Cyber Security and Resilience Bill Introduced to Parliament: Key Changes and What to Expect
The Cyber Security and Resilience Bill (CSRB), Bill 329, was formally introduced to Parliament on 12th November 2025: 61 sections across 5 Parts and 2 Schedules, and the most substantial update to UK cyber security law since the NIS Regulations 2018. This is the section-by-section walkthrough - who the expanded scope catches, exactly what the 24 and 72-hour notifications must contain, and which provisions bite on Royal Assent.