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AC-9(2)

AC-9(2): Successful / Unsuccessful Logons

The information system notifies the user of the number of [] during [organization-defined time period].

Supplemental

CIA Levels
Confidentiality	unknown
Integrity	unknown
Availability	unknown

Overlays
None

CSF Categories
None

Related Controls

The controls below (if any) were marked by NIST as being related to AC-9(2).

Control	Description
No controls

Enhancements

The controls below (if any) add on to the requirements of AC-9(2).

Control	Description
No controls

Related CCIs

The CCIs below are tied to AC-9(2).

CCI	Definition
CCI-001389	Defines the time period that the system notifies the user of the number of successful logon/access attempts.
CCI-001390	Defines the time period that the system notifies the user of the number of unsuccessful logon/access attempts.
CCI-001391	Notify the user, upon successful logon, of the number of successful logons/accesses during the organization-defined time period.
CCI-001392	Notify the user, upon successful logon, of the number of unsuccessful logon/access attempts during the organization-defined time period.