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Sites where Security Scanner Tool is a core feature are shown first, marked with a Core badge.
Check WordPress themes for security and code quality for free. Quickly verify your theme or Joomla template to ensure it meets key standards.
DNSSEC Debugger helps you diagnose and troubleshoot DNSSEC-signed domains and zones, making DNS security checks quick and easy online.
Testssl.sh is an open-source tool for checking the security of TLS/SSL encryption on your servers, helping you find vulnerabilities and configuration issues.
ClamWin is a free, open-source antivirus for Windows that scans for viruses and offers regular, no-cost virus definition updates to keep your PC protected.
Track the FREAK SSL/TLS vulnerability and test if your connection is secure. Learn about the impact and find resources to protect your data online.
Find trusted sports betting sites and avoid scams with reviews, safety checks, and tips for secure online wagering. Site content is primarily in Korean.
Protect your WordPress site with an all-in-one captcha plugin supporting Google reCAPTCHA, hCaptcha, Cloudflare Turnstile, and more.
BeEF is a browser-focused penetration testing tool that helps security professionals assess and exploit vulnerabilities in web browsers.
Find the latest security advisories, vulnerability updates, and remediation info for Palo Alto Networks products and services in one place.
Assetnote helps security teams monitor and manage their external attack surface, offering real-time insights and continuous protection for digital assets.
CCTV User Group is a UK-based community for surveillance system managers and professionals, offering support, advice, news, and industry events.
Rootkit Hunter helps you check your Linux system for rootkits, backdoors, and security issues. Free, open source, and easy to install and use.
Get the latest Linux news, security advisories, expert guides, and feature updates. Stay informed and join the conversation on Linux security topics.
SDM Magazine shares the latest news, trends, and expert insights for security systems professionals and integrators in the electronic security industry.
DNSSEC/TLSA Validator was a browser add-on that checked website security using DNSSEC and TLSA, helping users verify secure connections in their browser.
Zero Day Initiative connects security researchers with vendors to report and resolve software vulnerabilities, helping improve cybersecurity for everyone.
Scan and check your Kubernetes configuration files for security issues online. Get instant feedback to help keep your cloud-native apps safer.
Cipherdyne.org offers open-source tools for system and network security, including port knocking, single packet authorization, and intrusion detection.