Symmetric and Asymmetric Encryption

Question 1

What is encryption?

Answer 1

The process of converting plaintext into ciphertext in order to make it unreadable for unauthorized people

Question 2

What is symmetric encryption?

Answer 2

Encryption, where the same key is used to encrypt and decrypt the data
Both sender and receiver have this key

Question 3

What is asymmetric encryption?

Answer 3

Encryption, where a different key is used to encrypt and to decrypt the data

Question 4

What is a public and private key?

Answer 4

A public key is available to anyone but a private is kept secret to others

Question 5

How does the encryption for public and private key work?

Answer 5

Data encrypted by the public key can only be decrypted by the private key

Data encrypted by the private key can only be decrypted by the public key