The provision of appropriate information for management to operate the entity and exercise its fiduciary and governance responsibilities.
Information is true and credible.
Source: CobiT 5
Property of consistent intended behaviour and results.
Source: Source: ISO 27000 - Information Security Standards
A measure of how long a Configuration Item or IT Service can perform its agreed Function without interruption. Usually measured as MTBF (Mean Time Between Failure) or MTBSI (Mean Time Between Service Interruption).