At least one ransomware group has been spotted using Exchange Server vulnerabilities to deploy BlackCat ransomware on target networks, according to Microsoft. Microsoft has warned that one ...

Threat actors are actively exploiting Microsoft Exchange servers using the ProxyShell vulnerability to install backdoors for later access. ProxyShell is the name of an attack that uses three chained ...

Threat actors are now actively scanning for the Microsoft Exchange ProxyShell remote code execution vulnerabilities after technical details were released at the Black Hat conference. Before we get to ...

Last year, two high severity, easily exploitable Microsoft Exchange vulnerabilities dubbed ProxyLogon and ProxyShell made waves in the infosec sphere. Nearly a year later, Exchange Server admins are ...