A must-read for those who are concerned about the security of their WordPress site
We explain how to enhance security with the free All in one WP Security plugin.

This time, we will explain User Security > Salt settings.

For more information, please see the All in one WP Security explanation table of contents!

There's an article that describes the steps taken to remove malware and restore a WordPress site after it was actually compromised by malware. Please refer to it.
→How to Prevent WordPress Tampering and Malware Infections, and How to Deal with Infections [Real-Life Experience Summary] "Anti-Malware Security"

What is the salt setting of All in one Security?

All in one Security adds a random string to WordPress user passwords, making them more difficult to crack.

This can provide some peace of mind if you have users with simple passwords.

• WP Security
• User Security
• salt

and set it up.

Salt Settings

Just change the setting to ON.
Any users who remain logged in will be logged out and will be required to log in again.