OVALFileLinker from SCAP Security Guide ssg: [0, 1, 80], python: 3.10.12 5.11.2 2025-11-24T17:59:05 Set Existing Passwords Maximum Age Ubuntu 22.04 Set Existing Passwords Maximum Age /etc/shadow ^(?:[^:]*:)(?:[^\!\*:]*:)(?:[^:]*:){2}(\d+):(?:[^:]*:){3}(?:[^:]*)$ 1 /etc/shadow ^(?:[^:]*:)(?:[^\!\*:]*:)(?:[^:]*:){2}(\d+):(?:[^:]*:){3}(?:[^:]*)$ 1 /etc/shadow ^(?:[^:]*:)(?:[^\!\*:]+:)(?:[^:]*:){2}():(?:[^:]*:){3}(?:[^:]*)$ 1