In order to start using your new wallets messaging over heightened security features you will need to create a public key.
Open your wallet and go to Help>Debug>Console
In the box enter the following command: smsgscanchain and wait until wallet returns the response: Scan Chain Completed
Then enter: smsggetpubkey "your receiving XBC address"
Example if your address is : BLo8EAZzVsnGnvrb4i1GnHVv1bSMRemejp then the command would be
A compressed public key will now be active on the network for this address and now you are ready for P2P messaging over the XBC network.