I hate compilers
摘要
页面说明当前访问被 Anubis 拦截或引导,是网站用于对抗大规模自动化抓取的防护机制。其核心是采用类似 Hashcash 的工作量证明(Proof-of-Work),让大规模爬取成本上升,从而减少对服务器资源的压力。页面同时提到,这是一种临时方案,未来可能会结合浏览器指纹识别等方式减少对普通用户的影响。此外,该机制依赖现代 JavaScript,部分扩展(如 JShelter)可能会导致无法正常通过验证,需要关闭相关插件。
荐读理由
目标站点开始用基于 Hashcash 的 Proof-of-Work 挑战配合 JavaScript 校验来阻断爬虫,并要求现代浏览器环境才能通过,这会直接抬高传统 HTTP 抓取的成本,需要在数据采集链路中引入可执行 JS 环境与应对 PoW 的访问策略,改变对“低成本抓取即可获取网页数据”的判断。
原文
Making sure you're not a bot!

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You are seeing this because the administrator of this website has set up Anubis to protect the server against the scourge of AI companies aggressively scraping websites. This can and does cause downtime for the websites, which makes their resources inaccessible for everyone.
Anubis is a compromise. Anubis uses a Proof-of-Work scheme in the vein of Hashcash, a proposed proof-of-work scheme for reducing email spam. The idea is that at individual scales the additional load is ignorable, but at mass scraper levels it adds up and makes scraping much more expensive.
Ultimately, this is a placeholder solution so that more time can be spent on fingerprinting and identifying headless browsers (EG: via how they do font rendering) so that the challenge proof of work page doesn't need to be presented to users that are much more likely to be legitimate.
Please note that Anubis requires the use of modern JavaScript features that plugins like JShelter will disable. Please disable JShelter or other such plugins for this domain.
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