Cloud Computing Concept

What is Cloud Computing

The concept of Cloud Computing is that an organization uses a scalable computer network or IT Infrastructure for IT Services via the Internet. Cloud software is software delivered over the cloud.

Cloud Computing Benefits

The advantage of a cloud is that you, as a user of IT services, do not have to care about IT Infrastructure matters. For instance, when a software version changes or the network needs updating or expansion, All that is taken care of by the cloud provider.

A Cloud Computing Reference Architecture: Cloud Computing Reference Architecture [PDF]

Security

Cloud computing is as safe as online banking. You can trust your data to the cloud. That is, if you carefully select your cloud provider.

Organizations make use of cloud providers.

All access to and communication with an organization is, in most cases, secured via SSL (HTTPS) communication. Users need a strong password and should use a CAPTCHA. Power and backup in the data center are fully redundant. That is why many organizations and governments rely on their data center.

What is a Public Cloud?

External

A public cloud is primarily a cloud where users, via the browser, access one or more web applications that serve more than one organization. Also, as an end-user organization, you are not responsible for managing the cloud's software or hardware.

The data is stored in a multitenant environment, with each organization having its own database.

What is a Managed Private Cloud?

External

A managed private cloud is a cloud where you first need to log in to a remote client or virtual desktop to get behind a firewall, and then you log in to a (web) application via the browser. As an end-user organization, you normally manage the cloud software or hardware.

The cloud provider is responsible for managing the software and hardware of the cloud. You own your data and can control how it is stored and archived.

What is an On-Premise Private Cloud

Internal

An on-premises private cloud is a cloud in the data center of the end-user organization. It often resides on the organization's intranet, with data secured behind a firewall. As an end-user organization, you are responsible for managing the cloud's software and hardware.

Dragon1 is a Cloud Application

Dragon1 is offered to you as cloud-based software. Dragon1 is a cloud-based application. This is called Software as a Service (SaaS).

People can log in and work from anywhere, using any device, including PCs, Laptops, tablets, or Smartphones. Organizations and users no longer have to worry about software or hardware.