The difference between the private and public clouds

Private Cloud service open only to internal users,others will not have permission to access platform.The characteristics of the Private Cloud computing resources are not shared characteristics more suitable for financial institutions,government enterprises which have a strong confidentiality of internal information needs of the enterprise,such as the famous IBM RC2.This task can not be completed by Public Computing.Although the ability to create a private cloud for enterprise or organization an exclusive cloud environment,with information security inside the firewall,but to have the operation and maintenance of a private cloud requires a higher capital investment and ongoing technical support,even the strength of the company will be powerless.If you have a private cloud platform services provide credible thirdd-party companies,then you have both a public cloud computing service is fast and convenient,but also the privacy of private cloud computing.Enterprises do not need to build their own data centers,Cloud computing the required IT equipment and infrastructure will be hosted in a professional data center provided by third-party companies,and in accordance with a contract to ensure that customers in the data center resources are physically or logically exclusivity.