Tony Diver, Rozina Sabur and Matt OliverAug 23, 2026 – 10.22amLondon | Iran shut down a British power plant for four days in an unprecedented cyberattack, The Telegraph has revealed.It is thought to be the first time hackers affiliated with the Iranian regime have succeeded in shutting down such a facility in the UK, and is believed to be the most successful cyberattack of its kind.The Telegraph LondonSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles
Iranian hackers shut down UK power plant
It is thought to be the first time that hackers affiliated to the Iranian regime have succeeded in closing down such a facility in the UK.
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