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  1. Home
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  4. Integrity Checker
Integrity Checker icon

Integrity Checker

The WordPress Integrity Checker checks your WordPress installation by detecting modified files, permissions issues and other common problems.

By Erik Torsner·Secure·Free
4.8(6 reviews)
·200 active installs·Updated 5 months ago
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As of April 2026, Integrity Checker is a WordPress secure plugin with 200 active installations and a 4.8/5 rating from 6 reviews. It has been downloaded 12K+ times in total. Requires WordPress 4.4+ and PHP false+. Available on WordPress.org since 2017. Top alternative: BBQ Firewall – Fast & Powerful Firewall….

4.8/56 reviews
200active installs
12K+total downloads
9 yearssince 2017

Overview

Integrity-checker uses a mix of traditional and new techniques to scan your website for potential issues. First and foremost, it verifies that all installed code is identical to it’s original version. By comparing WordPress core, plugins and themes in your installation with the original versions available at wordpress.org, Integrity-checker can quickly determine if there are any changes you need to be aware of. Integrity-checker also lets you compare your local version to the original to help you determine if you’ve been hacked.

Additionally, Integrity-checker scans all installed files for permission issues. Ensuring correct permissions is vital for WordPress security, as with any PHP based web application.

Lastly, Integrity-checker will look through some of the basic WordPres…

Read full description on WordPress.org

Screenshots

Ratings & Reviews

4.86 reviews
5 ★
5
4 ★
1
3 ★
0
2 ★
0
1 ★
0

Compatibility

WordPress4.4+ requiredTested up to 4.7.33
PHPfalse+ required

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Frequently Asked Questions

Changelog

0.10.0

  • Feature: Improved file scanner, store results in custom table
  • Feature: Added detailed settings for file scanner
  • Feature: Scheduler (requires registration)
  • Feature: Support for alternative checksum data, reduces the risk for false positives
  • Feature: Reinstall compromised plugins via plugin screen

…and 3 more changes

View full changelog on WordPress.org

Contributors

Erik TorsnerErik Torsner
Plugin Info
Version
0.10.0
Last Updated
Oct 13, 2025
WP Requires
4.4+
Tested Up To
4.7.33
PHP Requires
false+
Active Installs
200
Downloads
12K+
Added
Jan 2, 2017
Business
Free

Tags

securechecksumsecuritysecurity plugin

Developer

E
Erik Torsner
1 plugins0.0M+ total installs
View all plugins →

Quick Compare

Integrity Checker vs BBQ Firewall – Fast & Powerful Firewall…→Integrity Checker vs BulletProof Security→Integrity Checker vs Lockdown WP Admin→

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