What else must be true of such a program for there

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1. In UNIX or Linux systems, it is generally considered an unsafe practice to have executable files that are set UID to "root" because it represents a potential security threat. What else must be true of such a program for there to be an actual threat?

2. Cryptographic hashes are no invertible; that is, there is no computational way to undo the hash to recover the plain text. Even so, attackers "crack" password hashes. Briefly explain how.

Reference no: EM132154714

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