A newly discovered zero-day vulnerability in Microsoft Exchange Server has experts declaring an emergency and urging CSOs to ...

A Federal Aviation Administration employee in New Hampshire is accused of sending an email to the White House threatening to kill President Donald Trump after using his work computer to ...

Microsoft on Thursday disclosed a zero-day vulnerability in Exchange that's under active exploitation, but four days later customers are still awaiting a patch. The zero-day, tracked as CVE-2026-42897 ...

On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow ...

Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come ...

Microsoft is working to patch CVE-2026-42897, an Exchange Server zero-day vulnerability that has been exploited in attacks.

Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.

Ghostwriter’s March 2026 Ukraine attacks use PDF lures and geofencing to deploy Cobalt Strike on government targets.

Microsoft Exchange Servers are under threat from a zero-day vulnerability, exploited via crafted emails. With no official ...

Our company is gearing up to launch a new product soon and they’ve just implemented a six-month, no-vacation blackout period.

ClaudeBleed, a vulnerability in Claude in Chrome, allows malicious extensions to hijack the AI agent for nefarious purposes.

The Tycoon2FA phishing kit now supports device-code phishing attacks and abuses Trustifi click-tracking URLs to hijack ...