---
title: "Cyber Security and Resilience Bill: An Introductory Guide"
description: Explore the key principles behind the Cyber Security and Resilience Bill; from what is changing to which organisations are impacted.
image: https://csacyber.com/hubfs/Untitled%20design%20-%202026-01-27T113358.947.png
---

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###### Guides

---

# A leader's introduction to the Cyber Security and Resilience Bill

The UK’s cyber regulatory landscape is undergoing a significant transformation.

 

This guide breaks down the key principles behind the Cyber Security and Resilience Bill (CSRB), giving senior leaders a clear, accessible starting point to understand what the legislation introduces and the factors that may influence their organisation’s exposure.

![Untitled design - 2026-01-27T120620.869](https://csacyber.com/hs-fs/hubfs/Untitled%20design%20-%202026-01-27T120620.869.png?width=1080&name=Untitled%20design%20-%202026-01-27T120620.869.png "Untitled design - 2026-01-27T120620.869")

In response to escalating national‑level cyber threats and increasing reliance on interconnected digital services, the government is introducing the **Cyber Security and Resilience Bill (CSRB),** a modernised framework designed to strengthen how critical technologies, suppliers and service providers safeguard their operations.

For many leaders, the introduction of the CSRB raises important questions: *What exactly is changing? Why now? How might this affect my organisation?*

This introductory guide helps senior stakeholders cut through complexity and understand the legislation in practical terms.

Inside, you’ll find:

- **A plain‑language walkthrough of the bill’s core principles:** Offering clarity on why it is being introduced and the outcomes it aims to deliver.
- **An exploration of scope criteria:** Helping you understand the factors that determine whether an organisation may fall under the regulation.
- **A breakdown of the new expectations:** Outlining the areas where governance, reporting and resilience requirements are set to become more rigorous.

**Access our introductory guide to the CSRB to quickly understand what's changing; and what your organisation must prepare for next.**

 

More like this

## Cyber Security and Resilience Bill: A 90-day readiness guide

A practical, phased 90‑day roadmap built to help security and technology leaders prepare for the UK’s upcoming Cyber Security and Resilience Bill.

[Learn more](https://csacyber.com/lp/csrb-90-day-guide-download?hsLang=en)

![Untitled design - 2026-01-27T113650.404](https://csacyber.com/hs-fs/hubfs/Untitled%20design%20-%202026-01-27T113650.404.png?width=1080&height=837&name=Untitled%20design%20-%202026-01-27T113650.404.png)

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