You can generate 3 additional sets of keys (public and private): gold, silver and bronze. In addition, you can generate a separate set for the Surf Security Card.

To add three additional sets of multisignature keys to Surf:

  1. At the top of the home screen, tap the nut icon.

  2. In the Settings, select Signatures.

  3. Click + and select Derive 3 pairs of keys.

  4. Confirm the action with a PIN code, by scanning your fingerprint or using facial recognition.