CSP for Benchmark Email: Pros, Cons, and Practical Policy Design
Benchmark Email is one of those platforms that looks simple from the outside and gets messy the second you try to lock it down with a real Content Security Policy. If you’re embedding Benchmark Email forms, tracking scripts, or hosted assets into your site, CSP can absolutely reduce risk. It can also break form rendering, analytics, and third-party integrations in ways that are annoying to debug. That’s the tradeoff. I’ve found the best way to think about CSP for Benchmark Email is this: are you trying to protect a mostly static marketing site with a few Benchmark components, or are you effectively outsourcing chunks of frontend behavior to third-party JavaScript? Your policy should reflect that. ...