Title: Core Checksum Verifier
Author: kamranmayo
Published: <strong>September 14, 2025</strong>
Last modified: September 14, 2025

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![](https://ps.w.org/core-checksum-verifier/assets/icon-256x256.png?rev=3361279)

# Core Checksum Verifier

 By [kamranmayo](https://profiles.wordpress.org/kamranmayo/)

[Download](https://downloads.wordpress.org/plugin/core-checksum-verifier.1.0.1.zip)

 * [Details](https://pcd.wordpress.org/plugins/core-checksum-verifier/#description)
 * [Reviews](https://pcd.wordpress.org/plugins/core-checksum-verifier/#reviews)
 *  [Installation](https://pcd.wordpress.org/plugins/core-checksum-verifier/#installation)
 * [Development](https://pcd.wordpress.org/plugins/core-checksum-verifier/#developers)

 [Support](https://wordpress.org/support/plugin/core-checksum-verifier/)

## Description

Checks the current WordPress installation for file tampering using the official 
WordPress.org checksum API. Features:

 * Admin page with modern Bootstrap UI
 * Modal with progress and results
 * Dashboard widget for latest scan summary
 * Email alerts when discrepancies are found
 * Option to reinstall WordPress core

### External services

This plugin uses the official WordPress Checksums API to compare your WordPress 
core files against known-good hashes.
 No user data is transmitted. Only your site’s
WordPress version and locale are sent to the API endpoint at https://api.wordpress.
org/core/checksums/.

## Installation

 1. Upload the plugin folder to `/wp-content/plugins/`
 2. Activate the plugin via the Plugins menu
 3. Go to Tools  core-checksum-verifier to begin

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“Core Checksum Verifier” is open source software. The following people have contributed
to this plugin.

Contributors

 *   [ kamranmayo ](https://profiles.wordpress.org/kamranmayo/)

[Translate “Core Checksum Verifier” into your language.](https://translate.wordpress.org/projects/wp-plugins/core-checksum-verifier)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/core-checksum-verifier/),
check out the [SVN repository](https://plugins.svn.wordpress.org/core-checksum-verifier/),
or subscribe to the [development log](https://plugins.trac.wordpress.org/log/core-checksum-verifier/)
by [RSS](https://plugins.trac.wordpress.org/log/core-checksum-verifier/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 1.0.0

 * Initial release

## Meta

 *  Version **1.0.1**
 *  Last updated **10 months ago**
 *  Active installations **20+**
 *  WordPress version ** 5.0 or higher **
 *  Tested up to **6.8.5**
 *  PHP version ** 7.4 or higher **
 *  Language
 * [English (US)](https://wordpress.org/plugins/core-checksum-verifier/)
 * Tags
 * [checksum](https://pcd.wordpress.org/plugins/tags/checksum/)[integrity](https://pcd.wordpress.org/plugins/tags/integrity/)
   [security](https://pcd.wordpress.org/plugins/tags/security/)[WordPress core](https://pcd.wordpress.org/plugins/tags/wordpress-core/)
 *  [Advanced View](https://pcd.wordpress.org/plugins/core-checksum-verifier/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/core-checksum-verifier/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/core-checksum-verifier/reviews/)

## Contributors

 *   [ kamranmayo ](https://profiles.wordpress.org/kamranmayo/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/core-checksum-verifier/)