Question 1

The number of possible keys in an encryption algorithm is called the ____________.

cyber space

kiosk space

my space

key space

Question 2

A random number used only once in some encryption algorithms is known as ________

zonce

bonce

monce

nonce

Question 3

A technique called publickey cryptography, also known as ________ cryptography.

symmetric

one-time pad

asymmetric

substitution

Question 4

The central idea of splitting a message into chunks and using an encryption key that shorter than the entire length of a message is known as ___________ cipher mode.

Block

Steam

Question 5

Until we have a capable quantum computer, RSA remains a safe form of encryption.

True

False

Question 6

Secure implementations of RSA must also use the ______ algorithm.

NSA

3DES

OAEP

PIP3

Question 7

The process of encrypting messages with your private key is often referred to as _______

encrypting

forging

repudiation

signing

Question 8

The ___________ is a logic operation that outputs 1 when the two input bits differ and 0 when they are the same

OR

AND

XOR

NAND

Question 9

This process of generating longer keys from short ones is called ___________.

Key Derivation

Key Period

Key Space

Key Merging

Question 10

__________ is malicious code that holds a machine hostage by encrypting its files.

Ransomware

Botnets

Trojans

Worm