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    How to block IP addresses with All-in-One Security on WordPress

    Dave Pinch
    Updated on August 22, 2025
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    All-in-One Security (AIOS) is a popular plugin that adds security features to your WordPress website. One feature is IP blocking, which is the ability to block specific IP addresses from your website. You may wish to block IP addresses that are doing problematic things such as probing for vulnerabilities, or sending spam comments.

    1. Install and active the All-in-One Security (AIOS) plugin

      These instructions assume you have already installed and activated the AIOS plugin. See How to install a plugin through the WordPress dashboard.A screenshot of the entry for All-in-One Security (AIOS) in the plugin gallery. The description is: Protect your website investment with All-in-One Security (AIOS) - a comprehensive and easy to use security plugin designed especially for WordPress. By David Anderson / Team Updraft.

    2. On the side menu, click AIOS > Firewall

    3. Click Block & allow lists

    4. If needed, click Enable IP or user agent blacklisting

    5. Paste the IP address into Enter IP addresses

    6. Click Save settings

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