A lot of computer security is based on trust. Your devices verify that you are, indeed, an authorized user, through the use of user names and passwords. And your devices trust services and servers, through a series of certificates and “trusted third parties” who work through a cascading system of verification and authentication.
5 ways to easily transfer files between an iPhone and Mac
Apple's ecosystem of products generally works quite well when you're in it. Using iMessage on your iPhone and picking...
