To get the Security Card public key:
- At the top of the home screen, tap the nut icon.
- Select Signatures.
- Select the Security Card which public key you want to copy.
- Select Show key.
- Tap your Card to the smartphone camera.
- Tap the address of the key. Surf will copy the address to the clipboard.
You can copy Cards keys and insert them into a text editor to following deploy a Multisig profile.