Sophos analysts are investigating a persistent, multi-stage malware distribution campaign targeting WhatsApp users in Brazil. First observed on September 24, 2025, the campaign (tracked...
Nov 25, 2025Ravie LakshmananData Exposure / Cloud Security
New research has found that organizations in various sensitive sectors, including governments, telecoms, and critical infrastructure, are...
I’m pleased to share three significant updates that advance cybersecurity for organizations that rely on Microsoft technologies. These milestones expand the reach of Sophos’...
Introduction
Email remains the main means of business correspondence at organizations. It can be set up either using on-premises infrastructure (for example, by deploying Microsoft...
Full Transcript
MalwareTech was an anonymous security researcher, until he accidentally stopped WannaCry, one of the largest ransomware attacks in history....
Microsoft on Tuesday announced 63 patches affecting 13 product families. Four of the addressed issues are considered by Microsoft to be of Critical severity,...
