Data preservation is the practice of securely storing and maintaining data for long periods of time to ensure its continued accessibility, usability, and authenticity. This is particularly important for valuable or sensitive information, such as scientific research data, historical records, or business records. Data preservation involves strategies for the long-term storage, backup, and protection of data, as well as documentation and metadata management to ensure that the data remains useful and understandable over time. This research area encompasses a range of topics, including data archiving, data curation, digital preservation, and best practices for ensuring the longevity and integrity of data.