In a stream cipher structure a key is input to a pseudorandom bit generator that produces a stream of 8-bit numbers that are apparently random. The output of the generator, called a ___________ , is combined one byte at a time with the plaintext stream using the bitwise exclusive-OR operation.

Fill in the blank(s) with the appropriate word(s).


keystream

Computer Science & Information Technology

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A variable, usually a bool or an int, that signals when a condition exists is known as a(n)

a. relational operator b. arithmetic operator c. logical operator d. flag e. None of these

Computer Science & Information Technology

Forms that you create need to be saved separately from the database file.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

_________________________ is the theoretical time when the number of unallocated IP addresses equals zero.?

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

Which service provided by a PKI ensures that a party in a communication can't dispute the validity of the transaction?

A. Authentication B. Nonrepudiation C. Confidentiality D. Integrity

Computer Science & Information Technology