Generating SSH Key Using PuTTY Key Generator

You can download the PuTTYgen application for Windows using this link.
  1. Open the PuTTYgen application.

  2. Choose SSH-1 (RSA) key type under Parameters.
  3. Enter the required value in the Number of bits in a generate key field. (Default: 2048)
  4. Click Generate that is adjacent to Generate a public/private key pair under Actions.
    Warning: The PuTTY Key Generator uses mouse movements to generate a unique secure key. Move the mouse around till the progress bar fills up completely.

    The utility generates the public and private keys.

  5. Provide values in the Key comment and Key passphrase fields as required.
  6. Click Save public key and Save private key to save the private and public key (PPK) files to a secure and private location.
  7. Send the Public Key to the SFTP host.
  8. Store the keys and passphrase into the password/key vault.
  9. The Private key must be in OpenSSH key format. So, export the key by using Export OpenSSH Key on the Conversions menu.