Malware Protection From Microsoft -

Includes ransomware protection (via Controlled Folder Access), phishing protection (via SmartScreen), and firewall control.

Microsoft Defender for Endpoint provides sophisticated EDR (Endpoint Detection and Response) and AI-powered, automated investigation. Key Weaknesses Microsoft Defender Antivirus in Windows Overview Malware Protection From Microsoft

Microsoft Defender (formerly Windows Defender) has evolved into a robust, top-tier security solution, often making third-party antivirus software unnecessary for average users. Integrated deeply into Windows 10/11, it provides real-time protection, ransomware defense, and cloud-based intelligence, generally achieving high marks in independent lab tests. phishing protection (via SmartScreen)

Here is a comprehensive review of Microsoft’s malware protection as of 2026. Key Strengths top-tier security solution

Being built into the OS means it is always active, rarely requires setup, and causes few system conflicts.