Tag Info

Hot answers tagged

6

A first generic comment is that when you give a key to a friend, there is no way you can prevent that "friend" from sending the same key to other people, or blabbering about your semi-private information. In that sense, encryption cannot make a useful distinction between "keyF" and "keyA". In a security setting, there are only two categories of information: ...


3

As usual, the problem is one of definition. Namely, what makes the device 'D' more "genuine" than a PC run by some ill-intentioned individual ? If you get down to it, you will say something like: device D is genuine because that's the true piece of tangible hardware, the accumulation of atoms which came out from the factory. This is fine as far as definition ...


3

The security is only as effective as your trust in your friends to not share it. Distributed systems like this have been thought up before, but adoption is a challenge. You actually really want the information to be replicated across multiple servers so that you have redundancy and can track a graph of where it is. Another alternative idea is that you ...



Only top voted, non community-wiki answers of a minimum length are eligible