Free Security Tools
12 free online tools to check your security and privacy — no signup required.
Ad Blocker Test
Check if your current ad blocker is working properly by testing against known ad server domains.
Email Breach Checker
See if your email address has appeared in a known data breach. Checks against 12B+ compromised accounts.
Password Strength Checker
Analyze your password strength in real time. Estimated crack time based on common attack patterns.
Password Generator
Generate cryptographically random passwords of any length and complexity. Never leaves your browser.
IP & Privacy Check
See your public IP address, location, ISP, and what data websites can see about you instantly.
Email Header Analyzer
Paste an email header to trace its path, identify spoofing, and check SPF/DKIM/DMARC results.
Phishing Link Checker
Enter a URL to scan it against phishing and malware databases before visiting it.
QR Code Decoder
Decode a QR code and see the URL it contains before scanning with your phone.
File Hash Checker
Calculate the MD5, SHA-1, and SHA-256 hash of any file to verify its integrity.
Password Breach Check
Check if a password has been exposed in known data breaches using k-anonymity.
Website Safety Checker
Check a website's reputation, SSL certificate, and safety across multiple threat databases.
Browser Privacy Check
Test what your browser reveals: WebRTC leaks, canvas fingerprint, tracking cookies.