Discovery of the use of anonymizing proxies by analysis of http cookies
AssigneeSophos Limited
InventorRichard J. Baldry
Life of this patent
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Abstract
In embodiments of the present invention improved capabilities are described for systems, methods, and devices that determine whether a website request is from a proxy website or an anonymizer. Embodiments intercept a website request from an end point; identify at least one cookie present in said website request; analyze a predetermined characteristic of said website request, where the predetermined characteristic associated with the cookie; and apply a rule corresponding to said predetermined characteristic to make the determination as to whether the request is from a proxy website or anonymizer.
Claims12
A computer program product embodied in a computer readable medium that, when executing on one or more computers, performs the steps of:
- a. intercepting a website request from an end point;
- b. identifying at least one cookie present in said website request;
- c. analyzing a predetermined characteristic of said website request, said predetermined characteristic associated with said at least one cookie;
- d. applying a rule corresponding to said predetermined characteristic;
- and
- e. at least one of (i) identifying said website request as a valid website request and (ii) identifying said website request as a proxy website request based on an application of said rule.
Dependencies are inferred from the claim text.