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XCCDF
Guide to the Secure Configuration of Ubuntu 20.04
System Settings
Account and Access Control
Protect Physical Console Access
Configure Screen Locking
Configure Console Screen Locking
Check that vlock is installed to allow session locking
Check that vlock is installed to allow session locking
An XCCDF Rule
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Check that vlock is installed to allow session locking
Medium Severity
The Ubuntu 20.04 operating system must have vlock installed to allow for session locking. The
vlock
package can be installed with the following command:
$ apt-get install vlock