Demystifying Cloud Series: Cloud-based Platforms - What do I need? - SaaS vs. PaaS vs. IaaS

Nov 2012

Demystifying Cloud Series: Cloud-based Platforms - What do I need? - SaaS vs. PaaS vs. IaaS

Posted by Heather Peters

Organizations can choose where, when and how they use cloud computing; Software-as-a-Service (SaaS), Platform-as-a-Service (PaaS) and Infrastructure-as-as-Service (IaaS) are options. Let's take a closer look at each variable, how it is used and whether it is the right fit for you.

SaaS is software that is developed and deployed as a service offering over the internet. Users are not required to handle upgrades; it is usually managed by a third party vendor and end users pay-as-they-go for the service. A common example is Google's Gmail (free service) or (paid service). Both software services are accessed through a browser, and accessible to the end user wherever they have internet.

Rackspace hosting (link) defines PaaS as a computing platform that allow the creation of web applications quickly and easily and without the complexity of buying and maintaining the software and infrastructure underneath it. It provides the supporting infrastructure enabling the end users to create their own solutions using software components that are controlled by a third party. A common example is's

IaaS is the delivery of computer architecture over the internet and it requires the use of remote operating systems, applications and storage. It is a fully outsourced service on demand. As a virtual machine storage architecture, Windows Azure is a common IaaS example. Another three examples include IBM SmartCloud, 6Fusion USA and Artisan Infrastructure – who are strategic alliances of Asigra Cloud Backup.

NowX AsigraFor an example of a company utilizing an IaaS platform and taking advantage of Asigra Cloud Backup™ read the case study on the benefits this managed service provider received, including:

  • Zero channel conflict
  • Technologically sound solution
  • No customer relationship interference from IaaS provider
  • 25% revenue increase

About the Demystifying Cloud Series: As a recent hire of Asigra, Heather Peters, Marketing Communications Coordinator is attempting to research and wrap her head around the terms and acronyms surrounding cloud computing. Tune in monthly to our blog, The Cloud Backup Blog, and corporate newsletter to follow her series and learnings.

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