What does this provide?

In a Feistel cipher, the two halves of the block are swapped in each round . What does this provide?A . Diffusion B. Confusion C. Avalanche D. Substitution View Answer Answer: B Explanation: Confusion https://en.wikipedia.org/wiki/Confusion_and_diffusion#Definition Confusion means that each binary digit (bit) of the ciphertext should depend on several parts of the key, obscuring...

Which one of the following is an algorithm that uses variable length key from 1 to 256 bytes, which constitutes a state table that is used for subsequent generation of pseudorandom bytes and then a pseudorandom string of bits, which is XORed with the plaintext to produce the ciphertext?

Which one of the following is an algorithm that uses variable length key from 1 to 256 bytes, which constitutes a state table that is used for subsequent generation of pseudorandom bytes and then a pseudorandom string of bits, which is XORed with the plaintext to produce the ciphertext?A . PIKE B. Twofish C....

A simple algorithm that will take the initial key and from that generate a slightly different key each round.

A simple algorithm that will take the initial key and from that generate a slightly different key each round.A . Key Schedule B. Feistel Network C. SHA-2 D. Diffie-Helman View Answer Answer: A Explanation: Key Schedule https://en.wikipedia.org/wiki/Key_schedule In cryptography, the so-called product ciphers are a certain kind of cipher, where the (de-)ciphering of data...

Juanita is attempting to hide some text into a jpeg file. Hiding messages inside another medium is referred to as which one of the following?

Juanita is attempting to hide some text into a jpeg file. Hiding messages inside another medium is referred to as which one of the following?A . Cryptography B. Steganalysis C. Cryptology D. Steganography View Answer Answer: D Explanation: Steganography https://en.wikipedia.org/wiki/Steganography Steganography is the practice of concealing a file, message, image, or video within another...