ACR Stealer campaigns use ClickFix lures, JPEG steganography, and WebDAV to steal browser tokens, passwords, PDFs, and synced ...

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

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 ...

Routine' network updates aren't low-risk; modern systems are so interconnected that a tiny tweak can break hidden ...

Stolen and leaked credentials lead to Node.js packages from AsyncAPI and Jscrambler Code Integrity being poisoned with ...

Two of the most exploited weaknesses in enterprise security, unwatched privileged access and unread security alerts, get closed at once, by a platform built for governance and a platform born inside a ...

OpenAI announces the shutdown of Atlas Browser, impacting users and future plans. Learn more about the reasons and implications of this decision.

Microsoft has announced that passkeys will become the default authentication method for the Entra ID enterprise identity ...

Microsoft and Google accelerate passwordless workplace authentication with expanded passkey and FIDO2 security key support.

Microsoft Threat Intelligence identified threat actor activity with overlapping tradecraft commonly associated with ...

Attackers were found using a Lua-based malware loader posing as a TrueType font tile, with layered obfuscation and fileless ...

Two new phishing kits, Jalisco and OmegaLord, have been discovered in attacks targeting Microsoft 365 accounts, using ...