DSF - 03A Introduction to Cryptography

Multiple Choice

The process of changing unreadable text into readable/plain text?

• Encryption

• Decryption

• Hashing

Multiple Choice

Changing plain/readable text into something unreadable is known as encryption.

• True

• False

Multiple Choice

Unreadable text or data is known as ___.

• hash values

• ciphertext

• unicode

• hexadecimal

Let's have a look at Symmetric Encryption

Go to: https://studio.code.org/s/hoc-encryption/lessons/1/levels/1

Multiple Choice

The usage of same key to encrypt and to decrypt is known as

• Symmetric encryption

• Asymmetric encryption

• Hashing

Multiple Choice

Key used in symmetric encryption is known as

• Public key

• Secret key

Multiple Select

What are the keys used in asymmetric encryption?

• Public key

• Primary key

• Private key

• Foreign key