Cryptography HW1

Encryption is important because...

• It makes information hard to read if stolen

• It makes information impossible to steal

• It makes information secure from viruses

• All of the above

_____________ is coding a message to make sure it is readable only by the person who it is sent to

• Cipher

• Encryption

• Decrypt

• None of the above

What is needed to encrypt (lock) and decrypt (unlock) information?

• The cypher

• The code

• The key

• Luck

A __________ is a disguised way of writing.

• Cyber

• Cycle

• Cypher

• Plaintext

What is another word for 'cracking a code'

• Decrypt

• Plaintext

• Ciphertext

• All of the above

Text that is in a regular language is called...

• Key

• Cyphertext

• Encryption

• Plaintext

Language that requires a key to read is called...

• Plaintext

• Cyphertext

• Weirdtext

• Key

Before sending important information it is important to _______ it.