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3 free online tools

Security Tools

Privacy-first security utilities that never send your input anywhere - measure password strength and generate cryptographic SHA digests entirely in your browser.

Category Overview & Feature Comparison

About Security Tools

The Security Tools collection provides browser-based utilities designed for high performance, local data processing, and complete privacy. Every tool operates entirely within your browser - no server uploads, no watermarks, and no signups required.

Tool NameKey FunctionalityClient-Side ProcessingUsage Limit
Password Strength CheckerScore a password and see how long a crack would really take. 100% LocalUnlimited / Free
SHA GeneratorGenerate SHA-1, SHA-256, SHA-384 and SHA-512 hashes instantly. 100% LocalUnlimited / Free
SSL Certificate CheckerInspect X.509 SSL/TLS certificates, issuer details, validity, and expiration countdown. 100% LocalUnlimited / Free