Best csp plugins for WordPress
The most popular csp plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Headers Security Advanced & HSTS WP leads with 90K+ active installs, ahead of Content Security Policy Manager (2K+) and GD Security Headers (1K+). All 29 plugins tagged “csp” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
Research this niche or see all plugins.
Top 10 csp plugins
- 1.Headers Security Advanced & HSTS WP
The most installed csp plugin, with 90K+ active installs. Rated 4.9 from 79 reviews, updated 1 week ago.
- 2.Content Security Policy Manager
2K+ active installs. Rated 4.3 from 6 reviews, last updated 4 years ago. Tested only up to WordPress 6.1.16.
- 3.GD Security Headers
1K+ active installs. Rated 4.0 from 8 reviews, updated 5 months ago.
- 4.
Auto SRI500+ active installs. No reviews yet, updated 6 months ago. Tested only up to WordPress 6.8.12.
- 5.
CSP Friendly Security200+ active installs. Only 4 reviews so far, updated 2 months ago.
- 6.
No unsafe-inline200+ active installs. Rated 5.0 from 5 reviews, updated 11 months ago. Tested only up to WordPress 6.9.11.
- 7.
EssentialHeaders60+ active installs. No reviews yet, updated 2 months ago.
- 8.Security Headers & Caching
30+ active installs. No reviews yet, last updated 1 year ago. Tested only up to WordPress 6.8.12.
- 9.
CSP Violation Reporter30+ active installs. Only 1 review so far, updated 1 month ago.
- 10.GDPR Helper using CSP
20+ active installs. No reviews yet, last updated 4 years ago. Tested only up to WordPress 6.0.18.
All 29 plugins tagged “csp”
Headers Security Advanced & HSTS WP
Up in the last 7 days:2#477by Andrea Ferro9 days ago
Best all-in-one WordPress security plugin, uses HTTP & HSTS response headers to avoid vulnerabilities: XSS, injection, clickjacking. Force HTTP/HTTPS.
- Installs
- 90K+
- Rating
- 4.9(79)
- Downloads
- 719/day
Content Security Policy Manager
Down in the last 7 days:4#4,847by Patrick Sletvold4 years ago
Plugin for configuring Content Security Policy headers for your site. Allows different CSP headers for admin, logged inn frontend and regular visitors
- Installs
- 2K+
- Rating
- 4.3(6)
- Downloads
- 19/day
GD Security Headers
Down in the last 7 days:25#5,908by Milan Petrovic6 months ago
Configure various security-related HTTP headers, including CSP, XSS, Referrer Policy and more.
- Installs
- 1K+
- Rating
- 4.0(8)
- Downloads
- 38/day

Auto SRI
Down in the last 7 days:96#8,788by zfir6 months ago
Automatically adds Subresource Integrity (SRI) to external scripts/styles and safely excludes Google reCAPTCHA and Google Fonts.
- Installs
- 500+
- Rating
- –
- Downloads
- 11/day

CSP Friendly Security
Up in the last 7 days:3#11,717by Pascal CESCATO2 months ago
Adds a CSP header compatible with most WP plugins without breaking styles.
- Installs
- 200+
- Rating
- 3.5(4)
- Downloads
- 0/day

No unsafe-inline
Down in the last 7 days:74#12,286by Giuseppe11 months ago
No unsafe-inline helps you to build a Content Security Policy avoiding to use 'unsafe-inline' and 'unsafe-hashes'.
- Installs
- 200+
- Rating
- 5.0(5)
- Downloads
- 11/day

EssentialHeaders
Up in the last 7 days:742#19,655by Alex Hedström2 months ago
Adds the essential HTTP security headers WordPress leaves out—on every public site response.
- Installs
- 60+
- Rating
- –
- Downloads
- 0/day
Security Headers & Caching
Up in the last 7 days:545#23,299by Studio Be41 year ago
Enhance your WordPress site security with HTTP security headers and improve performance with smart caching. Works with all hosting providers.
- Installs
- 30+
- Rating
- –
- Downloads
- 0/day

CSP Violation Reporter
Up in the last 7 days:3,502#23,765by Guilherme Dumas Peres1 month ago
Collect and inspect Content Security Policy (CSP) reports with filtering, grouping, rate limits and automatic cleanup.
- Installs
- 30+
- Rating
- 5.0(1)
- Downloads
- 0/day
GDPR Helper using CSP
Down in the last 7 days:218#28,184by bpassini4 years ago
This plugin allows easy addition of Content Security Policy
- Installs
- 20+
- Rating
- –
- Downloads
- 0/day

SeaSP Community Edition
Up in the last 7 days:18#29,089by bluetriangle5 years ago
SeaSP Community Edition is an automated Content Security Policy Manager. SeaSP allows you to create, configure, manage, and deploy a Content Security …
- Installs
- 10+
- Rating
- 4.7(3)
- Downloads
- 0/day

Abdal Security Headers
#31,430by Ebrahim Shafiei (EbraSha)2 months ago
Enhance WordPress security with HTTP security headers and a Smart CSP Assistant that discovers real site resources for review.
- Installs
- 10+
- Rating
- 5.0(2)
- Downloads
- 11/day

Fix It Easy Security Headers
Up in the last 7 days:682#32,183by WP Fix It - WordPress Experts1 year ago
Configure core HTTP security headers for your WordPress site in a few clicks.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

BoundaryGuard Headers
#33,106by Jay Suthar2 months ago
Automatically enforces essential HTTP security headers to protect your site from XSS, clickjacking, and protocol downgrade attacks.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
HeaderShield
#34,506by Vishwa7 months ago
Add safe, modern HTTP security headers with optional strict cross-origin protections and a simple admin UI.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Onionify
#36,730by Ivijan-Stefan Stipic10 days ago
Serve WordPress cleanly over .onion with URL rewriting, Onion-Location, and privacy hardening.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Headit
Down in the last 7 days:5,654#43,503by StampyCode9 years ago
Headit is a simple plugin to allow you to add custom HTTP response headers to your site.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

fepo CSP & Security Headers
#56,605by fepo10 days ago
Scans your pages, builds one Content-Security-Policy and sends it with the other security headers. Nothing leaves your website.
- Installs
- <10
- Rating
- –
- Downloads
- 11/day

AiutoComputerHelp HTTP Header Audit
#57,565by aiutocomputerhelp27 days ago
Read-only audit of HTTP security headers and related same-site HTTPS behavior returned by your WordPress site.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

WebKernelAI Security
Up in the last 7 days:3,268#58,820by Aamir Sahil20 days ago
A secure WordPress connector to remotely manage, audit, and harden your site from the WebKernelAI dashboard with cryptographic signature verification.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day
Codo Content Security Policy
#59,798by Codo Digital Ltd1 day ago
Just Content-Security-Policy, not a security suite. Starts in Report-Only, with draft policies, built-in violation reports and page scanning.
- Installs
- <10
- Rating
- –
- Downloads
- 96/day

Security Headers Audit
Down in the last 7 days:2,415#60,811by Chowdhari Chetan4 months ago
Manage HTTP security headers, monitor Content Security Policy (CSP) violations, capture browser console errors, and maintain a complete audit trail of …
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Rapid Security Manager
Up in the last 7 days:9,548#63,205by rapidplugins1 month ago
WordPress security with TOTP 2FA, recovery codes, trusted devices, Basic WAF, CSP, GeoIP, security headers, hardening, and diagnostics.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Jeelsh HTTP Headers
Up in the last 7 days:4,905#64,269by jeelshy3 months ago
Configure advanced HTTP security headers for your WordPress site.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Script Sentinel
Down in the last 7 days:13,053#69,420by scriptsentinel2 months ago
Scan up to 10 public pages, review a generated CSP, deploy it locally, and optionally automate safe CSP drift handling.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day
Kareva Security Headers
Up in the last 7 days:3,110#69,455by karevatechsol269 days ago
Set HSTS, CSP, X-Frame-Options and other HTTP security headers from your dashboard, with presets, testing and reporting.
- Installs
- <10
- Rating
- –
- Downloads
- 11/day
Beplus Security Headers & Script Auditor
Down in the last 7 days:7,135#70,598by rimbeplus21 days ago
Enable common HTTP security headers, scan your site for external scripts/styles, and pick your own Content-Security-Policy rules.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

VCNS Security Automation Manager
Down in the last 7 days:20,371#71,549by Simon Jackson11 days ago
Self-learning security headers, built-in attack detection and rate limiting, file-integrity monitoring, and free TLS certificates. No paywall.
- Installs
- <10
- Rating
- –
- Downloads
- 11/day

Webro Security
Down in the last 7 days:9,492#73,890by webro1 month ago
Adds security headers, CSP, login protection, SMTP configuration and spam protection to harden your WordPress site.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day