S - Definitions

  • S

    shadow IT

    Shadow IT is hardware or software within an enterprise that is not supported by the organization's central IT department.

  • software-defined perimeter (SDP)

    A software-defined perimeter, or SDP, is a security technique that controls access to resources based on identity and forms a virtual boundary around networked resources.

  • SPI model

    The SPI model is an abbreviation of the most common cloud computing service models: software as a service (SaaS), platform as a service (PaaS) and infrastructure as a service (IaaS).

  • What is SaaS (software as a service)?

    Software as a service (SaaS) is a software distribution model in which a cloud provider hosts applications and makes them available to end users over the internet.

  • What is shared responsibility model?

    A shared responsibility model is a cloud security framework that dictates the security obligations of a cloud computing provider and its users to ensure accountability.

  • What is single-tenancy? How's it different from multi-tenancy?

    Single-tenancy is an architecture in which a single instance of a software application and supporting infrastructure serves one customer.

  • What is subscription-based pricing model?

    A subscription-based pricing model is a payment structure that allows a customer or organization to purchase or subscribe to a vendor's IT services for a specific period for an agreed-upon set price.