Security Scan — Free Tools, No Signup
Free security scan for SSL, headers, and DNS with no signup. A full SQL injection, XSS, and OWASP scan needs Get Started, email verification, and starter credits — no credit card.
What You Get With a Free Scan
No signup required for public tools. Full scans start with a free account.
- No signup for public SSL, CSP, CORS, HSTS, and headers checkers
- Full vulnerability scans cover SQL injection, XSS, and exposed sensitive paths
- OWASP Top 10 aligned checks with prioritized remediation guidance
- Free starter credits — pay-per-scan only when you need deeper coverage
For the full workflow — scan depths, comparison with enterprise scanners, and OWASP coverage — see the website vulnerability scanner guide, the website security scanner landing page, or scan a website for vulnerabilities free online.
Further Reading
Guides to help you understand and act on your scan results.
Related Scanner Tools
Compare sibling scanner landings and free security checkers.
Vulnerability scanner guide
OWASP-aligned scan workflow and depth options.
Online Vulnerability Scanner
Browser-based scanner with no install or agent required.
Scan Website for Vulnerabilities
Full SQLi, XSS, and OWASP scans start after Get Started.
CORS checker
Check origin policy before a full security scan.
CSP checker
Test Content-Security-Policy without an install.
HSTS checker
Confirm Strict-Transport-Security on the live host.
SSL checker
Free TLS grade with no signup.
Free Tools You Can Run Now
Instant checks with no account required.
Frequently Asked Questions
Common questions about free website security scans.
A security scan tests a live website for common flaws. On Vulnify, a free security scan covers SSL, headers, and DNS with no signup. Full SQL injection, XSS, and OWASP scans start after Get Started — no credit card.