UK Telecoms Security

Also known as: TSA 2021, Telecommunications Security Act, Telecoms Security Requirements, TSR

Telecommunications (Security) Act 2021 and the security code of practice — UK Government (DSIT) / Ofcom

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The most prescriptive telecom security regime in Europe: named technical measures for network operators, tiered deadlines, and Ofcom enforcement with penalties up to ten percent of turnover. Obligations reach equipment vendors through the contracts operators must impose on them.

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Monitoring

Watched by 1 official source. Watching since 19 September 2026.