Web Hacking
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Content Security Policy (CSP)
How a single HTTP header decides whether your XSS becomes a footnote or a CVE. A deep walk through CSP1/2/3 grammar, nonce and hash matching, strict-dynamic, every bypass class (JSONP, base-uri, dangling markup, mutation XSS, nonce leak), Trusted Types, real production incidents, and what actually fixes the policy.
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