Weird Zimbra Vulnerability

Hackers can execute commands on a remote computer by sending malformed emails to a Zimbra mail server. It's critical, but difficult to exploit reliably. In an email sent Wednesday afternoon, Proofpoint researcher Greg Lesnewich seemed to largely concur that the attacks weren't likely to lead to...

Microsoft Reveals Tactics Used by 4 Ransomware Families Targeting macOS

Microsoft has shed light on four different ransomware families – KeRanger, FileCoder, MacRansom, and EvilQuest – that are known to impact Apple macOS systems. "While these malware families are old, they exemplify the range of capabilities and malicious behavior possible on the platform," the tech...