def get_audits():
    """Get OS hardening apt audits.

    :returns:  dictionary of audits
    """
    audits = [AptConfig([{'key': 'APT::Get::AllowUnauthenticated',
                          'expected': 'false'}])]

    settings = get_settings('os')
    clean_packages = settings['security']['packages_clean']
    if clean_packages:
        security_packages = settings['security']['packages_list']
        if security_packages:
            audits.append(RestrictedPackages(security_packages))

    return audits
Get OS hardening apt audits.

    :returns:  dictionary of audits