ToolHub
Home › Dev Tools › Random Key Generator

Random Key Generator online

Generate a random key/token via CSPRNG (hex/base64), custom length.

Related tools

JWT Decoder Decode the header and payload of a JSON Web Token. Warns about expiration. Does not verify the signature (offline). JWT Verify (HS256) Verify a JWT's HMAC-SHA256 signature using your secret — locally, so the secret never leaves your browser. JWT Builder (HS256) Create and sign a JWT with HMAC-SHA256 — handy for generating test tokens. Signing happens locally. Hash (SHA) Compute SHA-1/256/384/512 hashes using the Web Crypto API, entirely on your device. Base64 Encode/Decode Encode/decode Base64 with full UTF-8 support (works correctly with any language). Password / Token Generate strong passwords and secret tokens (API keys, NEWS_INGEST_TOKEN, etc.) using secure crypto — nothing leaves your browser.
🔒 Random Key Generator online runs entirely in your browser — the data you enter is not sent to any server. Free, no sign-up required. See446 free dev tools more.