Detection method for repackage application in android market
A detection method and repackaging technology, applied in computer security devices, instruments, electrical digital data processing, etc., can solve the problems of inability to detect Android software repackaging applications, consuming a lot of traffic, affecting the normal use of users, etc.
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[0041] The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:
[0042] A method for detecting heavy-package applications in an Android market, comprising the following steps:
[0043] (1) Extract the feature code from the dex file of each Android application;
[0044] (2) Calculate the edit distance between the feature codes of each Android application;
[0045] (3) Calculate the similarity between each Android application according to the edit distance, and compare it with a given threshold to determine whether it is a repackaged application.
[0046] The specific steps are described in detail as follows:
[0047] (1) Extract the feature code from the dex file of each Android application
[0048] As mentioned above, what the present invention adopts is a feature code formed in sequence based on the length of each character string. This information can be obtained from the dex file. The dex file has a fixed ...
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Abstract
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