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Defender Security – Malware Scanner, Login Security & Firewall icon

Defender Security – Malware Scanner, Login Security & Firewall

WordPress security plugin with malware scanner, IP blocking, audit logs, antivirus scans, firewall, 2FA, brute force login security, and more.

By WPMU DEV - Your All-in-One WordPress Platform·Malware·Free + Premium
4.8(330 reviews)
·90K+ active installs·Updated 1 month ago
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As of April 2026, Defender Security is a WordPress malware plugin with 90K+ active installations and a 4.8/5 rating from 330 reviews. It has been downloaded 4.0M+ times in total. Requires WordPress 6.4+ and PHP 8.0.0+. Available on WordPress.org since 2017. Recently updated within the last 3 months. Downloads are down 13% this week. Support resolution rate: 100%. Top alternative: Wordfence Security – Firewall, Malware….

4.8/5330 reviews
90K+active installs
100%resolved
9 yearssince 2017

Overview

Defender adds the best in WordPress plugin security to your website with just a few clicks, including malware scanner, firewall, password protection, and login security features. Stop brute force login attacks, weak password usage, SQL injections, cross-site scripting (XSS), and other WordPress security vulnerabilities and hacks with Defender’s malware scanner, providing antivirus scans, IP blocking, firewall, activity log, security log, and two-factor authentication (2FA) login security.

No more complex security settings, Defender’s malware scanner, firewall, and login security features add all the hardening and security you need.

Defender is brought to you by the WordPress speed specialists that created Smush image optimization, now active on more than +1 million websites.

Plus, c…

Read full description on WordPress.org

Screenshots

Ratings & Reviews

4.8330 reviews
5 ★
301
4 ★
11
3 ★
5
2 ★
5
1 ★
8

Recent Reviews

Excellent app
by ivanhomecom·2 weeks ago·1 reply

Excellent app I recoment

Defender 5.10.0
by Mykola Kolos·3 weeks ago·1 reply

After updating to version 5.10.0, it conflicts with Elementor Pro version 3.35.7
It causes it to switch to safe mode.
Disabling the plugin resolved the issue.
The plugin handles security tasks well.

Very good and secure!
by lwloingo·1 month ago·1 reply

Many attacks have been repelled, and you are well informed about the measures necessary to maintain protection.

Best Malware help and comprehensive support – love it
by rohitsinghvi2006·1 month ago·1 reply

If defender is with you you dont need to worry about your website.

Awesome Plugin
by shaileshbhardwaj·2 months ago·1 reply

Awesome Plugin

Download Trends

Today: 403Yesterday: 618This week: 4KPeriod total: 786K

Compatibility

WordPress6.4+ requiredTested up to 6.9.4
PHP8.0.0+ required

Version Adoption

Other
42.6%
v5.10
41.1%
v5.6
7.9%
v5.9
6.6%
v5.1
1.8%

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Frequently Asked Questions

Changelog

5.10.0 ( 2026-02-26 )

  • Enhancement: Improve AntiBot Stats endpoint
  • Enhancement: Improve handling of response data in the Audit API
  • Enhancement: Update malware signatures
  • Enhancement: Improve suspicious issue view on the Malware Scanning page
  • Enhancement: Include selected presets in the User Agent blocklist during export

…and 5 more changes

View full changelog on WordPress.org

Contributors

WPMU DEV - Your All-in-One WordPress PlatformWPMU DEV - Your All-in-One WordPress Platform
Plugin Info
Version
5.10.0
Last Updated
Mar 3, 2026
WP Requires
6.4+
Tested Up To
6.9.4
PHP Requires
8.0.0+
Active Installs
90K+
Downloads
4.0M+
Added
Jun 7, 2017
Business
Commercial

Tags

malwarefirewallsecuritylogin securitymalware scanner

Developer

W
WPMU DEV - Your All-in-One WordPress Platform
9 plugins2.4M+ total installs
View all plugins →

Quick Compare

Defender Security – Malware Scanner… vs Wordfence Security – Firewall, Malware…→Defender Security – Malware Scanner… vs Jetpack – WP Security, Backup, Speed, &…→Defender Security – Malware Scanner… vs Solid Security – Password, Two Factor…→

Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.