Cryptography Basics Quiz

What is cryptography?

• A way to store passwords

• Scrambling information to protect it

• A type of computer virus

• A programming language

Which encryption method uses the same key to encrypt and decrypt?

• Asymmetric

• Caesar Cipher

• Symmetric

• Public Key

Which encryption method uses two different keys?

• Symmetric

• Caesar Cipher

• Asymmetric

• Vigenère Cipher

What is a “key” in cryptography?

• A password to unlock a computer

• A shared secret used to decrypt data

• A type of encryption

• A computer virus

What does “decryption” mean?

• Encrypting data

• Scrambling data

• Converting encrypted data back to its original form

• Hiding data

Which is faster for ongoing data transmission?

• Asymmetric encryption

• Symmetric encryption

• Caesar Cipher

• Public key encryption

What is encryption?

• A person who tricks you into giving your password

• converting information or data into a code to prevent unauthorized access.

• To upload your personal data to the cloud

• When there is a security breach in your data

To encrypt a message you need 2 main parts, a _________ & a key

• cipher

• code

• algorithm

• crypt

The fundamental problem in cryptography is:

• Message secrecy

• Key exchange

• Lock exchange

• Algorithm complexity

_______ is the science and art of transforming messages to make them secure and immune to attacks.

• Cryptography

• Cryptoanalysis

• neither Cryptography nor Cryptoanalysis

• either Cryptography or Cryptoanalysis