deal with architecting an information technology setting that could decrease an organization’s risk to be vulnerable or exposure in a “border less” world. [Reference]

Source: Reference

A zero trust architecture treats all clients as probable risks and forestalls access to information and assets until the clients can be appropriately confirmed and their access to the information to be authorized. Generally, a zero trust design permits a client full access yet just to the absolute minimum they need to play out their work. In the event that a gadget is compromised, zero trust can guarantee that the harm is contained. The idea of zero trust has been around for over a decade, however the technology to help it is currently moving into the conventional world.

A zero trust architecture inclines vigorously identity management, asset management, application authentication, network segmentation, and threat intelligence. Architecting for zero trust should improve online protection without sacrificing the client experience. The National Cybersecurity Center of Excellence {NCCoE} is investigating progressing industry improvements in zero trust and its technologies that help the objectives and goals of a viable, secure, and principles based zero trust architecture. [Reference]

Accomplishing Zero Trust is frequently seen as expensive and complex. In any case, Zero Trust is based upon your current infrastructure and doesn’t expect you to tear and supplant existing technology. There are no Zero Trust products but here are products that function commendably in Zero Trust conditions and those that don’t [Reference]. Creating a ZT infrastructure needs top to bottom comprehension of all IoT and OT frameworks on the organization, so you can settle on context-based segmentation to diminish business risks without unduly affecting availability.

With the IoT space growing exponentially and with more than ever devices connected that also continue to expand, there shouldn’t be a second thought that ZT security architecture will definitely serve a potential solution to manage data security. Leverage a Zero Trust way to deal with your business measures, clients, information, and information streams, and set strategy that can be updated automatically, in the purview of potential threats and risks, with each cycle.

Article by Kaushik Sundararajan

I am a security professional specializing in network security. With vivid experience in different industries, I am looking to explore the current cyberspace and discuss the ideology of certain ideas from a different perspective.

Published by The Art of Cyber-Space

I am a security professional specializing in network security. With vivid experience in different industries, I am looking to explore the current cyberspace and discuss the ideology of certain ideas from a different perspective.

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