Gartner Research

Evolve and Redesign Security Policy Framework to Meet Industrial IoT and OT Needs

Published: 16 March 2018

ID: G00351110

Analyst(s): Wam Voster , Saniye Alaybeyi , Barika Pace

Summary

Though organizational security policies, procedures, standards and guidelines exist, they are often not entirely applicable or optimized for OT. Security and risk management leaders in converging IT/OT organizations must transform their security policies to support industrial IoT and OT use cases.

Table Of Contents
  • Key Challenges

Introduction

Analysis

  • Establish a Converged IT/OT Security Policy
    • Step 1: RACI-Proof Your Security Policies
    • Step 2. Gain Agreement on Policy and RACI Matrix
    • Step 3. Communicate Policies to Responsible Roles
  • Adopt OT Security Standards and Guidelines That Support the Converged IT/OT Security Policy
    • Step 1. Customize Existing OT Standards or Simply Use Them as a Reference When Developing Your Own Custom OT Security Standards
    • Step 2. Develop OT Security Guidelines to Provide Advice to the Rest of the OT Organization, Including Best Practices for OT Security
  • Develop Coherent OT Security Procedures to Implement the Converged IT/OT Security Policy
    • Step 1. Make OT Security Procedures Coherent
    • Step 2. Give Priority to Network-Based OT Security Procedures
    • Step 3. Implement Procedures for Controlling Adjustments to Hardware, Software, Firmware and Documentation

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