What does APP need to read SMS and MMS permissions for?

APP actually does not need to read the SMS and MMS permissions of the user's mobile phone. On the surface, after reading the permissions, it can help users to automatically backfill the SMS verification code to the registration page when registering, but this is mostly to collect information such as the user's economic situation, consumption preferences, and activity areas. , and make detailed portraits of users to support product development and update, or to accurately push advertisements.

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The Guangdong Provincial Public Security Department recently announced that in the first quarter of 20 19, Guangdong police found that more than 1670 apps collected user information beyond the scope.

Among them, WiFi master key, Qian Juyi, etc. 10 app have outstanding problems, especially WiFi master key, and * * * has collected 7 kinds of information beyond the scope. According to the report, there are some problems in the WiFi master key (version 4.3.56), such as reading users' short messages or multimedia messages, contacts, collecting known accounts on users' devices, and using cameras or microphones of users' devices.

It is not uncommon for an APP to collect user information beyond its scope. According to the data provided by Ai Encrypted Big Data Center, by the end of March 20 19, the center had collected more than 2.7 million Android applications, more than1900,000 iOS applications, and more than 30% of the applications were collected in different degrees without authorization or scope.

China Economic Net-Personal information "streaking"? Some applications "excessively" collect user information.