Do you still have an onsite Exchange server?
In the tech news this week we learnt that 4 reported vulnerabilities are being exploited by hacking group HAFNIUM.
Read more at the official Microsoft article – https://www.microsoft.com/security/blog/2021/03/02/hafnium-targeting-exchange-servers/
If you are still running onsite Microsoft Exchange servers it is recommended you install the latest updates to patch these vulnerabilities immediately. More information can be found here – https://msrc-blog.microsoft.com/2021/03/02/multiple-security-updates-released-for-exchange-server/
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