An investigation claims that the UK’s National Health Service, which was hit hard by the notorious WannaCry worm in 2017, has seen a marked fall in ransomware attacks since.A report published by Comparitech, based upon Freedom of Information requests, reveals the somewhat surprising news that since WannaCry there have only been six recorded ransomware attacks against the NHS.
In all, the NHS has suffered a total of 209 reported ransomware attacks since 2014, but the drop in incidents since WannaCry is truly remarkable.Can it really be true? The NHS is one of the world’s largest employers, and even if not all of its 1.5 million staff have computers it still seems an astonishingly low rate of infection. If the statistics are accurate, then surely there is much that other organisations could learn from the NHS’s success.In Comparitech’s view the lower number of attacks can be explained by the NHS putting into practice the lessons it learned from the WannaCry attack.NHS trusts increased spending to secure their infrastructure, reduce vulnerabilities, and update computers running legacy operating systems. In addition, there may well have been positive consequences from rolling out cyber awareness training amongst more staff, and reducing access to IT systems to only those personnel who need it and have undergone mandatory training.It should be borne in mind that the report’s statistics are not complete – 20 per cent of hospitals unfortunately refused or failed to respond t ..
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