IaaS

In practice

In practice, IaaS is typically used for 'lift-and-shift' of existing systems to the cloud - an existing server is taken and run as a virtual machine in the cloud without modifying the application. For energy companies with complex on-premisesIT infrastructure and software run locally in an organisation's own facilities and data centers. KISCustomer Information System - the core system at power suppliers and grid companies for customer management and billing. installations, this is often the first step on a modernisation journey. TvimenningOld Norse meaning 'two bound together' - one who solves a task shoulder to shoulder with another. recommends moving towards PaaSPlatform as a Service - cloud platform where the provider manages infrastructure, allowing developers to focus solely on code. and SaaSSoftware as a Service - software delivered as subscription service over the internet. where possible, as IaaS still requires full operational responsibility for the OS, patches, and security.