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Solis

@Solis_Security
Joined May 2015
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The April 2021 security updates are available:
Microsoft Security Response Center (@msftsecresponse) profile pictureMicrosoft Security Response Center
@msftsecresponse13 Apr 2021
The April security updates available! Visit aka.ms/securityupdates for full details.
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Microsoft Defender customers utilizing automatic updates do not need to take additional action to receive these protections. On-premises Exchange Server customers should prioritize the security updates outlined here: techcommunity.microsoft.com/…
March 2021 Exchange Server Security Updates for older Cumulative Updates of Exchange Server |...

March 2021 Exchange Server Security Updates for older Cumulative Updates of Exchange Server |...

To help customers more quickly protect their environments in light of the March 2021 Exchange Server Security Updates, Microsoft is producing an additional...

techcommunity.microsoft.com
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We have detected and are now blocking a new family of ransomware being used after an initial compromise of unpatched on-premises Exchange Servers. Microsoft protects against this threat known as Ransom:Win32/DoejoCrypt.A, and also as DearCry.
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