Back Orifice is an example of:

Which of the following will replace system binaries and/or hook into the function calls of the operating system to hide the presence of other programs (choose the most precise answer)?

Which of the following types of attack makes use of common consumer devices that can be used to transfer data surreptitiously?

Which of the following types of attack almost always requires physical access to the targets?

Which of the following methods of encryption has been proven to be almost unbreakable when correctly used?

Which of the following encryption methods uses a matching pair of key-codes, securely distributed, which are used once-and-only-once to encode and decode a single message?

Why is one-time pad not always preferable for encryption (choose all that apply):

You may reduce a crackers chances of success by (choose all that apply):

Which of the following measures can protect systems files and data, respectively?

Which of the following is by far the most common prevention system from a network security perspective?