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--- linux_wiki:change_passwords_and_adjust_password_aging_for_local_user_accounts [2016/02/29 21:56]
billdozor created
+++ linux_wiki:change_passwords_and_adjust_password_aging_for_local_user_accounts [2019/05/25 23:50]
@@ Line 1: / Line 1: @@
-====== Change Passwords And Adjust Password Aging For Local User Accounts ======
-**General Information**
-About this page/how-to/script.
-----
-Contains Default password aging
-  * /etc/login.defs
-Change user password manually
-<code bash>
-passwd rjones
-</code>
-  * Will be prompted to enter new password twice
-/etc/shadow fields
-<code bash>
-user:$6$O30OJMIu$EvINhwnNKNkuovMpHyyXpNmbBrlwqHCQguggwnAQhvkur01BhCZI/MwDY0z3kJqKwJoJgYEVVchEvsCIebN3o0:16475:0:99999:7:::
-</code>
-  * login
-  * encrypted password
-  * date of last password change (# days since Jan 1, 1970)
-  * minimum password age (0 days above)
-  * max password age (99999 days)
-  * password warning period (7 days before max pw age)
-  * password inactivity period (null/no enforcement, after max age, wait this long before user will not be given the opportunity to change password)
-  * account expiration date (null/never expire)
-List account age information (Same age info from /etc/passwd)
-<code bash>
-chage -l rjones
-</code>
-Force user to change password on next login (change number of days since last pw change)
-<code bash>
-chage -d 0 rjones
-OR
-chage --lastday 0 rjones
-</code>
-Set account expiration
-<code bash>
-chage -E 2015-08-01 rjones
-OR
-usermod -e 2015-08-01 rjones
-</code>
-  * Account will lock on August 1st, 2015.
-  * Passing an expire date of "-1" will remove an expiration date.
-----