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Android device data backup method based on Qualcomm 9008 mode

A device data and backup technology, applied in the field of network data, can solve the problem of inability to obtain device passwords and permissions.

Active Publication Date: 2021-07-02
THE THIRD RES INST OF MIN OF PUBLIC SECURITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In view of the problems existing in obtaining Android device user data in the process of forensics of existing Android terminal devices, a new Android device user data acquisition scheme is needed
[0007] For this reason, the object of the present invention is to provide a kind of Android device data backup method based on Qualcomm 9008 mode, solve the defect that cannot obtain Android security mechanism restrictions such as device password and authority in the existing Android terminal device forensics scheme and then read the complete number of users data

Method used

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  • Android device data backup method based on Qualcomm 9008 mode
  • Android device data backup method based on Qualcomm 9008 mode

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Embodiment Construction

[0018] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.

[0019] Qualcomm 9008 mode is a special engineering mode for Qualcomm chip devices (such as mobile phones), and general users cannot operate the device in this mode.

[0020] On the basis, this solution is aimed at the current method of obtaining Android device data is to use the adb command to copy the user data in the device, there is a problem that the complete user data partition image cannot be obtained, and it is limited by the security mechanism of the Android system. Through the Qualcomm 9008 mode Rewrite the Android device Recovery partition, thereby bypassing the security mechanism restrictions of the Android system; on this basis, read the Android device physical storage device through socket communication in Recovery mode to obtain a c...

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Abstract

The invention discloses an Android device data backup method based on the Qualcomm 9008 mode, which enters the Android device into the Qualcomm 9008 mode, rewrites the Recovery partition of the Android device; and reads the physical storage device of the Android device through socket communication in the Recovery mode to obtain a complete Android device. Device user data partition image file. The backup solution provided by the invention is not limited by the security mechanism of the Android system, and does not require device passwords, root permissions, and bootloader unlocking; at the same time, the solution can completely read the physical image of the user partition, which helps to solve the defects of the current solution.

Description

technical field [0001] The invention relates to network data technology, in particular to Android device data backup technology. Background technique [0002] The emergence of the Android system has led to the rapid development of mobile terminals in recent years. While bringing great convenience to people's lives, it is used to engage in fraud, dissemination of harmful obscene and pornographic information, financial crimes, counterfeiting, rumors, incitement to crimes, etc. Illegal and criminal activities are not uncommon. As a tool for committing crimes, the smart terminals used by criminal suspects often store a large amount of crime-related information, which can provide certain clues or evidence for investigating and solving crimes. Therefore, smart terminal forensics is receiving more and more attention, and the methods and tools for smart terminal forensics have been developed rapidly in practice. In the forensics process of the smart terminal, how to obtain the key ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F11/14G06F9/54
CPCG06F9/544G06F11/1458
Inventor 吴松洋汤杨石奥迪刘善军刘欣
Owner THE THIRD RES INST OF MIN OF PUBLIC SECURITY
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