[1] Re: new CSP draft. (Mike West 著, 1/12/2016, 9:24:56 AM 版) <https://lists.w3.org/Archives/Public/public-webappsec/2016Jan/0061.html>
[2] Clarify 'Pixel Perfect' attacks. · w3c/webappsec-csp@4b5e485 (1/13/2016, 3:10:20 AM 版) <https://github.com/w3c/webappsec-csp/commit/4b5e4850964a3b1bbcb6d669a2dec4307334624b>
Google search: "Pixel Perfect" attack