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IT disaster recovery (also, simply disaster recovery (DR)) is the process of maintaining or reestablishing vital infrastructure and systems following a natural or human-induced disaster, such as a storm or battle. DR employs policies, tools, and procedures with a focus on IT systems supporting critical business functions. [1]
A disaster recovery plan (DRP) is a documented process or set of procedures to execute an organization's disaster recovery processes and recover and protect a business IT infrastructure in the event of a disaster. [3] It is "a comprehensive statement of consistent actions to be taken before, during and after a disaster". [4]
RACF [pronounced Rack-Eff], short for Resource Access Control Facility, is an IBM software product. It is a security system that provides access control and auditing functionality for the z/OS and z/VM operating systems. RACF was introduced in 1976. [1]
Quality and acceptance vary worldwide for IT security credentials, from well-known and high-quality examples like a master's degree in the field from an accredited school, CISSP, and Microsoft certification, to a controversial list of many dozens of lesser-known credentials and organizations.
Like application controls, general controls may be either manual or programmed. Examples of general controls include the development and implementation of an IS strategy and an IS security policy, the organization of IS staff to separate conflicting duties and planning for disaster prevention and recovery process.
Global Mirror is an IBM technology that provides data replication over extended distances between two sites for business continuity and disaster recovery.If adequate bandwidth exists, Global Mirror provides a recovery point objective (RPO) of as low as 3–5 seconds [1] between the two sites at extended distances with no performance impact on the application at the primary site.
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