Network and Service Resilience Guidance for Communications Providers

This document is a guidance report for communications providers regarding their resilience-related security duties under the Communications Act 2003. It outlines best practices in the architecture, design, and operational models that support robust telecommunications networks and services. The guidance aims to ensure the resilience of networks and services utilized by UK citizens, including consumers and businesses. It details expectations for compliance with resilience-related security duties, referencing the Electronic Communications (Security Measures) Regulations 2022 and Ofcom's General Conditions of Entitlement. The document emphasizes the importance of infrastructure reliability, robust processes, and the impact of technology evolution on service delivery. It also discusses the need for flexibility in compliance approaches and the significance of outcome-based principles. Additionally, the guidance supersedes previous documents and is intended to be used alongside the Telecommunications Security Code of Practice, focusing on various aspects of network resilience beyond cybersecurity.