US9294502B1 Патенты
A computerized method and system for detecting access of a protected server by malicious bots are provided. The method comprises receiving a request from a client machine; gener ating a polymorphic script code challenge that includes a scrambled secret; sending the polymorphic script code chal lenge to the client machine in response to the received request; receiving a token from the client machine in response to the polymorphic script code challenge; comparing contents
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