Rights of the data subject

When a controller processes personal data, it must take appropriate measures to ensure that the data protection rights of data subjects are fulfilled. Controllers are also required facilitate the exercise of the data subject's rights.

According to the General Data Protection Regulation (GDPR), data subjects have the right

Not all of these rights can be exercised in all situations, depending on factors such as the basis for the processing of personal data.

Read more:
What rights do data subjects have in different situations?
GDPR: Article 12 (EUR-Lex)