Cloud PaaS SaaS IaaS » represent the three primary service models in modern cloud computing. These cloud services allow businesses to access technology resources online instead of maintaining physical infrastructure. IaaS provides virtual servers and storage, PaaS offers a platform for application development and deployment, and SaaS delivers fully functional software applications accessible through the internet. Cloud PaaS SaaS IaaS models support digital transformation by providing scalable, secure, and cost-effective solutions for organizations of all sizes.