One of the best ways to make sure information is kept secure is to broadcast it using a published standard, and to try to make sure the signal goes as far as possible. Right? Well, maybe that isn't the best strategy after all. Unfortunately for us, the convenience of wireless access to a network means that a lot of people use a wireless network, and that means that a lot of data is being broadcast in the clear.read more..
Traditionally, Unix/Linux/POSIX filenames can be almost any sequence of bytes, and their meaning is unassigned. The only real rules are that "/" is always the directory separator, and that filenames can't contain byte 0 (because this is the terminator). Although this is flexible, this creates many unnecessary problems. In particular, this lack of limitations makes it unnecessarily difficult to write correct programs (enabling many security flaws), makes it impossible to consistently and accurately display filenames, causes portability problems, and confuses users. more ....
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