Windows Defender
The latest Windows Defender coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches Critical Privilege Escalation Flaw in PC Manager (CVE-2025-49738)
A critical vulnerability has been identified and patched in Microsoft PC Manager, the company's free utility designed to optimize Windows performance and security. The flaw, tracked as...
Critical Windows Flaw CVE-2025-48821 Exposes Systems to Privilege Escalation
Critical Windows Flaw CVE-2025-48821 Exposes Systems to Privilege Escalation A significant security vulnerability, identified as CVE-2025-48821, has been discovered in the Windows Universal Plug and...
CVE-2022-23278 Explained: How to Secure Microsoft Defender for Endpoint Against Spoofing
Microsoft Defender for Endpoint has long stood as a central pillar in enterprise security, serving as the frontline defense against malware, phishing, and a myriad of sophisticated cyberattacks....
Patch Critical Microsoft Defender Flaw Allowing Security Bypass
The disclosure of CVE-2022-33637, a critical Microsoft Defender for Endpoint tampering vulnerability, has sent shockwaves through the cybersecurity community. This high-severity flaw (CVSS score:...
Microsoft Azure Local HCI Enhances Networking with SDN, Security, and Hybrid Cloud Consistency
Microsoft has recently introduced significant networking enhancements to its Azure Local hyperconverged infrastructure (HCI), marking a major leap forward for hybrid cloud deployments. These updates...
Microsoft Defender's Mail Bombing Detection: A Game-Changer for Office 365 Security
Microsoft is taking a proactive stance against email-based attacks with the introduction of Mail Bombing Detection in Microsoft Defender for Office 365. This new feature targets a growing threat...
Microsoft Defender for Office 365 Now Fights Email Flooding with Mail Bombing Detection
Email bombing, a cyberattack technique that inundates a target's inbox with a deluge of emails, has long been a tool for malicious actors aiming to disrupt business operations. Microsoft Defender for...
Microsoft Defender's Mail Bombing Detection: How It Protects Your Organization
Email bombing, a form of cyberattack where attackers flood a target's inbox with a massive volume of emails, has become an increasingly prevalent threat. This tactic aims to overwhelm users, making...
Microsoft Defender for Office 365 Boosts Email Bomb Protection with AI-Powered Detection
Microsoft Defender for Office 365 has taken a major step forward in combating email bombing attacks with its newly enhanced detection and mitigation capabilities. This critical security update...
Microsoft Defender AI slashes email bombing detection from hours to minutes, cutting false positives in early enterprise tests.
Email security has never been more critical as cybercriminals deploy increasingly sophisticated tactics to bypass traditional defenses. Microsoft Defender's new email bombing detection capability...
KnowBe4 and Microsoft Join Forces to Revolutionize Email Security with AI-Powered Threat Detection
The cybersecurity landscape is evolving rapidly, and email remains one of the most vulnerable attack vectors for organizations worldwide. In a groundbreaking partnership, KnowBe4 and Microsoft have...
Microsoft 365 Direct Send Phishing: How to Protect Your Organization
Microsoft 365 tenants across the United States have recently become the focal point of a sophisticated, widespread phishing campaign that leverages a rarely-discussed but highly impactful...