Reidentified
Reidentified is the past participle of reidentify, meaning to identify again after an initial identification. In data privacy and related fields, it denotes the process or outcome by which data that was previously de-identified or anonymized is linked back to identifiable individuals, or where an individual who was previously masked becomes identifiable again.
Context and usage: The term is commonly used in discussions of data sharing, health information, public datasets,
Risks and implications: Reidentification undermines privacy protections and can expose sensitive information such as health, financial,
Mitigation: Strategies to reduce reidentification risk include stronger anonymization techniques (such as differential privacy, and properties