Securing the "Cloud" Chapter 6

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Cloud community

Community: A community cloud is a cloud service model that provides a cloudcomputing solution to a limited number of individuals or organizations that is governed, managed and secured commonly by all the participating organizations or a third party managed service provider

Cloud hybrid

Hybrid: Hybrid cloud is a cloud computing environment that uses a mix of on-premises, private cloud and third-party, public cloud services with orchestration between the two platforms

Iaas

Infrastructure as a Service Infrastructure as a service are online services that provide high-level APIs used to dereference various low-level details of underlying network infrastructure like physical computing resources, location, data partitioning, scaling, security, backup etc.

Type 1 virtualization

Known as "bare metal" Can boot without the operating system

Type 2 Virtualization

Known as "hosted" Requires the operating system and is dependent on it

Paas

Platform as a service Platform as a Service (PaaS) or Application Platform as a Service (aPaaS) or platform-based service is a category of cloud computing services that provides a platform allowing customers to develop, run, and manage applications without the complexity of building and maintaining the infrastructure typically associated...

Cloud Delivery Models

Private Public Community Hybrid

Cloud Private

Private: Private cloud refers to a model ofcloud computing where IT services are provisioned over private IT infrastructure for the dedicated use of a single organization. A private cloudis usually managed via internal resources.

Cloud public

Public: The public cloud is defined as computing services offered by third-party providers over the publicInternet, making them available to anyone who wants to use or purchase them. They may be free or sold on-demand, allowing customers to pay only per usage for the CPU cycles, storage, or bandwidth they consume.

Cloud computing service models

SaaS, PaaS, IaaS

Saas

Software as a Service Software as a service is a software licensing and delivery model in which software is licensed on a subscription basis and is centrally hosted. It is sometimes referred to as "on-demand software", and was formerly referred to as "software plus services" by Microsoft

Virtualization

Type 1 Type 2


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