## Defining New Key Pairs

You can use existing keys and certificates, or you can let Carbide.ui create them for you.
Defining new key pairs using existing keys and certificates

- Select Tools -> Handle Key Pairs. The Key pairs window opens.
- Enter a name for the key pair.
- Click Browse next to the Private key file field to browse existing private keys.
- Select a .key or a .pem file.
- Click Browse next to the Certificate file field to browse existing certificates.
- Select a .cer or a .p7c file.
- Enter a password for the key pair.
- Mark the Save password checkbox if you want to save your password.
- Click Save.

Figure: Handle Key Pairs