Function to the encrypted file using the same key we used to encrypt it.
What Are The Two Basic Functions Used In Encryption Algorithms?
Two basic functions used in Encryption Algorithms are
Substitution
Transposition
Share the most secure encryption for now—AES is short for Advanced Encryption Standard. It's a symmetric block cipher used by the American government to encrypt sensitive data. AES is also used by individuals and corporations alike to lock away classified or otherwise valuable information.