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SSH Key Generator

Generate SSH key pairs (Ed25519, RSA 4096) directly in your browser using Web Crypto API. Your keys never leave your device.

SSH Key Generator

Generate SSH key pairs securely in your browser.

How to use this tool

Create a local SSH key pair for development environments that explicitly permit browser-generated keys.

Suggested workflow

  1. Choose the key type and comment.
  2. Generate the pair locally.
  3. Store the private key securely and add only the public key to an authorized service.

Good to know

Rotate test keys and never upload a private key to a repository, ticket, or chat message.

SSH Key Generator - CodeTools Toolbox - 47 free online developer tools.