FREE WORDPRESS PLUGIN

007AJ Security Scanner & Firewall

Login lockout, a lightweight request firewall, a WordPress core integrity scan, hardening switches and a security activity log, all running on your own server.

Read the documentation

Overview

A small, honest security plugin. Every feature is off until you turn it on, nothing is sent to the plugin author, and the firewall rules were written for this plugin. It is free and open source (GPLv2 or later).

Features

🔒 Login lockout

Counts failed logins per IP address and locks the address out after a set number of failures (default 5 in 15 minutes, for 30 minutes). Covers the login form, XML-RPC and application passwords. Unlock from the Dashboard.

🛡️ Lightweight firewall

Blocks obvious SQL injection, script injection and path traversal probes in the page address, query string and form field names with a 403 page. Optional XML-RPC switch and wp-login.php rate limit.

🔍 Core integrity scan

One click compares every WordPress core file with the official WordPress.org checksums and lists modified, missing and unknown files. Report only: nothing is changed or deleted.

🔧 Hardening switches

Turn off the file editors, limit username discovery, hide the version tag and turn off application passwords.

📝 Activity log

Logins, failed logins, lockouts, firewall blocks, scans and setting changes, with time, IP address and username. Newest 500 entries, with filter and clear.

🏠 Runs on your server

Every feature is off until you turn it on. No tracking, no account, nothing sent to 007AJ. The only outside request is the checksum download when you run a scan.

Requirements

What it does not do

Security plugins reduce risk; they cannot guarantee a site will never be compromised. Keep backups and keep everything updated.

Need more? 007AJ Security Scanner & Firewall Suite is a separate, standalone plugin that adds firewall rule categories, IP allow and block lists, more rate limits, scheduled scans, file change monitoring, file repair and live traffic.

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