Description: Identity disclosure refers to the risk that an individual’s identity may be revealed from data that has been anonymized. Although anonymization aims to protect personal data privacy, there are techniques and methods that can allow an attacker or third party to infer a person’s identity from seemingly innocuous information. This phenomenon has become increasingly relevant in the digital age, where large volumes of data are collected and analyzed. Identity disclosure can occur when different datasets are combined, allowing for the re-identification of individuals even though their data has been stripped of identifying information. Therefore, it is crucial to implement robust data protection measures and consider the context in which anonymized data is used. Identity disclosure not only raises ethical and legal concerns but can also have significant implications for public trust in institutions that handle personal data. In summary, identity disclosure is an important challenge in the field of data protection, requiring a careful and conscious approach to ensure individual privacy in an increasingly interconnected world.