UK Telecommunications (Security) Act 2021
Telecommunications Security Code of Practice v1.1 (July 2026): measure groups and their Tier 1 and Tier 2 dates – UK Telecommunications (Security) Act 2021

UK Telecommunications (Security) Act 2021 M9: 01 to M9.06 Customer premises equipment: unique credentials, supported devices, restricted and secure management, inbound connections blocked

What does M9 require?

Installed customer equipment must hold only credentials unique to the device and not guessable from its metadata; remain supported by its supplier, with customers told before and when support ends and offered a replacement while the service is provided; have management interfaces reachable only from specific management address ranges over a current secure protocol; expose customer-facing management only inside the customer network by default; and block unsolicited incoming connections by default. Due: Tier 1 and Tier 2 by 31 March 2025.

Maintained by Gerard BlokdykVerified against the published standard Control text last updated

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