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Security Blog
Technical explainers and comparison articles on Windows security, published by the ShieldGuard developer based on real development and testing experience.
Technical
What Are YARA Rules? How Malware Detection Works — and Where It Fails
A real incident from running 19,000+ rules in production: how an overly broad rule triggered false positives.
Comparison
Windows Defender vs. Third-Party Antivirus
What to look at when comparing the built-in Defender with additional software.
Technical
How File Tamper Detection Works
How Windows' file system change notifications work, and how EDR tools use them.
Technical
How to Check Your Home Network for Vulnerabilities
What CVEs and the KEV catalog are, and why home routers get targeted.
Technical
What Is Windows Antivirus Software?
Free vs. paid vs. one-time-purchase, and the basics of how to choose.
Technical
A Windows 10/11 Security Checklist
How to think about combining protection for your PC, your files, and your network.