Platform as a Service (PaaS) is a cloud computing model that delivers a comprehensive environment for developing and deploying applications in the cloud. PaaS aims to provide an integrated view of cloud platforms, simplifying the development and maintenance of cloud applications. PaaS includes various tools such as development kits, database tools, and application management capabilities. A PaaS solution encompasses infrastructure components like servers and storage, along with middleware such as development tools and database management systems. Third-party vendors offer these virtual resources, enabling users to build, deploy, and launch software applications without needing extensive back-end software development. Businesses leverage PaaS to outsource hosting, database construction, cloud security, and data storage. It is commonly used as a scalable platform for new applications or expanding existing applications to larger audiences. PaaS employs a pay-as-you-grow model, helping businesses avoid significant upfront investments in development time and middleware. Development teams use PaaS as an alternative to building and hosting applications with integrated development environments (IDEs). Additionally, PaaS's hosted database and storage services provide similar capabilities to mobile backend-as-a-service (mBaaS) products, which are tailored for mobile applications. PaaS providers range from established software vendors to open source projects. Recently, hybrid cloud has become a popular PaaS deployment method. Hybrid cloud computing integrates different cloud infrastructures, such as public and private clouds, and manages them as a single entity.