Description: The Masking Protocol is a set of rules designed to obscure sensitive data during transmission, thereby ensuring the privacy and security of information. This protocol is primarily used in environments where data protection is critical, such as financial transactions, personal communications, and the storage of confidential information. Its main function is to transform readable data into a format that cannot be interpreted without the appropriate key, making unauthorized access difficult. Masking can include techniques such as character substitution, removal of sensitive information, or data encoding, allowing information to be transmitted securely. This process not only protects data in transit but also ensures that even if data is intercepted, it is not useful to an attacker. Implementing an effective masking protocol is essential for complying with data protection regulations and maintaining user trust in digital systems. In a world where security breaches are increasingly common, masking has become an indispensable tool for organizations seeking to safeguard information related to both customers and operations.