Microsoft warns even patched Exchange servers can still be attacked – TechRadar

Microsofts analysis of the series of attacks that exploit the now-fixed zero-day vulnerabilities on Exchange servers reveals that the threat doesnt end simply by applying patches.
Chinese state-sponsored threat actor Hafnium was blamed for being the first to exploit the vulnerabilities known as ProxyLogon vulnerabilities. Utilities such as Microsofts one-click tool has helped ensure that over 90% servers, several at small business that lack dedicated IT and security teams, have now plugged the vulnerabilities….

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