HollowGraph Malware Hides C2 and Stolen Files in Microsoft 365 Events Dated 2050
A newly discovered espionage implant has been using a hijacked Microsoft 365 calendar as its command channel, planting operator instructions...
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Mac Users Warned Over Fake Claude Install Instructions
Mac users searching for Claude could be one copied command away from handing attackers a way into their machines. BleepingComputer...
![[un]prompted 2026 – Breaking The Lethal Trifecta (Without Ruining Your Agents)](https://securityboulevard.com/wp-content/uploads/2018/01/TwitterLogo-002.jpg "[un]prompted 2026 – Breaking The Lethal Trifecta (Without Ruining Your Agents)")
Bitwarden CLI Compromise Linked to Ongoing Checkmarx Supply Chain Campaign
The command line interface (CLI) of the popular Bitwarden open source password manager is the latest target the ongoing Checkmarx...
Microsoft: Critical Windows Admin Center Flaw Allows Privilege Escalation
Image: LightFieldStudios/Envato The dashboard designed to command your servers could double as a control panel for attackers. A newly disclosed...
