CWA 15929:2009

This section provides, for the purpose of this document, specific definitions of requirements crucial to a CIS. For a given CIS, only one or just a few requirements may be a major concern.  Two types of specific requirements may be crucial for a CIS:  -  Quality of service requirements (generally addressing the concerns of both business process owners, stakeholders and IT specialists): o  Integrity. o  Availability. o  Performance. o  Capacity. o  Security1. -  Quality of system requirements (generally addressing the concerns of IT specialists): o  Maintainability. o  Resilience. o  Usability.