Description: Metadata encryption is the process of protecting sensitive information that is not directly found in the content of data but in its characteristics and context. In the realm of data privacy, this encryption becomes a crucial tool for safeguarding user privacy. Metadata can include details such as the time of communication, the source and destination IP addresses, the duration of the connection, and other data that, while not revealing the content of the communication, can be used to infer behavioral patterns and relationships between users. By encrypting this metadata, it becomes difficult for third parties, such as internet service providers or government entities, to track or analyze an individual’s online activity. This approach not only enhances security but also reinforces user trust in the use of communication technologies. In a world where digital surveillance is increasingly common, metadata encryption emerges as an effective solution to protect privacy and freedom of expression in the digital environment.