PuTTY key generator
PuTTYgen is the PuTTY key generator. You can load in an existing private key and change your passphrase or generate a new public/private key pair.
Change Password for Existing Private Key
You can change the password of your SSH key with "PuTTY Key Generator". Make sure to backup the key.
- Load your private key file with Load button.
- Enter your current passphrase.
- Change key passphrase.
- Confirm key passphrase.
- Save your private key with Save private key button.
Generate a New Public/Private key pair
You can generate an additional public/private key pair and insert public key into authorized_keys file for authentication with your own private key.
- Start with Generate button.
- Generate some randomness.
- Wait.
- Enter a comment for your key using format 'username@organization.example.com'.
Enter key passphrase.
Confirm key passphrase.
Save your new private keyin "*.ppk"
format with Save private key button. - Save the public key with Save public key button.
You can copy public key out of the ‘Public key for pasting into authorized_keys file’ box. - Export private key in OpenSSH format "id_rsa" using Conversion -> Export OpenSSH key
- Now you can insert additional public key into authorized_keys file for authentication with your own private key.
You must log in using ssh key received after registration. Then proceed to How to add your own key.