Then all the NSA knows is which mail server is talking to which mail server
Unless they have backdoor access to one of the mail servers themselves (e.g., apparently, gmail).
Even without that, knowing "which mail server is talking to which mail server" could be enough to get a good amount of information. This would be especially true if you're using a relatively small mail provider (like Lavabit) or especially so with your own dedicated mail server.
Unless they have backdoor access to one of the mail servers themselves (e.g., apparently, gmail).
Even without that, knowing "which mail server is talking to which mail server" could be enough to get a good amount of information. This would be especially true if you're using a relatively small mail provider (like Lavabit) or especially so with your own dedicated mail server.