Debugging CSP Violations: The Guide That Saves Your Sanity

There’s nothing quite like deploying a CSP policy to production and watching your analytics break, your chat widget disappear, and your forms stop working. All at the same time. This guide is about surviving that experience and fixing things quickly. Where to Find CSP Violations Chrome Open DevTools (F12) → Console tab. CSP violations show up as red errors: R C e o f n u t s e e n d t t S o e c e u x r e i c t u y t e P o i l n i l c i y n e d i s r c e r c i t p i t v e b : e c " a s u c s r e i p i t t - s v r i c o l ' a s t e e l s f ' t " h e f o l l o w i n g For a more detailed view: DevTools → Application → Content Security Policy. This shows you the current policy and a log of violations. ...

March 29, 2026 · 10 min · headertest.com