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Software as a service (SaaS / s æ s / [1]) is a cloud computing service model where the provider offers use of application software to a client and manages all needed physical and software resources. [2] Unlike other software delivery models, it separates "the possession and ownership of software from its use". [3]
"X as a service" (rendered as *aaS in acronyms) is a phrasal template for any business model in which a product use is offered as a subscription-based service rather than as an artifact owned and maintained by the customer. Originating from the software as a service concept that appeared in the 2010s with the advent of cloud computing, [1] [2] the template has expanded to numerous offerings in t
According to The NIST Definition of Cloud Computing, [3] there are three service models associated with cloud computing: infrastructure as a service (IaaS), platform as a service (PaaS), and software as a service (SaaS). The concept of ITaaS as an operating model is not limited to or dependent on cloud computing.
Search as a service may also be particularly useful for mobile applications, where the client device is limited for storage, processing speed and connection bandwidth. This approach is taken by Algolia, a popular player in the field. Alternately, newer service providers like ExpertRec[4] have further simplified the approach by avoiding having ...
SaaS is scalable, and system administrators may load the applications on several servers. In the past, each customer would purchase and load their own copy of the application to each of their own servers, but with the SaaS the customer can access the application without installing the software locally. SaaS typically involves a monthly or ...
Recovery as a service (RaaS), [1] sometimes referred to as disaster recovery as a service (DRaaS), is a category of cloud computing used for protecting an application or data from a natural or human disaster or service disruption at one location by enabling a full recovery in the cloud. RaaS differs from cloud-based backup services by ...
Platform as a service (PaaS) or application platform as a service (aPaaS) or platform-based service is a cloud computing service model where users provision, instantiate, run and manage a modular bundle of a computing platform and applications, without the complexity of building and maintaining the infrastructure associated with developing and launching application(s), and to allow developers ...
Saas, SAAS, or SaaS may refer to: Seattle Academy of Arts and Sciences; Société Anonyme des Ateliers de Sécheron, a Swiss manufacturing company; Social Accountability Accreditation Services that accredits according to the SA8000 certification standard; Software as a service (SaaS) Security as a service (SECaaS) South Australian Ambulance Service