Website Security Intelligence for Modern Business

Security posture has become a critical factor in business relationships. Whether you're evaluating potential vendors, assessing acquisition targets, or building prospect lists for security products, understanding how websites implement security controls provides valuable intelligence. Our security classification system analyzes multiple dimensions of website security to help you make informed decisions.

From basic SSL certificate implementation to advanced security headers and WAF protection, each security signal reveals something about an organization's security maturity. Companies investing in comprehensive security measures typically demonstrate stronger operational practices overall. For sales teams selling security solutions, identifying companies with gaps presents targeted opportunities. For procurement teams, security data helps qualify vendors before engagement.

Our database tracks security implementations across millions of websites, enabling segmentation by security maturity level. Combined with company size data and business model classification, you can identify patterns and opportunities within specific market segments. Understanding security posture is particularly relevant for companies in regulated industries or those handling sensitive data.

Browse by Security Feature

HTTPS / SSL Enabled

14.2M+ domains

Websites with valid SSL/TLS certificates enabling encrypted connections. While HTTPS is now standard, certificate type (DV, OV, EV) and configuration quality vary significantly. Identify sites with proper encryption implementation.

Explore HTTPS Sites

Security Headers

4.8M+ domains

Sites implementing security headers like CSP, HSTS, X-Frame-Options, and X-XSS-Protection. These headers indicate security-conscious development teams and mature security practices. A key indicator of overall security investment.

Explore Secure Headers

WAF Protected

2.1M+ domains

Websites protected by Web Application Firewalls including Cloudflare, AWS WAF, Akamai, and others. WAF adoption indicates proactive security investment and typically correlates with higher-value targets worth protecting.

Explore WAF Sites

Compliance Certified

890K+ domains

Websites displaying compliance certifications like SOC 2, ISO 27001, GDPR compliance, HIPAA, or PCI-DSS. These certifications indicate significant security investment and often enterprise-ready operations.

Explore Certified Sites

Security Gaps

3.8M+ domains

Websites with identifiable security weaknesses like missing HTTPS, outdated TLS versions, or absent security headers. Valuable for security product sales targeting or identifying vendors that may pose supply chain risks.

Explore Gap Analysis

Use Cases for Security Intelligence

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Security Sales

Identify companies with security gaps who would benefit from your security products and services for targeted outreach.

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Vendor Assessment

Evaluate the security posture of potential vendors and partners before entering business relationships.

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Risk Management

Monitor the security status of companies in your supply chain or investment portfolio for ongoing risk assessment.

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Security Research

Analyze security adoption trends across industries and company sizes for market research and benchmarking.

Understanding Security Signals

Our security classification examines multiple technical indicators to build a comprehensive picture of each website's security posture. SSL/TLS analysis goes beyond simple presence to examine certificate authority, validity period, and protocol versions supported. Security header analysis checks for Content Security Policy, HTTP Strict Transport Security, and other protective headers that mitigate common attack vectors.

WAF detection identifies websites protected by popular web application firewalls including Cloudflare, AWS WAF, Akamai Kona, Imperva, and others. Companies investing in WAF protection typically handle valuable transactions or sensitive data, making them relevant for enterprise B2B targeting. Our detection methodology identifies WAF presence through response headers, behavior patterns, and known fingerprints.

Compliance certification detection scans websites for mentions of SOC 2, ISO 27001, GDPR, HIPAA, PCI-DSS, and other compliance frameworks. While we can't verify certifications, their presence on websites indicates security investment and often enterprise readiness. Combined with funding data and company size, compliance signals help identify mature organizations.

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Security Intelligence for Sales and Marketing

For companies selling security products and services, our security classification provides qualified prospect lists. Filter for websites with security gaps matching your solution's capabilities. A company without WAF protection represents a prospect for WAF vendors. Sites missing security headers could benefit from security consulting. This targeted approach dramatically improves sales efficiency compared to generic outreach.

Security status also correlates with other business attributes. Companies in regulated industries like financial services and healthcare typically show stronger security implementations. Enterprise-focused companies often display compliance certifications prominently. Understanding these patterns helps you build ideal customer profiles that incorporate security maturity alongside traffic and growth signals.

Our API enables real-time security lookups and bulk analysis, integrating security intelligence into your existing workflows. Whether you're building automated vendor assessments, enriching CRM data, or creating dynamic prospect lists, security classification adds a critical dimension to your business intelligence capabilities.

Domains by Security Features