Microsoft Defender for Office 365 mistakenly flags Google search links as malicious
The false positive is attributed to an inaccurate security classification within the Defender for Office 365 Safe Links feature.
Microsoft
20 articles
Microsoft says KB5120998 Windows update resets desktop settings
Microsoft has confirmed that desktop settings are lost or reset on some Windows devices after installing the KB5120998 August 2026 preview update. [.
Microsoft to Automatically Enable Memory Integrity on Windows Devices to Block Kernel Attacks
Microsoft will start automatically enabling Memory Integrity protection on eligible Windows devices through quality updates beginning in October 2026. This c...
Avast Antivirus Zero-Day PoC Lets Attackers Dump SAM Database and Gain SYSTEM Shell
A public proof-of-concept (PoC) repository has revealed a local privilege escalation zero-day vulnerability in GenDigital’s Avast Antivirus. This vulnerabili...
Counterfeit installers turn routine software downloads into enterprise breaches
Microsoft has warned that attackers are breaching enterprise systems via counterfeit download sites impersonating software including Microsoft Edge, Kaspersk...
Microsoft Teams, Outlook fail to launch on ARM-based Windows PCs
Microsoft is working to fix a known issue that causes crashes and launch failures for Microsoft Teams and New Outlook users after installing updates released...
Spring Ring Campaign Uses Teams Vishing, PowerShell RAT and NTLM Relay Attacks
A coordinated social-engineering operation tracked as Spring Ring abused Microsoft Teams external accounts to impersonate corporate IT help desks, targeting ...
Claude AI Can Now Control macOS and Windows Computers to Click, Type and Open Apps
Anthropic has enhanced Claude’s desktop automation capabilities, enabling the AI assistant to operate directly on macOS and Windows computers through Claude ...
Windows memory integrity switches on automatically for eligible devices in October 2026
Beginning in October 2026, Windows quality updates start enabling memory integrity protection on eligible devices with little or no additional configuration....
Impersonating IT support: how threat actors turn a remote session into enterprise-wide access
Microsoft Threat Intelligence observed a human-operated intrusion campaign that abuses Microsoft Teams external collaboration to impersonate IT support, gain...
Fake Software Installers Disable Windows Update and Weaken Microsoft Defender
An active malware campaign is using bogus software-download websites to impersonate trusted vendors and distribute malicious installers.
Anatomy of a Silent Domain Takeover
Key Takeaways Modern AD attacks use legitimate protocols end-to-end, no malware, no exploit, nothing for signature tools to fingerprint. The evidence is alre...
Nearly 22,000 Microsoft Exchange servers remain exposed to critical security flaw (CVE-2026-62911)
Nearly 22,000 Microsoft Exchange servers remain unpatched against CVE-2026-62911, a critical authentication bypass vulnerability, according to daily scans fr...
255 Fake Accounts Used to Send Malicious Excel Files to 80,000 Freelancers
A Russian national has been extradited to the United States to face charges over an alleged phishing operation that used 255 fake accounts on a freelance emp...
Microsoft identifies ‘TerminalFix’ campaign spreading Python reverse tunnel
The campaign uses DLL sideloading and PNG steganography to evade detection.
Microsoft Defender flags legitimate Google search links as malicious
Microsoft is investigating an issue causing the Defender for Office 365 security software to mistakenly block access to legitimate Google search links. [.
Google Patches 26 Chrome Vulnerabilities, Including Critical WebGL and Shared Tab Groups Flaws
Google has released a new update for the Chrome Stable Channel on desktop platforms, addressing 26 security vulnerabilities. This includes two critical use-a...
Fake Microsoft Edge, Kaspersky and Razer Installers Used to Compromise Windows Systems
An active malware campaign that abuses counterfeit download pages for trusted software brands including Microsoft Edge, Kaspersky and Razer to compromise Win...
Open-source secrets scanning tool Sift hunts credentials in Microsoft 365, Slack, and Jira
Sift is a free, open-source command line tool that searches for passwords, API keys, and other sensitive data across the places a company keeps its work: loc...
Counterfeit installers to system compromise: Tracking a deceptive software download campaign
An active campaign is impersonating legitimate software vendors to deliver malware through look-alike download pages and regenerated installer archives. Micr...