Cloud solutions – are a model of IT resource consumption in which the user accesses them and pays for the amount actually consumed or booked – without large capital investments.
Lower capital costs. In the case of using cloud solutions, costs go from capital to operational – instead of one-time acquisition of equipment and software, the client pays periodically on the fact of resource consumption (for the month, for the quarter, for the year, depending on the conditions of the supplier).
Scalability and flexibility. It is easy and easy, almost at any time, to change the amount of necessary resources. There is no risk of taking too weak capacity or excessive resources and paying only for what is really necessary during this period.
Information security. The cloud solution supplier provides all the necessary conditions to protect data centers from all possible risks of service suspension – power supply and conditioning data centers ЦОД, protection against data breaches and intrusion of intruders, compliance with the requirements of the law.
High availability. Suppliers almost always provide a level of availability of resources and services at a level above 99.9% of the time during the year.
Private cloud – Build your own IT infrastructure and then deliver it as a service to users inside the company. This model is usually used by large enterprises for which full control over the entire IT infrastructure is critical.
Public cloud – Rent virtual services, infrastructure, services, resources from a provider that provides them to a variety of other customers. A roughly equally common consumption pattern for small, medium, and large businesses.
A hybrid cloud is a solution that combines local resources and a public cloud into a single network. Depending on the tasks and requirements of the client, this model is often very effective.
Globally, cloud solutions come in four types: