Hardenize provides a comprehensive and free assessment of web site network and security configuration.
Cost / License
- Free
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)



HTTP Observatory is described as 'Developed by Mozilla, the HTTP Observatory performs an in-depth assessment of a site’s HTTP headers and other key security configurations' and is a Website Audit tool in the security & privacy category. There are more than 10 alternatives to HTTP Observatory for a variety of platforms, including Web-based, Self-Hosted, Google Chrome, SaaS and Linux apps. The best HTTP Observatory alternative is Web Check, which is both free and Open Source. Other great apps like HTTP Observatory are SiteOne Crawler, SpiderFoot, Google Lighthouse and urlscan.io.
Hardenize provides a comprehensive and free assessment of web site network and security configuration.



Quickly and easily assess the security of your HTTP response headers.
CryptCheck is a Ruby toolbox that help anybody to check for cryptography security level and best practices compliance.
Web Privacy Check monitors privacy enhancing features on websites, and helps you find out who is letting you exercise control over your privacy. We check to what extent a website monitors your behaviour and how much they gossip about the monitoring to third parties.
CodePhantom is a cutting-edge security scanning platform that empowers developers, DevOps teams, and businesses to maintain robust website security. Our automated platform performs comprehensive analysis of security headers, SSL/TLS configurations, DNS settings, and port...


Cipherscan tests the ordering of the SSL/TLS ciphers on a given target, for all major versions of SSL and TLS. It also extracts some certificates informations, TLS options, OCSP stapling and more. Cipherscan is a wrapper above the openssl s_client command line.
Comprehensive SSL/TLS monitoring. We proactively monitor your SSL/TLS enabled domains to prevent expiry, misconfiguration, and insecure protocols. We watch and report any changes to your certificate so you can detect and respond to attempts at tampering or domain takeover.




Reviewing a website's Content-Security-Policy settings, suggesting improvements to protection, and possible bypasses to the policy.

TrueTechFinder is an AI-powered website technology lookup tool that helps you detect CMS, hosting, analytics, frameworks, and security tools. Instead of raw technology lists, it provides clear, human-readable insights and side-by-side comparisons to help founders, agencies...


The Website Security Test is a free online tool to perform web security and privacy tests:
