A web application is nothing but a computer program that executes detailed functions unswervingly through a web browser. In the true sense of the term, for the web application, the web browser is the client. They vary from customary desktop applications that necessitate software installation to function. Fundamentally, web application security addresses a wide range of issues considering the web applications' security and services such as APIs and websites. They ensure that your information system is secured sufficient to protect critical and important data and uphold operability. During all stages of the application development lifecycle, maintaining security is an important consideration, especially when it is developed to address critical business data and resources. You can augment and ensure secure web application development through appropriate security methods and checkpoints from the early stages of the Software Development Lifecycle (SDLC). For ensuring safety and securi