Security Tools

Encrypt, hash and protect data with free security tools. Most run entirely in your browser using the Web Crypto API, so your text, passwords and keys never leave your device.

5 free tools · no account required · works on any device.

AES Encrypt/Decrypt Free AES-256 encryption tool: encrypt or decrypt text with a password using AES-GCM and PBKDF2. Runs entirely in your browser; nothing is uploaded. BCrypt Generator Free bcrypt hash generator: hash a password or any text with bcrypt and a configurable cost factor from 4 to 15. Test password hashing for your app. Password Strength Checker Free password strength checker: test how strong your password is against length, character variety and common-password checks. Runs privately in your browser. RSA Key Generator Free RSA key generator: create a 2048-bit or 4096-bit RSA public and private key pair in PEM format. Keys are generated locally in your browser. SHA256 Generator Free SHA-256 hash generator: compute the SHA-256 hash of any text in hex or Base64 using your browser's Web Crypto API. Your text never leaves your device.

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