Microsoft

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Microsoft Teams to warn of suspicious traffic with external domains

Microsoft releases Windows 10 KB5071546 extended security update

Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws

Microsoft investigates Copilot outage affecting users in Europe

“Greatness” Phishing Tool Exploits Microsoft 365 Credentials

Microsoft “mitigates” Windows LNK flaw exploited as zero-day

Microsoft Defender portal outage disrupts threat hunting alerts

Microsoft says new Outlook can’t open some Excel attachments

Social Engineering Risks Found in Microsoft Teams

Microsoft Warns of Increase in Business Email Compromise Attacks

OpenClaw’s Rapid Adoption Exposes Skills Supply Chain and Fake Installer Risks in a High-Privilege AI Agent Platform

RedHat Linux Kernel Multiple Vulnerabilities

ThreatsDay Bulletin: Hybrid P2P Botnet, 13-Year-Old Apache RCE and 18 More Stories

Here’s how to avoid a ‘second strike’

File read flaw in Smart Slider plugin impacts 500K WordPress sites