CS #33 Cryptography

What is defense in depth?

___________ is the study of secure communications techniques that allow only the sender and intended recipient of a message to view its contents.

What is encryption?

To view and understand an encrypted message it must first be _________ to change it back to plaintext.

____________ was an example of a simple cipher where each letter of the plaintext is replaced by another letter a fixed distance away.

In Cryptography, the original message, before being transformed, is called _______.

When plaintext is encrypted it creates the ____________.

What type of encryption uses the same key for encryption and decryption?

What type of encryption uses two different public and private keys for encryption and decryption?

The art and science of breaking the ciphertext is known as ___________