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.
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The supermarket giant said roles at its Welwyn Garden City headquarters in Hertfordshire were at risk under new proposals.，详情可参考WPS下载最新地址
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