Microsoft delays Exchange Online PowerShell feature retirement after feedback from IT admins

A major PowerShell change that worried many IT admins has been postponed, but Microsoft's long-term plans remain unchanged.
Microsoft

ACR Stealer: Two observed intrusion chains amid increased threat activity

From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer ...
SecurityWeek

Network of 200 GitHub Repositories Used for Malware Infection

In Operation Muck and Load, over 200 GitHub repositories serve a Go module that leads to Windows malware infections.
techtimes

Post-Quantum Cryptography Comes to Windows TLS: Three ML-KEM Groups Now Configurable

Microsoft's July 14 Patch Tuesday delivered something more significant than the usual batch of security fixes: a quiet rewriting of how Windows negotiates encrypted connections. The update ships ...