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--- rh124_account_management [2026/10/19 19:43] – [Deleting groups] rpjday
+++ rh124_account_management [2026/10/19 20:02] (current) – [Changing someone's password] rpjday
@@ Line 290: / Line 290: @@
 <code>
 $ passwd user0
+</code>
+Note ''%%--stdin%%'' option to set password:
+<code>
+$ passwd --help
+Usage: passwd [options] [LOGIN]
+Options:
+  -a, --all                     report password status on all accounts
+  -d, --delete                  delete the password for the named account
+  -e, --expire                  force expire the password for the named account
+  -h, --help                    display this help message and exit
+  -k, --keep-tokens             change password only if expired
+  -i, --inactive INACTIVE       set password inactive after expiration
+                                to INACTIVE
+  -l, --lock                    lock the password of the named account
+  -n, --mindays MIN_DAYS        set minimum number of days before password
+                                change to MIN_DAYS
+  -q, --quiet                   quiet mode
+  -r, --repository REPOSITORY   change password in REPOSITORY repository
+  -R, --root CHROOT_DIR         directory to chroot into
+  -P, --prefix PREFIX_DIR       directory prefix
+  -S, --status                  report password status on the named account
+  -u, --unlock                  unlock the password of the named account
+  -w, --warndays WARN_DAYS      set expiration warning days to WARN_DAYS
+  -x, --maxdays MAX_DAYS        set maximum number of days before password
+                                change to MAX_DAYS
+  -s, --stdin                   read new token from stdin
+</code>
+<code>
+$ echo "password" | passwd --stdin user0
 </code>
@@ Line 442: / Line 475: @@
   -P, --prefix PREFIX_DIR       prefix directory where are located the /etc/* files
   -f, --force                   delete group even if it is the primary group of a user
+</code>
+==== groupmems ====
+<code>
+$ groupmems --help
+Usage: groupmems [options] [action]
+Options:
+  -g, --group groupname         change groupname instead of the user's group
+                                (root only)
+  -R, --root CHROOT_DIR         directory to chroot into
+Actions:
+  -a, --add username            add username to the members of the group
+  -d, --delete username         remove username from the members of the group
+  -h, --help                    display this help message and exit
+  -p, --purge                   purge all members from the group
+  -l, --list                    list the members of the group
 </code>