Microsoft releases one-click mitigation tool to help Exchange customers who do not have dedicated security or IT teams

A series of flaws in stand-alone installations of Microsoft Exchange server has seen several hundreds of thousands of installations of Exchange Server being compromised by Chinese hacker group Hafnium. Early this month, Microsoft released new tools and guidance to help server admins detect and mitigate against the threat. Yesterday, Microsoft released an one-click mitigation tool to help Exchange customers who do not have dedicated security or IT teams. You can download it here.