A case involving a company's use of web scraping via LinkedIn could determine whether anti-hacking laws apply to web-scraping tools in general. The case involves hiQ, which uses LinkedIn profiles to scrape data on behalf of companies concerned about whether their employees are quitting. Microsoft, which owns LinkedIn, sent hiQ a cease-and-desist letter last year, alleging the practice violates the Computer Fraud and Abuse Act. LinkedIn's case is based on the fact that if a website says "stop accessing my site" and you don't, you violate the CFAA. A 2016 case, the Power Ventures decision, may mean LinkedIn has history on its side with that argument, Ars Technica reports.  
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