Founded in 1999 and headquartered in Foster City, California, Qualys is a leading provider of cloud-based security and compliance solutions. Its SaaS platform delivers vulnerability management, web application scanning, and PCI DSS compliance for 10,000+ enterprise customers.
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1 results shownVulnerability Scanner Comparison: Best Security Scanning Tools 2026
Vulnerability scanners help identify security weaknesses before attackers do. Compare Nessus, OpenVAS, Qualys, and other top scanners.