United resource localizer address filtering method and intermediate transmission equipment

Abstract

The invention relates to a filtering method and a middle transmission equipment for url address. The filtering method for url address comprises the followings: characteristic information of access request of a url address is recorded, when redirection occurs, an initial url address list is updated according to the characteristic information and the redirected url address so that the redirected url address brings in correspondence with the address category of the url address before redirection and the redirected url address is filtered according to the updated url address list and a preset filtering rule; the middle transmission equipment comprises a unit recoding the characteristic information of access request of the initial address and a unit updating the initial url address list according to the redirected url address and the recorded characteristic information. With the filtering method and the middle transmission equipment for url address of the invention, the url address list can be updated dynamically and correct filtering of the redirected url address can be realized.

Description

technical field [0001] The invention relates to a uniform resource locator address filtering method and intermediate transmission equipment, in particular to a method and equipment capable of filtering redirected uniform resource locator addresses. Background technique [0002] As shown in FIG. 1 , it is a flow chart of a terminal personal computer (Personal Computer, hereinafter referred to as PC) accessing a uniform resource locator (uniform resource locator, hereinafter referred to as url) address. The terminal PC opens the web browser, and its transport layer protocol is hypertext transfer protocol (hereafter referred to as http), and sends the url address access request; the intermediate transmission device completes url address filtering, if the requested url address is illegal Yes, the intermediate transmission device filters out the url address, that is, blocks the url address access request. If the url address is legal, the intermediate transmission device sends the...

AI Technical Summary

Problems solved by technology

[0005] The present invention provides a url address filtering method and intermediate transmission equipment through some embodiments, which are used to solve the problem of url address filtering misjudgment after url address redirection, realize dynamic update of url address table, and then correctly judge redirected url address Filtering rules for url addresses, so that redirected url addresses can be correctly filtered

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