Web scraping - Wikipedia
https://en.wikipedia.org/wiki/Web_scraping
OverviewLegal issuesHistoryTechniquesSoftwareMethods to prevent web scrapingSee alsoThe legality of web scraping varies across the world. In general, web scraping may be against the terms of service of some websites, but the enforceability of these terms is unclear. In the United States, website owners can use three major legal claims to prevent undesired web scraping: (1) copyright infringement (compilation), (2) violation of the Computer Fraud and Abuse Act ("CFAA"), and (3) trespass to chattel. However, the effectiveness of these claims relies upon …
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