Free Security Tools
Security Tools for Everyone
Professional-grade security tools, completely free. No sign-up required. Built for developers, security researchers, and IT professionals.
Password Strength Checker
Analyze password strength and get recommendations for improvement.
Enter a password
At least 12 characters
Uppercase letter
Lowercase letter
Number
Special character
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text.
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Base64 Encoder/Decoder
Encode or decode Base64 strings instantly.
JWT Decoder
Decode and inspect JSON Web Tokens without verification.
Header
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Payload
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Signature
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URL Encoder/Decoder
Encode or decode URLs and query parameters.
HTTP Headers Analyzer
Check security headers and get recommendations.
UUID Generator
Generate random UUIDs (v4) for your applications.
JSON Formatter & Validator
Format, validate, and minify JSON data.
Regex Tester
Test regular expressions with real-time matching.
CSP Generator
Generate Content Security Policy headers easily.