1. Not sure what do you mean. All these features are external to storage as far as I can say.
2. Yes
3. There is at rest encryption. (information on hard disks is encrypted)
4. No in band FCP management, you need IP. It can share interfaces with NFS/iSCSI/CIFS though.
5. Not sure what do you mean. Of course you have unique serial number and some other unique identification. You also have unique SSH keys/SSL certificates. Could you give usage example?