CS #33 Cryptography

Front

What is defense in depth?

Back

using many layers of protections to delay or prevent attackers

Front

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

Back

Cryptography

Front

What is encryption?

Back

the process of making text secret

Front

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

Back

decrypted

Front

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

Back

Caesar Cipher

Front

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

Back

plaintext

Front

When plaintext is encrypted it creates the ____________.

Back

ciphertext

Front

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

Back

Symmetric Encryption

Front

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

Back

Asymmetric Encryption

Front

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

Back

Cryptanalysis