Secret Key Generator

Generate cryptographically secure secret keys for JWT signing, HMAC, AES encryption, and other applications.

Security & Privacy

This tool is being rebuilt

The earlier version did not work as described, so it is switched off until a tested version replaces it at this same address.

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Tools that work today

ECDH Key Exchange Simulator Simulate Elliptic Curve Diffie-Hellman key exchange between two parties. Visualize the shared secret derivation process.
Secret Scanner Scan text or code for accidentally exposed secrets like API keys, tokens, passwords, and private keys using pattern matching.
Visual Secret Sharing Two sheets of noise that add up to a secret.
Git Diff Secret Finder Paste git diffs and detect leaked credentials, tokens, and secrets using pattern-matching rules.
Secret Message Encoder Encode messages using various methods including zero-width characters, invisible ink Unicode, and whitespace encoding.
.env File Validator Validate .env files for syntax errors, missing required variables, duplicate keys, and exposed secrets.

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This tool is being rebuilt

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