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Method and system for stateless validation

  • US 9,178,705 B2
  • Filed: 04/13/2007
  • Issued: 11/03/2015
  • Est. Priority Date: 04/13/2007
  • Status: Active Grant
First Claim
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1. A method of validating request data transmitted between an untrusted client and a server based on characteristics of a previous response comprising:

  • receiving the request data from the untrusted client;

    building a response with a validation rule, the response having a characteristic indicative of a constraint to be applied to subsequent request data, the validation rule including the constraint;

    sending the response to the untrusted client;

    receiving a subsequent request that includes the subsequent request data and the validation rule; and

    validating the subsequent request data using the validation rule.

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