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Connected Fleet Cybersecurity

A reference library for fleet operators

This library brings together four reference guides on the standards that affect connected fleet operations, two articles on the operational reality those standards do not address, and one practical procurement guide. All free, all written in plain language, all built for fleet operators evaluating their providers rather than for the providers themselves.

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The Reference Guides

Four international standards govern how cybersecurity is managed across connected fleet technology, covering information security, vehicle cybersecurity, software updates, and the engineering process behind all three. A provider operating to these standards can demonstrate cybersecurity governance with evidence. A provider that cannot is working without a recognised reference.

cyber investigation team working in a governmental

ISO 27001

The international baseline for managing information security risk. Read this guide to understand what a provider's ISO 27001 certification actually covers, how to read the scope statement, and what to ask about during procurement due diligence.

Auto Virtual Reality

UN R155

The regulation that requires manufacturers to operate a certified cybersecurity management system across the vehicle lifecycle. Read this guide to understand how UN R155 reaches ASEAN fleets through contracts and procurement standards, regardless of WP.29 accession.

Person Analyzing Data

UN R156

The companion regulation to UN R155, governing how software updates to a regulated vehicle are tested, delivered, and recorded. Read this guide to understand why update windows are set by manufacturers, what records you need to keep, and where the obligations land for fleet operators.

Car Touchscreen Interaction

ISO/SAE 21434

The international standard for cybersecurity engineering across the road vehicle lifecycle. Read this guide to understand what sits behind a provider's "built to cybersecurity standards" claim and what to ask about during vendor evaluation.

The Articles

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Why Fleet Cybersecurity Is Not Just an IT Problem

Where your fleet's cybersecurity exposure actually sits, why your IT team's playbook does not cover it, and what to do about it. Written for fleet operators evaluating whether their current cybersecurity governance is fit for connected vehicle operations.

ai neural network visualization shown on multiple digital

What Connected Vehicle Data Tells an Attacker About Your Fleet

Your connected vehicle data describes your operation in detail, broadcasts continuously to systems you do not control, and reveals more than most fleet operators realise. Read the article to see the five categories of data a connected fleet produces and what each one reveals when viewed from the outside.

Two articles examining where connected fleet cybersecurity differs from enterprise IT cybersecurity, and what fleet operators should be doing differently as a result. Read them to understand why current cybersecurity governance often misses the fleet's actual exposure, and what to look for in providers, contracts, and internal processes that close the gap.

TTMI's work with fleet operators and connected systems providers across ASEAN and the Middle East has surfaced a consistent gap: cybersecurity posture is rarely tested before a procurement contract is signed. This guide is built to close that gap.
 

What the guide contains

  • Twelve questions covering the cybersecurity capabilities of the providers your fleet depends on

  • Reference answers for each question, distinguishing substantive responses from vague or evasive ones

  • A two-page checklist designed to take into a vendor meeting
     

Who the guide is for

Anyone with responsibility for selecting, renewing, or governing telematics platforms, fleet management systems, or connected technology providers.


The basis for the guide

The questions are grounded in the requirements of ISO 27001, UN R155, UN R156, and ISO/SAE 21434, and informed by published guidance from Upstream Security, NMFTA, NIST, and the US Department of Energy.


The guide is structured so that the reader can tell, in the moment, whether a provider's answer carries evidence behind it or relies on marketing language. Complete the form to receive the guide by email.

Your information will not be shared with third parties.

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What prompted your interest in this guide?

The Provider Evaluation Guide

Talk to TTMI About Securing Your Connected Systems

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