A phishing website detection method, comprising: receiving a website access request sent by a terminal; querying website data according to the website access request; constructing a document object model tree according to the queried website data; comparing the constructed document object model tree to a pre-stored phishing website model tree, and obtaining a comparison resu determining whether a website corresponding to the website access request is a phishing website according to the comparison resu and returning phishing website warning information to the terminal when determining that the website corresponding to the website access request is a phishing website.
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