Cloud security is a critical aspect of modern information technology, focusing on protecting data, applications, and infrastructure associated with cloud computing. As businesses and individuals increasingly rely on cloud services for storage, processing, and collaboration, ensuring the confidentiality, integrity, and availability of cloud-based resources is paramount. This involves implementing robust security measures such as encryption, multi-factor authentication, intrusion detection systems, and regular security audits. Additionally, compliance with regulatory standards like GDPR, HIPAA, and ISO/IEC 27001 is essential to safeguard sensitive information and maintain trust with users. Cloud service providers (CSPs) and organizations must work collaboratively to establish clear security protocols and responsibilities, addressing potential vulnerabilities and threats such as data breaches, insider threats, and cyberattacks. By prioritizing cloud security, businesses can leverage the benefits of cloud computing while minimizing risks and ensuring the protection of their digital assets.