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The main focus of this paper is to demonstrate to the reader the importance that personal data has gained in recent years, which, thanks to technology, has had and continues to have a significant impact and volatility in its application. Therefore, we will address the most common use of personal data in people's daily lives, whether for personal use or as subjects of institutional responsibility. This, in addition to digital platforms and the growing need for individuals to live their personal and professional lives through them and their digital screens, often without distinguishing one from the other.