What is WLAN
First of all, let me explain what is WLAN, WLAN is an English abbreviation, its full name is Wireless LocaTIon Area Network, Chinese means wireless local area network. The reason why we first explain this parameter is because WLAN is not a specific network standard, but a type of network. The wireless networks we usually use in cafes, companies, and homes belong to WLAN, and WLAN is better than WIFI. There is also a higher level of terminology for WAPI. It can be said that WLAN is the category of WIFI and WAPI, and WIFI and WAPI are two different network standards of WLAN.
What is WIFI?
The picture shows the WIFI logo
At present, most smartphones can support WIFI. The full name of WIFI is "Wireless Fidelity", which is a short-distance wireless Internet transmission technology, and this is a WLAN standard by foreigners, so foreign parallel mobile phones The WLAN uses the WIFI standard, and this is also a very important reason for the emergence of WAPI.
The specific standards for WIFI use, and how to achieve authentication and encryption, these are too professional, for the average consumer, just know that this is a standard for wireless LAN, regardless of the water, currently large Most smartphones can support it.
What is WAPI
WAPI
WAPI is another standard for WLAN, and WIFI is also a wireless transmission protocol. Its full name is "Wireless LAN AuthenTIcaTIon and Privacy Infrastructure", which is a wireless transmission protocol proposed by China. There is no difference between WICE and WIFI in actual use. They are short-range wireless networks, but they are more advanced in encryption algorithms, so they are more secure than WIFI.
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