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XCCDF
Guide to the Secure Configuration of Ubuntu 20.04
System Settings
Account and Access Control
Protect Accounts by Restricting Password-Based Login
Set Password Expiration Parameters
Set Existing Passwords Minimum Age
Set Existing Passwords Minimum Age
An XCCDF Rule
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Set Existing Passwords Minimum Age
Medium Severity
Configure non-compliant accounts to enforce a 24 hours/1 day minimum password lifetime by running the following command:
$ sudo chage -m 1
USER