Ever find yourself with too many passwords to remember and no idea where to keep them so that only you can find the password list? Creating a password.txt file in your root directory is out of the question, as is a password-protected OpenOffice.org file. A piece of paper hidden somewhere is not a good idea, because after you forget where did you put it, someone else will find it and abuse it. Instead of these approaches, consider using steganography, a method for hiding sensitive information inside some other object, typically a JPEG picture or a sound file, 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 ....
Comments