Real 84EM email is only @84em.com

Automated Security Monitoring for WordPress Sites

Challenge

WordPress site security requires constant vigilance, but manually monitoring file changes across installations is time-consuming and prone to errors. Unauthorized modifications – whether from compromised plugins, malicious access, or accidental changes – can go undetected until they cause visible damage.

Without continuous monitoring, the gap between a security breach and its discovery can stretch from days to weeks, increasing the potential for data loss, reputational harm, and costly remediation.

Solution

84EM developed an automated security monitoring system that continuously verifies every file in a WordPress installation against a known-good baseline. The system runs scheduled scans in the background, detects unauthorized changes, and delivers immediate notifications when modifications occur.

Multiple scan schedules run independently with customizable frequency and timing, and the system handles large installations without affecting site performance. Administrators set the monitoring scope once and the system operates without further intervention.

When changes are detected, the system provides a clear breakdown of what was modified, so the security team can quickly determine whether a change is legitimate or requires investigation.

Key Capabilities

  • Automated background scanning. Configurable scans track additions, modifications, and deletions across the entire WordPress installation, flagging any file that differs from the verified baseline.
  • Instant notification alerts. Email and Slack notifications fire the moment unauthorized modifications are detected, with detailed change reports identifying exactly which files were affected.
  • Visual change tracking. A built-in comparison tool displays exactly what changed between scans, with protections that prevent viewing of sensitive configuration files.
  • Flexible configuration. Scan scope, exclusion rules, and notification preferences are fully customizable to adapt to any WordPress installation.

Results

Site administrators moved from manual, periodic file checks to continuous automated monitoring that runs without intervention. Unauthorized modifications that previously might go undetected for days or weeks are now surfaced within hours through automatic alerts.

The immediate notification system via Slack and email enables rapid response to potential security incidents. Administrators receive detailed change reports the moment modifications are detected, rather than discovering issues after they’ve caused visible problems.

The built-in comparison tool gave security teams the ability to assess the severity of changes quickly without manually reviewing file versions. Each detected modification includes a clear breakdown of exactly what changed, so the team can immediately determine whether a change is legitimate or suspicious.

Development teams deploy with confidence that any unauthorized modifications will be detected and reported immediately. The automated monitoring serves as a continuous security layer that operates independently of other security measures.

View the 84EM File Integrity Checker repository on GitHub

Screenshots

Slack File Integrity Alert showing changes detected on 84em.com: 3 changed files, 1 new, 1 deleted, with the affected files listed and a View Scan Details button

Email notification titled File Integrity Scan - Changes Detected on 84em.com, with a results summary and a table of changed files

WordPress dashboard widget for the 84EM File Integrity Checker showing the latest scan date, a Completed status, files scanned count, and No changes

File Integrity Checker dashboard showing latest scan status and overview statistics for total scans and total changes, with scheduled scans and quick actions

Scan Schedules screen with a Create New Schedule form and a table of existing schedules showing frequency, status, and next run time

Scan details screen showing scan information, file statistics for total and changed files, a change summary, and a file records table

Diff view comparing the previous and current versions of sitemap.xml, with added and removed lines highlighted

Have a similar challenge?

Describe what you're dealing with. If it looks anything like this, it's probably a fit -- and you'll get a straight answer if it isn't.

Folks We've Helped