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Functional component loading method and device

A technology of functional components and loading devices, which is applied in the field of functional component loading methods and devices, can solve the problems of high risk of illegal misappropriation of equipment manufacturers' information technology and inability to authorize and control equipment functions, so as to protect integrity and improve effectiveness Effect

Active Publication Date: 2013-02-13
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In the process of realizing the loading of the above-mentioned functional components, the inventor found at least the following problems in the prior art: since the unauthorized functional components are also kept in the functional component package, the user can modify the functions in the functional component package through some technical means The code of the component, so as to bypass the device's inspection of the authorization mark of the functional component, so that the unauthorized functional component can be loaded, and the effective authorization control of the device function cannot be realized. The risk of illegal misappropriation of the information technology of the device manufacturer is high.

Method used

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  • Functional component loading method and device

Examples

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Embodiment 1

[0054] An embodiment of the present invention provides a method for loading a functional component, which can be completed by a device that needs to load the functional component. The device can be a network device such as a terminal or a firewall, which is not limited here. like figure 1 shown, including:

[0055] 101. Check the digital signature of the functional component package in the device.

[0056] Specifically, when the device is about to load a functional component, it can check the data signature of the functional component package carried by itself, wherein the digital signature is used to represent the data content in the functional component package, which can be encrypted using asymmetric encryption technology A character string used to verify whether the functional component package has changed is obtained by using a specific algorithm to extract the original feature value of the functional component package. Wherein, the asymmetric encryption technology incl...

Embodiment 2

[0066] An embodiment of the present invention provides a method for loading a functional component. The method can be completed by a device that needs to load the functional component. The device can be a network device such as a terminal or a firewall, which is not limited herein. like figure 2 shown, including:

[0067] 201. Update the authorization period information in the user license, and / or update the authorization list in the user license.

[0068] Wherein, step 201 is optional, and step 201 may not be performed in actual application. Specifically, when the device is to load functional components, it may first update the authorization period information in the user license and / or update the authorization list in the user license, and the user license includes authorized The functional component information of the authority may further include the validity period information of each functional component that has been authorized. The updating of the validity period i...

Embodiment 3

[0101] The embodiment of the present invention provides a device for loading functional components, which can be applied to electronic devices that require on-demand authorization, such as terminals, firewalls, gateway devices, base stations, digital TVs, and set-top boxes, as long as they need to load functional components. It can be used without limitation. like image 3 As shown, the functional component loading device may include: a first checking unit 31 , an acquiring unit 32 , and a loading unit 33 .

[0102] The first checking unit 31 is configured to check the digital signature of the functional component package in the device, wherein the functional component package contains the digital signature and at least one functional component, and the digital signature is used to represent the functional component package data content in .

[0103] The obtaining unit 32 is configured to obtain an authorization list in the user license of the device after passing the digita...

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PUM

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Abstract

The embodiment of the invention discloses a functional component loading method and device, which relate to the field of electronic equipment, are capable of carrying out effective authorization control on equipment functions and can improve the information technology safety of equipment manufacturers. The method comprises the following steps of examining a digital signature of a functional component packet in equipment; acquiring an authorization list in a user license of the equipment after examining the digital signature; and loading a correspondent functional component from the functional component packet according to the authorization list. The method and the device are mainly applied to the loading process of functional components of the electronic equipment.

Description

technical field [0001] The invention relates to the field of electronic equipment, in particular to a method and device for loading functional components. Background technique [0002] Electronic equipment is usually composed of several functional components. When purchasing electronic equipment, due to different usage scenarios and different user groups, the required functions will also vary. [0003] Traditionally, when the device leaves the factory, the functional components of the device can be manually selected according to the user's needs, and the functional components that the user has not purchased can be deleted. However, if the user needs to add new functions to the device, technicians are required to repackage the functional components and upgrade the device, which increases the later maintenance cost of the device. [0004] In the prior art, in order to save the later maintenance cost of the device, the functional components corresponding to all the functions o...

Claims

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Application Information

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IPC IPC(8): G06F21/10
Inventor 张日华李世光王涛
Owner HUAWEI TECH CO LTD
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