OpenSearch/x-pack/docs/en/rest-api/security/change-password.asciidoc

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[role="xpack"]
[[security-api-change-password]]
=== Change passwords API
++++
<titleabbrev>Change passwords</titleabbrev>
++++
Changes the passwords of users in the native realm and built-in users.
[[security-api-change-password-request]]
==== {api-request-title}
`POST /_security/user/_password` +
`POST /_security/user/<username>/_password`
[[security-api-change-password-prereqs]]
==== {api-prereq-title}
* Every user can change their own password. Users with the `manage_security`
privilege can change passwords of other users.
[[security-api-change-password-desc]]
==== {api-description-title}
You can use the <<security-api-put-user,create user API>> to update everything
but a user's `username` and `password`. This API changes a user's password.
For more information about the native realm, see
<<realms>> and <<native-realm>>.
[[security-api-change-password-path-params]]
==== {api-path-parms-title}
`username`::
(Optional, string) The user whose password you want to change. If you do not specify
this parameter, the password is changed for the current user.
[[security-api-change-password-request-body]]
==== {api-request-body-title}
`password`::
(Required, string) The new password value.
[[security-api-change-password-example]]
==== {api-examples-title}
The following example updates the password for the `jacknich` user:
[source,console]
--------------------------------------------------
POST /_security/user/jacknich/_password
{
"password" : "s3cr3t"
}
--------------------------------------------------
// TEST[setup:jacknich_user]
A successful call returns an empty JSON structure.
[source,console-result]
--------------------------------------------------
{}
--------------------------------------------------