GDPR principles in Data protection encourage pseudonymization through most popular and full-personalized devices - mobile phones

The core concept of European reform of the law on the protection of personal data, implemented in EU General Data Protection Regulation (GDPR) – European Parliament and Council Regulation No 2016/679 becoming enforceable on 25 th May 2018. GDPR as a new framework for unit 500 million of customers has strengthen and unite the aspect of data privacy that retaining the main principles of previous Data Protection Directive 95/46/EC. Regulation brings by its hidden traps, many important new obligations in coherence with tougher regime of data privacy in terms of usage of fines and sanctions for the unwary ones. Thus, in this paper, we refer to data protection principles by the example of mobile operators that affect our everyday lives with reference to assigned problem of collect, process and manage a relatively large amount of our personal data. Analytical and conceptual view of processing customer’s metadata and considering right of subject to data portability also reveals and encourage methods for implementing pseudonymization techniques to process them on behind to secure customer’s privacy.