image was real but you would be able to tell somebody who knew the appropriate private key for this phone was actually able to sign this image and upload it to this server at this timestamp so you could imagine maybe you make phones that have the private keys Hardware embedded in them if like a State Security Agency really wants to infiltrate the company they could probably you know plant a private key of their choice or break open the chip and learn the private key or something like that but it would make it a lot harder for an adversary with