Web Application Scanning

Our web application scanning tool helps you minimize risks & reduce your attack surface for modern web apps and APIs.

De-risk and secure your web apps and APIs across any architecture – from cloud-native to on-prem



web applications scanned for expansive asset coverage and unparalleled insight


25+ Million

vulnerabilities uncovered with continuous monitoring & precise risk assessment


8+ Million

misconfigurations rectified, with rapid threat mitigation & resource optimization

Easily deploy, scale and manage millions of web apps & APIs

Empower your Security and IT teams to enhance compliance, reduce risks, and achieve rapid risk remediation with comprehensive, accurate scans with automated, continuous monitoring across cloud-native to on-prem architectures. Qualys WAS uncovers runtime vulnerabilities, OWASP Top 10, misconfigurations, PII exposures, web malware and more in modern web applications and APIs.

Qualys has enabled us to integrate into build, test, operational and automation efforts, whether on premise or in the cloud.

Abie John

CISO at Avaya

With the Enterprise TruRisk Platform, we're succeeding in making the business aware of what they need to do to keep their systems safe—it's a valuable layer of protection against potential threats.

Hans Petter Holen


Enterprise TruRisk Platform uniquely provides real-time visibility of IT security and compliance posture on a global scale.

John Wheeler

Vice President, Services Strategy and Offering Management at IBM Security

Discover All Web Apps & APIs

Uncover and secure vulnerabilities across all web assets inventory – internal, external, cloud-hosted, forgotten or unknown.

Detect PII Exposures

Guard against hefty fines from exposed personal data (PII) & compliance issues with standards like GDPR, PCI DSS, HIPAA, etc.

Merge Third-Part Data

Consolidate third-party and manual penetration test data with automated WAS findings for a unified, complete security overview.

Discover & Identify API Security

Proactively scan REST/SOAP APIs, API connectors and microservices to secure your web traffic and prevent exploitations.

Prevent Malware Data Theft

Detect and eliminate malware threats, using behavioral analysis for zero-day threats, to safeguard your business reputation.

Quickly Shift Left or Right

Reduce MTTR by embedding WAS in CI/CD environments or ITSM ticketing systems to align security, development and operations.

Powered by the Enterprise TruRiskTM Platform

The Enterprise TruRisk Platform provides you with a unified view of your entire cyber risk posture so you can efficiently aggregate and measure all Qualys & non-Qualys risk factors in a unified view, communicate cyber risk with context to your business, and go beyond patching to eliminate the risk that threatens the business in any area of your attack surface.

Qualys Cybersecurity Asset Management Dashboard

A day in the life


Web Application Security Analyst

See how Peter orchestrates a strategic response to an emergent security threat - a new authentication bypass vulnerability - by utilizing the powerful capabilities of Qualys WAS and securing a vast web application landscape of 2000+ web apps.

Explore WAS Product Tours

Discover web apps & APIs across your attack surface

Get continuous, automated scanning to discover and secure web apps & APIs across cloud & on-prem.


60% of organisations struggle to identify all web applications, leaving them vulnerable to security risks.

What does it contain?

  • Identify forgotten, orphaned, or unknown web apps across internal and external networks.
  • Uncover all web applications, including those on open HTTP ports, for enhanced security coverage.
  • Organize and tag apps for better access control and reporting.
  • Seamless integration with CSAM/EASM for external attack surface management.
  • Access a central command centre for real-time insights.

De-risk your attack surface with continuous monitoring

Detect vulnerabilities, misconfigurations, PII exposures & OWASP risks across web apps & APIs.


The average cost of a PII data breach globally is $4.35M USD, and it rises to $9.44M USD on average in the US.

What does it contain?

  • Run deep scans to identify vulnerabilities, misconfigurations, OWASP Top 10, CISA Known Exploited Vulnerabilities, SQLi, XSS, runtime risks in APIs & more.
  • Get risk prioritization based on Qualys TruRisk™ score.
  • PII exposure and web malware detection ensures compliance with GDPR, HIPAA, PCI DSS.
  • Get a unified view with consolidated scan results from third-party manual PEN test tools.

Streamline AppSec for faster vulnerability remediation

Integrate web app scans in SDLC, using ITSM for quick remediation and fostering DevSecOps collaboration.


Integrating security practices early in the SDLC can reduce MTTR by 70%, ensuring faster threat mitigation.

What does it contain?

  • Detect code issues early with CI/CD integration in Azure, Jenkins, Bamboo, Team City, GitHub.
  • Customize build pass/fail criteria based on severity.
  • Auto-create tickets for tasks in ServiceNow AVR & Jira.
  • Gain insights with a single dashboard for monitoring scans, vulnerabilities, and malware trends.
  • Track Time to Remediate (TTR) to measure security program effectiveness.

Secure, Measure, Eliminate: Boost Your Web App Security with Qualys WAS!

Try WAS at no cost for 30 days

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Email or call us at 1 (800) 745-4355