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Hardening WordPress is kind of Art
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Chathu Vishwajith
November 25, 2017
Technology
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Hardening WordPress is kind of Art
Update presentation I did at WordCamp Utrecht 2017, Netherlands
Chathu Vishwajith
November 25, 2017
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Transcript
None
Hardening WordPress is kind of Art
Who am I Chathu Vishwajith Auth0 Ambassador Co-Founder of a
startup
Alex Proimos from Sydney, Australia
Is WordPress is secure? → 52% are from WordPress plugins
→ 37% are from core WordPress → 11% are from WordPress themes
Recent incidents
Recent Incidents → bbPress → Shortcodes Ultimate → Formidable Forms
→ Duplicator → Yoast SEO 5.7.1 → WordPress Security Update 4.8.2 – Update Immediately! → WordPress 4.9
Types of vulnerabilities → SQL Injection (SQLI) → Cross-site Scripting
(XSS) → Cross-Site Request Forgery (CSRF) → Brute Force → Denial of Service (DoS) → Distributed Denial of Service (DDoS) → Full Path Disclosure (FPD) → User Enumeration → Remote Code Execution (RCE) → Remote File Inclusion (RFI) → Directory Traversal
So what is the Art
Continuous improvements
Find a secured hosting
Don’t forget to update!
Don’t forget to update! → Keep your WordPress up-to-date →
Update your plugins and themes → Change passwords periodically → Keep yourself updated
Use your own, not defaults!
Use your own, not defaults! → Do not use ‘admin’
as your username → Change WP_CONFIG’s keys and salt values to randomly generated values → Change table prefix
Stop directory indexing
Prevent User emumaration
Disable XML-RPC if not using
Limit login failed attempts
Backup regularly
Use Two Factor Authentication
Remove unused plugins/themes
Turn on Comments approval
Use HTTPS! Atleast wp-admin area and wp-login.php
Make sure Debugging is off!
Apache, PHP, NGINX, SSL Vulnerabilities
WordPress Vulnerability Database https://wpvulndb.com
WordPress Vulnerability Scanner https://github.com/RamadhanAmizudin/ Wordpress-scanner
None
Summery → Don’t forget to update. → Use your own
rather defaults. → Stop directory traversal. → Disable XML-RPC if you are not using it. → Limit login attempts. → Backup regularly → Remove unused plugins/themes → Keep yourself updated
From Holland Artist
Thank you