https://motherboard.vice.com/en_us/article/ne5byq/how-to-use-gdpr-protect-your-data-breaches

Nearly all talk of the GDPR—Europe’s new data protection legislation—has been around privacy, such as checking what data companies are collecting on you as a user. But plenty of people, including in many cases Americans, can use the GDPR for something else: to preemptively demand a company delete their data in anticipation of a hack.

In other words, the legislation provides another way those who care about digital security may want to use to clean up their online presence, lowering the chance of hackers obtaining sensitive and personal information.