「第19回ゼロから始めるセキュリティ入門 勉強会」での, CSS Injection の脅威と対策に関する short talk 用に作成した資料です :-) 勉強会ページ: https://weeyble-security.connpass.com/event/98127/ I explain some techniques of CSS Injection by @masatokinugawa, @SecurityMB, and other websec researchers in Japanese. I highly recommend to check the following awesome work by @SecurityMB and @0x6D6172696F. - https://sekurak.pl/wykradanie-danych-w-swietnym-styl