I - Mission Critical Public
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000027-GPOS-00008
Group -
AlmaLinux OS 9 must limit the number of concurrent sessions to ten for all accounts and/or account types.
Operating system management includes the ability to control the number of users and user sessions that use an operating system. Limiting the number of allowed users and sessions per user is helpful...Rule Low Severity -
SRG-OS-000031-GPOS-00012
Group -
AlmaLinux OS 9 must automatically lock graphical user sessions after 15 minutes of inactivity.
A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not log out because of the temporary nature ...Rule Medium Severity -
SRG-OS-000031-GPOS-00012
Group -
AlmaLinux OS 9 must conceal, via the session lock, information previously visible on the display with a publicly viewable image.
Setting the screensaver mode to blank-only conceals the contents of the display from passersby.Rule Medium Severity -
SRG-OS-000031-GPOS-00012
Group -
AlmaLinux OS 9 must prevent a user from overriding the session idle-delay setting for the graphical user interface.
A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not log out because of the temporary nature ...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
Group -
AlmaLinux OS 9 must initiate a session lock for graphical user interfaces when the screensaver is activated.
A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not want to logout because of the temporary ...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
Group -
AlmaLinux OS 9 must prevent a user from overriding the session lock-delay setting for the graphical user interface.
A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not logout because of the temporary...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
Group -
AlmaLinux OS 9 must automatically exit interactive command shell user sessions after 10 minutes of inactivity.
Terminating an idle interactive command shell user session within a short time period reduces the window of opportunity for unauthorized personnel to take control of it when left unattended in a vi...Rule Medium Severity -
SRG-OS-000028-GPOS-00009
Group -
AlmaLinux OS 9 must be able to directly initiate a session lock for all connection types using smart card when the smart card is removed.
A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not want to log out because of the temporary...Rule Medium Severity -
SRG-OS-000028-GPOS-00009
Group -
AlmaLinux OS 9 must prevent a user from overriding the disabling of the graphical user smart card removal action.
A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not want to log out because of the temporary...Rule Medium Severity -
SRG-OS-000032-GPOS-00013
Group -
AlmaLinux OS 9 must log SSH connection attempts and failures to the server.
Remote access services, such as those providing remote access to network devices and information systems, which lack automated monitoring capabilities, increase risk, and make remote user access ma...Rule Medium Severity
Node 2
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