Calculation of encryption keys is often explained by what type

of example?

Encryption keys:

Encryption is used to store the data with unique key cryptographic encoding where can be ready only by encrypted key values.

Purpose of encryption is avoiding hacker or unknown user not access the data from workstation or pc or server or laptop.

Encryption has two classes or two methods, one is public and other one is private. Public is everybody can access and private methods only private can access with login methods.

Encryption is calculated by pair key combination or some calculation with mod functions and key is generated and encrypted and stored.