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XCCDF
Guide to the Secure Configuration of Ubuntu 20.04
System Settings
Account and Access Control
Protect Accounts by Configuring PAM
Set Lockouts for Failed Password Attempts
Set Deny For Failed Password Attempts
Set Deny For Failed Password Attempts
An XCCDF Rule
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Set Deny For Failed Password Attempts
Medium Severity
The Ubuntu 20.04 operating system must lock an account after - at most -
consecutive invalid access attempts.