Difference between revisions of "Passwd (command)"
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| + | {{lowercase}} | ||
| + | <code>passwd</code> command included in [[passwd (package)]] | ||
| − | + | * <code>[[passwd]] USERNAME</code> | |
| − | + | * <code>[[passwd -l]] USERNAME</code> // for disabling password login | |
| − | + | * <code>[[passwd -u]] USERNAME</code> // will unlock account if needed | |
| + | * <code>[[passwd --status]] USERNAME</code> // show status | ||
| − | + | passwd -u $USERNAME | |
| − | passwd -u $USERNAME | + | passwd: password expiry information changed. |
| − | passwd: password expiry information changed. | ||
| − | |||
| + | passwd -u USERNAME | ||
| + | passwd: password for USERNAME changed by root | ||
| + | |||
| + | passwd -u USERNAME | ||
| + | passwd: password for USERNAME is already [[unlocked]] | ||
| + | |||
| + | passwd --status USERNAME | ||
| + | USERNAME L 11/15/2020 0 99999 7 -1 | ||
[[journalctl]] | [[journalctl]] | ||
| Line 16: | Line 25: | ||
== Related terms == | == Related terms == | ||
| − | * <code>[[PermitRootLogin]]</code> | + | * <code>[[PermitRootLogin]]</code> and <code>[[PasswordAuthentication]]</code> in <code>[[/etc/ssh/sshd_config]]</code> |
| − | |||
* [[PAM]] | * [[PAM]] | ||
| − | * <code>/etc/passwd</code> (See also [[Zabbix]] <code>/etc/passwd</code> trigger) | + | * <code>[[/etc/passwd]]</code> (See also [[Zabbix]] <code>/etc/passwd</code> trigger) |
* <code>[[jailkit]]</code> | * <code>[[jailkit]]</code> | ||
* <code>[[libpam_cracklib]]</code> | * <code>[[libpam_cracklib]]</code> | ||
* [[Passwordless sudo]] | * [[Passwordless sudo]] | ||
* [[Lockout policy (Windows)]] | * [[Lockout policy (Windows)]] | ||
| + | * [[Password policy]] | ||
| + | * <code>[[openssl passwd]]</code> | ||
| + | * <code>[[/etc/systemd/logind.conf]]</code> | ||
| + | * <code>[[passwd (package)]]</code> | ||
| + | * [[PostgreSQL]]: <code>[[ALTER USER]] user_name WITH PASSWORD 'new_password';</code> | ||
| + | * <code>[[ssh-keygen -p]]</code> | ||
| + | * <code>[[mkpasswd]]</code> | ||
| + | * [[AWS]]: <code>[[aws iam change-password]]</code> | ||
| + | * [[macOS]]: | ||
| + | ** <code>[[dscl . -passwd]]</code> | ||
| + | ** <code>passwd yourUsername</code> | ||
| + | ** <code>[[security set-keychain-password]]</code> | ||
| + | * [[Change password]] | ||
| + | * <code>[[gpasswd]]</code> | ||
== Activities == | == Activities == | ||
* Read https://www.cyberciti.biz/faq/securing-passwords-libpam-cracklib-on-debian-ubuntu-linux/ | * Read https://www.cyberciti.biz/faq/securing-passwords-libpam-cracklib-on-debian-ubuntu-linux/ | ||
| + | * [[macOS]]: https://support.apple.com/en-us/HT202860 | ||
== See also == | == See also == | ||
Latest revision as of 16:47, 11 September 2023
passwd command included in passwd (package)
passwd USERNAME
passwd -l USERNAME// for disabling password loginpasswd -u USERNAME// will unlock account if neededpasswd --status USERNAME// show status
passwd -u $USERNAME passwd: password expiry information changed.
passwd -u USERNAME passwd: password for USERNAME changed by root
passwd -u USERNAME passwd: password for USERNAME is already unlocked
passwd --status USERNAME USERNAME L 11/15/2020 0 99999 7 -1
journalctl Feb 05 14:35:55 SERVER_NAME passwd[29180]: pam_unix(passwd:chauthtok): password changed for root
Related terms[edit]
PermitRootLoginandPasswordAuthenticationin/etc/ssh/sshd_config- PAM
/etc/passwd(See also Zabbix/etc/passwdtrigger)jailkitlibpam_cracklib- Passwordless sudo
- Lockout policy (Windows)
- Password policy
openssl passwd/etc/systemd/logind.confpasswd (package)- PostgreSQL:
ALTER USER user_name WITH PASSWORD 'new_password'; ssh-keygen -pmkpasswd- AWS:
aws iam change-password - macOS:
dscl . -passwdpasswd yourUsernamesecurity set-keychain-password
- Change password
gpasswd
Activities[edit]
- Read https://www.cyberciti.biz/faq/securing-passwords-libpam-cracklib-on-debian-ubuntu-linux/
- macOS: https://support.apple.com/en-us/HT202860
See also[edit]
- Hardcoded password
sudo,visudo,su, passwd, sudo su,Passwordless sudo,/etc/sudoers,/etc/sudoers.d/,/etc/sudoers,sudo --help- OpenSSH (changelog):
/etc/ssh/sshd_config|/etc/ssh/ssh_config|~/.ssh/|openSSL | sshd logs|sftp|scp|authorized_keys|ssh-keygen|ssh-keyscan|ssh-add|ssh-agent|ssh|Ssh -O stop|ssh-copy-id|CheckHostIP|UseKeychain, OpenSSF passwd,ssh-keygen,chage,/etc/passwd, Password policy, Passwd (package),mkpasswd,cracklib-check, Password cracking, Phone to sign in, Passkey,htpasswd
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