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NCSC and BT Block Nearly 1 Billion Cyber Attack Attempts in UK

First seen 3 Dec 2025, 22:41 UTC

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ThreatCluster March 12, 2026 at 13:27 UTC

The National Cyber Security Centre (NCSC) and BT have successfully blocked almost one billion early-stage cyber attacks and attempts to access dangerous websites through their new Defend service. This initiative, launched earlier in 2025, aims to protect UK citizens from fraud and cyber crime by utilizing data from public reports, industry threat intelligence, and protective domain name services.

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