The digital age is about protecting personal data and creating laws that meet the needs of users in this context. In the digital age, where personal data is collected and processed on a large scale, the right to protection of personal data is a fundamental human right. Some countries and international organizations have adopted laws and regulations to protect personal data, such as the Universal Declaration of Human Rights and international conventions on the protection of personal data. Some countries, such as the European Union, the United States and Canada, have also adopted national laws to protect personal data Existing laws generally contain provisions for organizations and companies, including compliance with security and privacy standards, allowing individuals before personal data is collected and processed, ensuring the right of access, rectification and remission, and security and privacy reporting. Violations and illegal penalties. However, the implementation and enforcement of these laws still faces challenges such as the complexity of the digital environment, increased data volume, and security threats. Some countries» laws may be inadequate or inconsistent, leading to difficulties in cross-border cooperation and lack of oversight and regulation. In general, in the digital era, personal data protection must be further developed by law and the protection of personal data and privacy must be ensured in a changing environment by creating new competition.