Microsoft named a Leader in the 2026 IDC MarketScape for MDR/MXDR for the Enterprise

Microsoft Security Blog RSS feed covering August–July 2026 security developments, including DeadLock ransomware, a macOS ClickFix campaign, the ChainDrop self-propagating npm supply-chain worm, Midnight Blizzard credential-theft activity targeting hospitality portals, ransomware disruption by Microsoft Defender, and guidance for Zero Trust, AI security, CNAPP, and MDR. The most actionable items describe active threats involving ransomware, malware delivery, credential theft, browser-fingerprinting evasion, and malicious npm package propagation.