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Content Security Policy explained for teams that care about security and revenue.

Practical articles that help buyers understand the category, learn safer rollout patterns, and connect browser-side security to business impact.

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Resources

Guides for teams rolling out CSP

Each article answers a concrete question and points to a clear next step.

Reference

CSP Header Examples: Copy-Paste Content-Security-Policy for Common Stacks

Eight ready-to-adapt CSP header examples for the stacks teams actually ship: marketing sites, SaaS dashboards, checkouts, edge runtimes, and proxies.

7 min read

Implement

CSP strict-dynamic: When to Use It and How to Migrate Safely

'strict-dynamic' lets a single nonce-trusted script bring in everything it needs, replacing brittle allowlists. Here is when to adopt it and how to migrate safely.

5 min read

Implement

CSP Hash Sources: How to Allow Inline Scripts Without unsafe-inline

A CSP hash source pins a single inline script or style by its cryptographic fingerprint. Use it when you cannot inject a nonce server-side.

6 min read

Implement

CSP Nonce: What It Is and How to Use Nonce-Based Content Security Policy

A CSP nonce is a per-response token that lets a single trusted script run without weakening your Content-Security-Policy. Here is how to use it correctly.

6 min read

Test

CSP Checker: How to Test Your Content-Security-Policy in Production

A CSP checker confirms your policy is set, parsed, and enforced correctly in production. Five techniques you can run today, plus a CI pattern.

9 min read

Evaluate

CSP Evaluator: How to Audit Your Content-Security-Policy Header

A CSP evaluator tells you what's wrong with your Content-Security-Policy on paper. Monitoring tells you what it actually blocks in production. Use both.

10 min read

Generate

CSP Generator: How to Build a Production-Ready Content-Security-Policy Header

A CSP generator is the fastest way to a working Content-Security-Policy header. Use it to draft, then validate in report-only mode before you enforce in production.

10 min read

Rollout

Content Security Policy Report-Only Mode: Roll Out Safely

Report-Only mode lets teams test Content Security Policy without blocking traffic. It is the safest path to collect real production feedback before moving to enforcement.

6 min read

Business impact

Why Content Security Policy Matters: Security and Conversion Protection

Most teams think of Content Security Policy as an AppSec setting. In reality, it also affects analytics quality, campaign attribution, checkout reliability, and customer trust.

7 min read

Foundations

What Is Content Security Policy (CSP)? A Practical Guide

Content Security Policy is the browser rule system that decides which scripts, connections, images, and frames are allowed to run. It improves security, but only becomes usable at scale when teams can see what it breaks.

6 min read