Proof-of-concept exploit code has been released online for two actively exploited and high-severity vulnerabilities in Microsoft Exchange, collectively known as ProxyNotShell. Tracked as ...

More than 60,000 Microsoft Exchange servers exposed online are yet to be patched against the CVE-2022-41082 remote code execution (RCE) vulnerability, one of the two security flaws targeted by ...

Managed cloud hosting services company Rackspace Technology has confirmed that the massive Dec. 2 ransomware attack that disrupted email services for thousands of its small-to-midsized business ...

We all like to think our organization's e-mail is secure—secure in the knowledge that your IT administrator is keeping things up to date, safe, and secure. After all, you have to change your password ...

Microsoft changes mitigation guidance for zero-days, but tells no one: claim Microsoft has changed a portion of the advice it issued for mitigation of two bugs in its Exchange Server product, but made ...

Recognizing the persistent threat posed by ransomware attacks to organizations of all sizes, the Cybersecurity and Infrastructure Security Agency (CISA) announces today the establishment of the ...