Content Security Policy Manager vs GD Security Headers (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Content Security Policy Manager
2.0K+ active installs
Free
Quick Verdict
As of April 2026, Content Security Policy Manager has a higher user rating (4.3/5 from 6 reviews) and leads in active installations (2.0K+ vs 1.0K+). Both are free WordPress plugins. Content Security Policy Manager has accumulated 33K+ total downloads while GD Security Headers has 30K+.
Detailed Comparison
| Metric | Content Security Policy Manager | GD Security Headers | |
|---|---|---|---|
| Rating | 4.3/5 | ◄ | 4/5 |
| Total Reviews | 6 | ► | 8 |
| Active Installs | 2.0K+ | ◄ | 1.0K+ |
| Total Downloads | 33K+ | ◄ | 30K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 3 years ago | ► | 1 year ago |
| First Released | 2020 | 2019 | |
| Age | 6 years | 7 years | |
| WP Requires | 4.6+ | 5.5+ | |
| PHP Requires | 7.2+ | 7.4+ | |
| Business Model | Free | Free | |
| Latest Version | 1.2.1 | 1.8 |
Rating Breakdown
Content Security Policy Manager
GD Security Headers
Download Trends
Over the past 30 days, Content Security Policy Manager averaged approximately 12 daily downloads while GD Security Headers averaged 13.
Recent Reviews
Content Security Policy Manager Reviews
Report To not working
Hello, Since report-uri is no longer recommended anymore, I need to use report-to to send CSP reports. But for reason, it doesn’t send reports with report-to. My CSP settings are as follows: In
kills all CSS styles
As soon as I leave the backend the view of my side is without any CSS. Only the plain HTML.
Very helpful and useful plugin. do you provide filters ?
We are really happy with this plugin.im wondering if you provide a filter so i can merge some dynamic ‘nonce-xx’ to the policy header. this could be very very useful.
GD Security Headers Reviews
Extremely helpful
It’s the best plug-in for setting security headers that I found so far. Easy set-up, good explanations.But what really stands out is the local reporting feature! Thank you very much!
Does the business
Easy to install and relatively easy to configure.I only want to set CSP rules and it lets me do that easily, having the shortcuts for common rules such as Google Analytics etc is useful.The report-onl
Very usefull plugin
A+ on headers scan, thank you for your work 🙂
More Csp Worth Comparing
Top alternatives in the same category as Content Security Policy Manager and GD Security Headers
Best all-in-one WordPress security plugin, uses HTTP & HSTS response headers to avoid vulnerabilities: XSS, injection, clickjacking. Force HTTP/HTTPS.
Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.