If you manage a WordPress site, a repeatable security checklist is one of the simplest ways to reduce hacks, downtime, and data loss.
This guide explains how to create a WordPress security checklist that covers core hardening, plugin safety, authentication, backups, and ongoing monitoring.
Why a WordPress Security Checklist Matters
WordPress powers a large share of the web, which makes it a frequent target for brute-force attacks, malware, phishing redirects, and plugin vulnerabilities.
A checklist turns security from a one-time task into a routine process that is easier to maintain and audit.
Instead of reacting after an incident, you can use a checklist to verify that each layer of protection is in place.
That includes the WordPress core, themes, plugins, hosting environment, user accounts, and recovery procedures.
How to Create WordPress Security Checklist
To build an effective checklist, organize it by security category and assign each item to a clear action.
The best checklist is specific enough to be followed repeatedly and flexible enough to adapt as your site grows.
1. Secure the WordPress core
Start with the platform itself.
WordPress core updates often contain security patches, so keeping the installation current is essential.
- Enable automatic updates for minor WordPress releases.
- Review major updates before applying them to production sites.
- Confirm that unused default files and sample content are removed.
- Verify that the latest stable WordPress version is running.
2. Audit plugins and themes
Plugins and themes are common attack surfaces because they add code from multiple vendors.
Every item on your checklist should include a review of installed extensions.
- Delete inactive plugins and themes rather than leaving them disabled.
- Use only reputable plugins with recent updates and strong support histories.
- Avoid abandoned extensions without maintenance or compatibility notes.
- Check for known vulnerabilities using sources such as Wordfence Intelligence, WPScan, or the WordPress.org plugin repository.
Keep the number of installed plugins as low as practical.
Fewer packages generally mean fewer opportunities for conflict and exposure.
3. Strengthen user authentication
Weak credentials remain a major cause of WordPress compromise.
Your checklist should verify that every account uses strong authentication controls.
- Require strong passwords for administrators, editors, and authors.
- Enable two-factor authentication through a trusted security plugin or identity provider.
- Limit the number of administrator accounts.
- Remove unused accounts immediately when staff or contractors leave.
- Change default usernames if they still exist on older sites.
If your site supports multiple users, define role-based access carefully.
Assign the least privilege needed for each person to do their job.
4. Protect the login page
The login screen is a common target for bots and credential stuffing attacks.
A strong checklist should include controls that make automated login abuse harder.
- Use rate limiting or login attempt throttling.
- Change the login URL only if your team can support the change reliably.
- Consider CAPTCHA or bot protection for suspicious login patterns.
- Require HTTPS on all login and admin pages.
Security plugins can help here, but hosting-level firewall rules and CDN protections from services like Cloudflare can also reduce attack volume before requests reach WordPress.
5. Harden file and server permissions
WordPress security depends on the server environment as much as the application layer.
File permissions that are too permissive can let attackers modify code or upload malicious files.
- Set appropriate permissions for wp-config.php and other sensitive files.
- Restrict write access to only the directories that need it.
- Disable directory listing where possible.
- Prevent PHP execution in upload directories when supported by your hosting stack.
On managed WordPress hosting, some of these protections are built in.
Still, you should verify them as part of your checklist rather than assuming they are active.
6. Configure backups and restore testing
Backups are not a substitute for prevention, but they are essential for recovery.
A reliable checklist includes both backup creation and restore verification.
- Schedule automatic daily backups for active sites.
- Keep off-site copies in a separate storage location such as Amazon S3, Google Drive, or Dropbox.
- Retain multiple restore points.
- Test a full restore on staging at least quarterly.
Many site owners discover backup problems only after an incident.
Restore testing is the step that turns backups into a real recovery strategy.
7. Monitor for malware and file changes
Detection is a major part of modern WordPress defense.
Monitoring helps you identify compromised files, suspicious logins, and unexpected behavior early.
- Scan the site regularly for malware and known signatures.
- Set alerts for file changes in core directories.
- Review server logs and WordPress activity logs.
- Watch for unexpected admin creation, plugin installation, or content edits.
Tools such as security plugins, web application firewalls, and host-level monitoring can provide layered visibility.
The goal is to shorten the time between compromise and response.
8. Harden wp-config.php and database access
The wp-config.php file contains sensitive configuration details, including database credentials and security salts.
Your checklist should confirm that access to this file is minimized.
- Store database credentials securely.
- Move wp-config.php above the public web root when supported by your host.
- Use unique database credentials for each site.
- Regularly rotate security keys and salts if a compromise is suspected.
Database security matters too.
Restrict database user privileges so the WordPress account has only the permissions it needs.
What to Include in a Monthly Security Review
Monthly checks help catch issues that daily automation may miss.
Use this section of your checklist to confirm the site is still healthy after plugin changes, new users, or server updates.
- Review available WordPress, plugin, and theme updates.
- Check administrator accounts and recent login activity.
- Verify backups completed successfully.
- Run a malware scan.
- Confirm SSL certificates are valid and HTTPS is enforced.
- Inspect for broken permissions or unexpected file changes.
What to Include in a Quarterly Security Review?
Quarterly reviews should go beyond routine maintenance and test whether your security process still works under pressure.
- Perform a restore test from backups.
- Review firewall rules and traffic logs.
- Reassess plugin necessity and remove anything unused.
- Audit user roles and permissions.
- Update your incident response contacts and recovery steps.
- Check whether your hosting provider, CDN, or security plugin settings need adjustment.
How to Make the Checklist Easy to Use
A checklist is only useful if your team actually uses it.
Keep the format simple, assign owners, and track completion in a shared document, project board, or maintenance tool.
- Group tasks by frequency: daily, weekly, monthly, and quarterly.
- Use clear yes-or-no verification steps.
- Assign each item to a person or role.
- Record the date, status, and notes for each check.
- Update the list when you add new plugins, integrations, or team members.
For agencies or site managers, a reusable checklist also supports client reporting.
It shows that security is being handled systematically rather than informally.
Recommended WordPress Security Checklist Template
Use this structure as a starting point for your own checklist.
- Core: WordPress version current, minor updates enabled, unused files removed.
- Extensions: plugins and themes audited, abandoned items removed, vulnerabilities checked.
- Access: strong passwords, two-factor authentication, least-privilege roles, inactive users removed.
- Login: rate limiting enabled, HTTPS enforced, bot protection active.
- Server: file permissions verified, uploads protected, directory listing disabled.
- Recovery: automated backups running, off-site storage configured, restore tests completed.
- Monitoring: malware scans scheduled, logs reviewed, alerts configured.
When you create a WordPress security checklist around these categories, you get a practical system that covers both prevention and recovery.
That structure makes it easier to protect sites consistently across one blog or an entire WordPress portfolio.