Terminal MAC address acquisition method, device and system, terminal and medium
A MAC address and acquisition method technology, applied in security devices, transmission systems, electrical components, etc., can solve the problem that applications cannot obtain terminal MAC addresses through API, achieve fast encryption and decryption, improve security, and prevent information leakage Effect
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[0049] Example one
[0050] figure 1 This is a flowchart of a method for obtaining a MAC address of a terminal according to the first embodiment of the present invention. This embodiment is applicable to a situation in which an application program obtains the MAC address of the terminal. The method can be executed by the device for obtaining the MAC address of the terminal. The device can be implemented in software and / or hardware, and the device can be configured in the first terminal. For example, smart phones and tablets. The first terminal is provided with an application program. The first terminal can communicate with the second terminal through a wireless local area network. Such as figure 1 As shown, the method specifically includes the following steps:
[0051] Step 110: The application program detects that the MAC address query request is triggered, and broadcasts the first data frame through the listening port, so that the second terminal receives the first data frame ...
Example Embodiment
[0068] Example two
[0069] figure 2 This is a flowchart of a method for obtaining a MAC address of a terminal according to the second embodiment of the present invention. This embodiment is applicable to a situation where an application program obtains the MAC address of the terminal. The method can be executed by an apparatus for obtaining the MAC address of the terminal. The device may be implemented in software and / or hardware, and the device may be configured in the second terminal, and the second terminal may be provided with a wireless module. For example, air conditioners and smart TVs. The first terminal is provided with an application program. The second terminal can communicate with the first terminal through a wireless local area network. Such as figure 2 As shown, the method specifically includes the following steps:
[0070] Step 210: The first data frame broadcast by the application program through the monitoring port is received through the target port, and the...
Example Embodiment
[0082] Example three
[0083] image 3 This is a signaling diagram of a method for obtaining the MAC address of a terminal provided in the third embodiment of the present invention. This embodiment is applicable to a situation where an application program obtains the MAC address of the terminal. The method can be executed by the device for obtaining the MAC address of the terminal. The device can be implemented in software and / or hardware, and the device can be configured in a terminal. For example, the first terminal and the second terminal. Such as image 3 As shown, the method specifically includes the following steps:
[0084] Step 310: The application program detects that the MAC address query request is triggered, and then broadcasts the first data frame through the listening port. The first data frame includes preset data and the MAC address of the first terminal.
[0085] Step 320: The second terminal receives, through the target port, the first data frame broadcasted by th...
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