Encryption

Question 1

What is encryption

Answer 1

The process of disguising data so that it cannot be understood even if the hacker gains access to the file they cannot read it

Question 2

What are unencrypted message know as

Answer 2

Plaintext

Question 3

What are encrypted messages known as

Answer 3

Ciphertext

Question 4

What is asymmetric encryption

Answer 4

An algorithm that generate 2 keys - a public key and a private key. A public key can be given to anyone. Anyone can use this key to encrypt a message. However the public key can not decrypt a message only the private key can do that. So long as the private key is never given out, messages will stay safely encrypted

Question 5

What are some real life uses of encryption

Answer 5

-Purchases made online are encrypted to try to prevent theft or credit card details
-Satellite TV transmissions are encrypted to prevent users who are not subscribed from watching TV shows