What is cryptography? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Students CBSE Exams.

What is cryptography?

Cryptography is the art of writing using a secret code. Nowadays governments and businesses use codes to communicate important and confidential messages. One can create codes by substituting a number, letter or other symbol for each letter in a message. Another method is to rearrange the order of letters in a message.

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.