[talen@fedora work]$ ll /lib/libpam.so.0
lrwxrwxrwx. 1 root root 16 9月 13 16:41 /lib/libpam.so.0 -> libpam.so.0.83.1
[talen@fedora work]$ cd /lib/security/
[talen@fedora security]$ ls
pam_access.so pam_env.so pam_group.so pam_localuser.so pam_pkcs11.so pam_shells.so pam_tty_audit.so pam_wheel.so
pam_cap.so pam_exec.so pam_issue.so pam_loginuid.so pam_postgresok.so pam_smbpass.so pam_umask.so pam_winbind.so
pam_chroot.so pam_faildelay.so pam_keyinit.so pam_mail.so pam_pwhistory.so pam_sss.so pam_unix_acct.so pam_xauth.so
pam_ck_connector.so pam_faillock.so pam_krb5 pam_mkhomedir.so pam_rhosts.so pam_stress.so pam_unix_auth.so
pam_console.so pam_filter pam_krb5afs.so pam_motd.so pam_rootok.so pam_succeed_if.so pam_unix_passwd.so
pam_cracklib.so pam_filter.so pam_krb5.so pam_namespace.so pam_securetty.so pam_systemd.so pam_unix_session.so
pam_debug.so pam_fprintd.so pam_lastlog.so pam_nologin.so pam_selinux_permit.so pam_tally2.so pam_unix.so
pam_deny.so pam_ftp.so pam_limits.so pam_passwdqc.so pam_selinux.so pam_time.so pam_userdb.so
pam_echo.so pam_gnome_keyring.so pam_listfile.so pam_permit.so pam_sepermit.so pam_timestamp.so pam_warn.so
[talen@fedora security]$ ls /etc/pam.d/
atd crond gdm-password passwd ppp screen su system-config-date
authconfig cups gnome-screensaver password-auth reboot setup sudo system-config-keyboard
authconfig-gtk fingerprint-auth halt password-auth-ac remote smartcard-auth sudo-i system-config-network
authconfig-tui fingerprint-auth-ac ksu polkit-1 run_init smartcard-auth-ac su-l system-config-network-cmd
chfn gdm liveinst postlogin runuser smtp system-auth system-config-users
chsh gdm-autologin login postlogin-ac runuser-l smtp.sendmail system-auth-ac xserver
config-util gdm-fingerprint other poweroff samba sshd system-config-authentication
[talen@fedora security]$ ldd /bin/login
linux-gate.so.1 => (0x00b90000)
libpam.so.0 => /lib/libpam.so.0 (0x4f27e000)
libpam_misc.so.0 => /lib/libpam_misc.so.0 (0x4ea84000)
libselinux.so.1 => /lib/libselinux.so.1 (0x4413b000)
libaudit.so.1 => /lib/libaudit.so.1 (0x411c8000)
libc.so.6 => /lib/libc.so.6 (0x43f1c000)
libdl.so.2 => /lib/libdl.so.2 (0x440c6000)
/lib/ld-linux.so.2 (0x43efb000)
[talen@fedora security]$ ldd /bin/login |grep libpam.so
libpam.so.0 => /lib/libpam.so.0 (0x4f27e000)
