A segment of time, generally expressed on a daily or weekly basis, during which access rights prevail [AJP][NCSC/TG004] (see also access control)
A segment of time, generally expressed in days or weeks, during which access rights prevail [NSTISSC] A segment of time, generally expressed on a daily or weekly basis, during which access rights prevail [AJP][NCSC/TG004][SRV] (see also access control)
Segment of time, generally expressed in days or weeks, during which access rights prevail [1]