The significance of the GDPR (General Data Protection Regulation) for personal data protection lies in its stringent rules and principles governing data privacy in the EU. GDPR enhances individuals' rights concerning their personal data, ensuring transparency about how it is collected, used, and stored. Organizations must obtain explicit consent from users to process their data and provide clear mechanisms for data deletion and access. Non-compliance can result in severe penalties, emphasizing the importance of data security. The regulation encourages businesses to adopt robust data handling practices, fostering trust and accountability in their operations, ultimately protecting citizens' fundamental rights.