PAM_NOLOGIN(8) Linux-PAM PAM_NOLOGIN(8) (NAME) pam_nologin - PAM (SYNOPSIS) pam_nologin.so [file=/path/nologin] [successok] (DESCRIPTION) pam_nologin PAM /var/run/nologin /etc/nologin . . pam_nologin (root) . (OPTIONS) file=/path/nologin /var/run/nologin /etc/nologin. successok PAM_SUCCESS PAM_IGNORE . (MODULE TYPES PROVIDED) auth account . (RETURN VALUES) PAM_AUTH_ERR /etc/nologin . PAM_BUF_ERR . PAM_IGNORE . PAM_SUCCESS : nologin . PAM_USER_UNKNOWN . (EXAMPLES) /etc/pam.d/login : auth required pam_nologin.so (NOTES) . required sufficient nologin . successok PAM_SUCCESS - sufficient nologin . (SEE ALSO) nologin(5), pam.conf(5), pam.d(5), pam(8) (AUTHOR) pam_nologin Michael K. Johnson . Linux-PAM 2026-01-26 PAM_NOLOGIN(8)