MOPCON
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    # 如何製作一套 JavaScript 的熱點圖 library - Kewang {%hackmd rG6pzIawQKe5cHU4rycgYg %} > 從這開始 ## keyword - iframe - Expressjs leaftlet 比例是10:1將比例放上去就知道怎麼顯示(較難被爬蟲爬出來) - CORS 少了讓Access control allow origin會比較難被用到 所以就fail掉了 解:1.let all source can access api.js 2.api key外流 同一把api key>會影響到原始網站會花一堆錢 (燒RRRRR 解:check refere 在req.headers.referer; add frame add allow list - HSTS - HTTP網域偽造 會影響到原始網站會花一堆錢 解:1.add allow list only HTTPS create self-signed 解: browser >server -會先打get http://example.com(用8080run) server <retuen -回301 redirect to http://example.com browser >server -get http://example.com browser <server -return page &HSTS header hsts preload list: hsts preload submission requirements Strict-Transport-Security:max-age=63072000; includeSubDomians;perload hsts preload url(https://hstspreload.org/?domain=aikq.de) hsts preload 花至少半年時間才能更新到其他瀏覽器上面 ## Conclusion 應用端 申請api key 增加允許網域名單 十行程式碼結束 使用SemVer更新更方便 開發端 解決CORS:使用Access-control-Allow_Origin 解決網域偽造:HSTS 用 https 取代 http SVCB/HTTPS ![](https://i.imgur.com/b2ww0Oj.jpg) GSLIN 文章url(https://blog.gslin.org/archives/2020/10/04/9737/%E8%AE%93%E7%80%8F%E8%A6%BD%E5%99%A8%E7%9B%B4%E6%8E%A5%E9%80%A3-https-%E7%9A%84-svcb-https/) ![](https://i.imgur.com/YqB2O7H.jpg) ![](https://i.imgur.com/m2f9U56.jpg) ![](https://i.imgur.com/IiLlkf6.jpg) 最後還會 return 回去沒拍到 orz ## 聊天區 > 還有兩場啊!!睡意速速走 ![](https://i.imgur.com/tVziBoM.png) > 這場筆記完全不知到怎麼寫QQ > 全部都截圖 > 這場聽完=沒聽的感覺 > 有截重點的話還好說 不過截整段有點尬 >> 這我覺得還好,像是有幾場是現場 demo 的也是要自己歸納筆記 >> 整場demo!?這麼硬漢!! > 這其實簡單說就是做一個給第三方用的 iframe api > 這在廣告的領域還滿常用的(不過在廣告領域在 CORS 會比較寬鬆, 和可以知道 referrer 可以追蹤有效瀏覽和點擊) >> 了解,感謝大大 >> 原來 > 我快被haiyaa洗腦了 > 太haiyaaa啦 > ![haiyaa](https://i.imgur.com/CO1UbFT.gif =250x) > ![](https://i.imgur.com/h1CnTZ4.png =250x) > haiyaa 有 github 喔 XD >> 感覺不是他github id是haiya嗎 >窩勁量寫ㄌ QQ ###### tags: `MOPCON 2020`

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