Second, and more cleverly: he implemented a hash verification check on nozzle.js. The exact implementation could have been Subresource Integrity (SRI), a custom self-hashing routine, or a server-side nonce system, but the effect was the same. When the browser (or the application itself) loaded the script, it compared the modified file against a canonical hash and if it did not pass the check, the player would never initialise.
Фото: Пелагия Тихонова / РИА Новости
，更多细节参见体育直播
至此，网络安全领域的防御成本和攻击成本的非对称性已经被彻底逆转。。WPS官方版本下载对此有专业解读
compile("hallo world") == "a7336983eca"，推荐阅读safew官方版本下载获取更多信息