According to Article 4 (1) of the General Data Protection Regulation, Personal Data: "any information concerning an identified or identifiable natural person ("data subject"); the identifiable natural person is one whose identity can be verified, directly or indirectly, in particular by reference to an identity element, such as name, identity number, location data, online identity or one or more factors specific to physical, physiological, genetic, psychological, economic, cultural or social identity of that natural person".
There are also special categories of personal data (sensitive personal data) which are "Personal Data that reveals racial or ethnic origin, political views, religious or philosophical beliefs or trade union affiliation, and genetic data, biometric data, data relating to the health, sex life or sexual orientation of a natural person, and data relating to criminal convictions and offenses".
Data processing in accordance with Article 4 (2) is: "any operation or series of operations carried out with or without the use of automated means, in personal data or in personal data sets, such as the collection, registration, the structure, storage, adaptation or alteration, retrieval, search for information, use, disclosure by transmission, dissemination or any other form of disposal, association or combination, restriction, deletion or destruction."