How Defender Security – Malware Scanner, Login Security & Firewall Affects Your WordPress Speed

B-

Estimated Speed Score (based on plugin metrics)

Plugin Overview

Active Installs90K+

Rating4.8/5 (326)

Tested Up ToWP 6.9.1

Requires PHP8.0.0+

Last UpdatedFeb 2, 2026

Downloads4M+

AuthorWPMU DEV - Your All-in-One WordPress Platform

WP.orgView on WordPress.org

Share This Badge

Add this performance badge to your site or README:

<a href="https://makewpfast.com/plugins/defender-security/"><img src="https://makewpfast.com/wp-json/mwf-pseo/v1/badge/defender-security" alt="Defender Security – Malware Scanner, Login Security & Firewall Speed Score - MakeWPFast" /></a>

Preview:

Defender Security – Malware Scanner, Login Security & Firewall Speed Score - MakeWPFast

Performance Analysis

Performance Impact

Defender Security – Malware Scanner, Login Security & Firewall receives an estimated speed score of B- based on our heuristic analysis of plugin metrics including update frequency, PHP requirements, active installs, and feature scope.

This plugin has a moderate performance footprint. For most sites, it should not cause noticeable slowdown. Monitor your site’s performance after installation.

Maintenance Status

Last updated: 2026-02-02. Requires PHP 8.0.0+. Trusted by 90K+ active installations.

Note: Speed scores are estimated from plugin metrics. Real-world performance varies depending on your server configuration, other active plugins, and how you use the plugin.

Alternatives to Defender Security – Malware Scanner, Login Security & Firewall

Plugin	Speed Score	Active Installs
Wordfence Security – Firewall, Malware Scan, and Login Security	B-	5M+
Really Simple Security – Simple and Performant Security (formerly Really Simple SSL)	B	3M+
Hostinger Tools	D+	3M+

Frequently Asked Questions

Does Defender Security – Malware Scanner, Login Security & Firewall slow down WordPress?

Defender Security – Malware Scanner, Login Security & Firewall has an estimated speed score of B-. It has a moderate impact. Monitor your site speed after installation.

Is Defender Security – Malware Scanner, Login Security & Firewall still maintained?

Defender Security – Malware Scanner, Login Security & Firewall was last updated on 2026-02-02. It has 90K+ active installations, indicating it is actively maintained and widely trusted.

What are the best alternatives to Defender Security – Malware Scanner, Login Security & Firewall?

Check our plugin reviews in the Security category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.