what is ssid

SSID stands for Service Set Identifier. It is a unique name that identifies a wireless network. When you see a list of available Wi-Fi networks on your device, you are looking at a list of SSIDs. Routers come with default SSIDs, but users can and should change them to something unique. SSIDs can be up to 32 characters long and are typically in a natural language, such as English. They are used to identify and connect to a specific wireless network