The combination of an HTTP Load Balancer and Cloud Armor in cloud computing environments provides a robust solution for ensuring high availability and security for web applications. An HTTP Load Balancer distributes incoming traffic across multiple backend instances, optimizing performance and scalability. Cloud Armor, a security service in the cloud platform, adds an additional layer of protection by implementing access control rules and mitigating DDoS attacks. This abstract explores the detailed procedure of setting up an HTTP Load Balancer with Cloud Armor in Google Cloud Platform (GCP), including the configuration of instance groups, firewall rules, backend services, and load balancer settings. The integration of Cloud Armor allows the application to benefit from advanced security features, such as IP-based access controls and traffic filtering, thereby safeguarding against malicious activities. By implementing an HTTP Load Balancer with Cloud Armor, organizations can ensure reliable and secure delivery of web applications to their users in the cloud environment.