A ________________ is an authentication tag (also called a checksum) derived by applying an authentication scheme, together with a secret key, to a message.
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A ________________ is an authentication tag (also called a checksum) derived by applying an authentication scheme, together with a secret key, to a message.
A. Digital Certificate
B. Hash Function
C. Message authentication code (MAC)
D. Public-Key
A type of encryption where the same key is used to encrypt and decrypt the message is:
A. Symmetric Encryption
B. Asymmetric Encryption
C. Eliptical Encryption
D. Digital Encryption
The process of decoding data that has been encrypted into a secret format is:
A. Encryption
B. Decryption
C. Key
D. Passcode
_____________ is the conversion of data into a form, called a ciphertext, that cannot be easily understood by unauthorized people.
A. Encryption
B. Decryption
C. Key
D. Passcod
_____________ is a technique intended to increase the security of an iterated block cipher.
A. Hybrid Protocol
B. Keyed Hash Function
C. Key Agreement
D. Key Whitening
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