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Stack Overflow

stackoverflow.com

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What We Check on Stack Overflow

TLS / HTTPS Security

We verify that stackoverflow.com uses HTTPS with a valid TLS certificate, modern cipher suites, and proper HSTS configuration to protect data in transit.

Security Headers

We check whether stackoverflow.com sends critical headers like Content-Security-Policy, X-Frame-Options, and Permissions-Policy to defend against XSS and clickjacking.

Content Security

We scan stackoverflow.com for mixed content, vulnerable JavaScript libraries, exposed admin panels, and information disclosure risks.

DNS & Email Security

We validate SPF, DKIM, and DMARC records for stackoverflow.com, check DNSSEC, and test for subdomain takeover vulnerabilities.

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