Microsoft, SecurityMicrosoft disrupts ransomware attacks targeting Teams users Posted on October 16, 2025 by Onsite Computing, Inc. Microsoft has disrupted a wave of Rhysida ransomware attacks in early October by revoking over 200 certificates used to sign malicious Teams installers. […] Go to Source Author: Sergiu Gatlan Onsite Computing, Inc. Microsoft: Office 2016 and Office 2019 have reach end of support China Hackers Test AI-Optimized Attack Chains in Taiwan