This plugin will automatically set and/or update the Authenication Unique Keys in the wp-config.php file.
As of April 2026, Update Unique Keys is a WordPress AUTH_KEY plugin with 70 active installations and a 0/5 rating0. It has been downloaded 6.9K+ times in total. Requires WordPress 2.6+ and PHP false+. Available on WordPress.org since 2010. Last updated 3 years ago — may have compatibility concerns.
In an effort to help make WordPress installations more secure, this plugin will use the WordPress hosted Unique Key generator to update the wp-config.php file with the following keys/salts:
If the wp-config.php file is not writable, then the plugin will show the key / salt values on the plugin options page so the admin can then manually update the wp-config.php file.
| WordPress | 2.6+ requiredTested up to 6.0.11 |
| PHP | false+ required |
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