Cryptography 101: Essential Types for Secure Communication 🔐

Cryptography provides for secure communication in the presence of malicious third-parties.

Encryption uses an algorithm and a key to transform an input (i.e., plaintext) into an encrypted output (i.e., ciphertext).
Decryption. It is generally a reverse process of encryption. It decodes the encrypted information so that an authorized user can only decrypt the data because decryption requires a secret key or password.


Answer the questions by commenting below the video with your roll number and Answers:
1.Name the people mentioned in the video.
2. Name the key which they use for encryption.
3. What is the opposite of encryption? on whose side is it performed?
4. What are two types of Classical Cryptography?
5. What are two types of Modern Cryptography?