Blog

Mr. Jones is unable to bring the tip of the thumb to the tip of the other fingers. Physical examination reveals the following appearance of the hand Apes hand.png Find true statements regarding this condition (all that apply)

Find the result of applying the permutation P10 = (3, 5, 2, 7, 4, 10, 1, 9, 8, 6) to the bit string 10100 01111.

What was the original name of the block cipher that won NIST’s competition to become the Advanced Encryption Standard?

In CBC mode encryption, the first plaintext block is XORed with _______ before being encrypted with the block cipher.

Which AES operation is actually just an XOR?

Which security property is encryption by itself intended to provide?

There are no known faster-than-brute-force attacks against the AES block cipher.

The three algorithms needed to specify an encryption scheme are Encryption, Decryption and ____________________ .

Which statement best summarizes the security of the one-time pad, if used properly?

Which of the following expressions correctly represents the encryption function for the one-time pad?