Class 1 - Cryptography

Create a public/private key pair.

1. What is the public key? Public key is the key or code that can be shared and is known by all. It is used to encrypt the data .

2. What is the private key? Private key is a secret key which is kept secretly by the user. It is used to decrypt data that was encrypted using its corresponding public key.

3. What can this key pair be used for? Public/ private key pair can be used : To encrypt and decrypt data To authenticate while decrypting the data and secure access to the systems for integrity check (Digital signatures)

4. Why must the private key be protected? For safety and security of one’s data and information.