auth requisite pam_syno_autoblock.so auth [success=1 cred_unavail=die cred_err=bad no_module_data=die default=bad] pam_syno_otp.so auth [default=die] pam_syno_log_fail.so [SynologyDrive] auth [default=done] pam_syno_log_success.so [SynologyDrive]