Hashing Functions Require The Use Of Keys.

Question: The science of encryption is known as ____________________.

Answer: cryptology

Question: ____________________ is the process of making and using codes to secure the transmission of information.

Answer: Cryptography

Question: ___ algorithm, key(s) or cryptovariable(s), and procedures used to perform encryption and decryption.

Answer: Cipher

Question: To ____________________ means to encrypt, encode, or convert plaintext into the equivalent ciphertext.

Answer: encipher

Question: The process of hiding messages within the digital encoding of a picture or graphic is called ____________________.

Answer: steganography

Question: To use a(n) ____________________ cipher, you substitute one value for another.

Answer: substitution

Question: A(n) ____________________ substitution uses one alphabet.

Answer: monoalphabetic

Question: The ____________________ cipher simply rearranges the values within a block to create the ciphertext.

Answer: transposition

permutation

Question: The ____________________ OR operation is a function of Boolean algebra in which two bits are compared, and if the two bits are identical, the result is a binary 0.

Answer: exclusive

Question: Also known as the one-time pad, the ____________________ cipher, which was developed at AT&T, uses a set of characters only one time for each encryption process.

Answer: Vernam