browser - CSP being applied despite no Content-Security-Policy header - Stack Overflow
HTTP Content Security Policy (CSP)
What is a Content Security Policy & How to Implement Best Practices
Content Security Policy Archives - Microsoft Edge Blog
How To Fix a Missing Content-Security-Policy on a Website - Black Hills Information Security
GitHub - GoSecure/csp-auditor: Burp and ZAP plugin to analyse Content- Security-Policy headers or generate template CSP configuration from crawling a Website
Mitigate cross-site scripting (XSS) with a strict Content Security Policy ( CSP)
How To Fix a Missing Content-Security-Policy on a Website - Black Hills Information Security