id: "AC-10" title: "Concurrent Session Control" family: "AC" family_name: "Access Control" sort_id: "ac-10" priority: "P1" implementation_level: "system"
Statement
Limit the number of concurrent sessions for each {{ insert: param, ac-10_odp.01 }} to {{ insert: param, ac-10_odp.02 }}.
Guidance
Organizations may define the maximum number of concurrent sessions for system accounts globally, by account type, by account, or any combination thereof. For example, organizations may limit the number of concurrent sessions for system administrators or other individuals working in particularly sensitive domains or mission-critical applications. Concurrent session control addresses concurrent sessions for system accounts. It does not, however, address concurrent sessions by single users via multiple system accounts.
Assessment Objective
the number of concurrent sessions for each {{ insert: param, ac-10_odp.01 }} is limited to {{ insert: param, ac-10_odp.02 }}.
Access control policy
procedures addressing concurrent session control
system design documentation
system configuration settings and associated documentation
security plan
system security plan
other relevant documents or records
System/network administrators
organizational personnel with information security responsibilities
system developers
Mechanisms implementing access control policy for concurrent session control