Objectives of cryptography

In this section, we'll take a look at the four objectives of cryptography.

Confidentiality

It is also referred to as the privacy or secrecy of information. It maintains information and keeps it safe from unauthorized people. This can be attained through various means, such as by physical methods or through mathematical algorithms. Confidentiality in cryptography can be achieved by using scrambled text, cipher text, or encrypted text.

Data integrity

This helps to identify the alteration of data services. Data or information may get altered...