Direct Link Setup Method, Key Updating Method and Device

Abstract

A method includes transmitting, by a first station to an access point, a direct link setup request message destined for a second station, where the direct link setup request message is used to request setup of a direct link between the first station and the second station, receiving, by the first station from the access point, a direct link setup response message point, where the direct link setup response message includes a first key information, and where the first key information is used to perform a secure transmission for service data transmitted in the direct link between the first station and the second station, and transmitting, by the first station to the second station over the direct link, a first direct link setup confirm message, where the first direct link setup confirm message is used to indicate that the first station has received the first key information.

Dependencies are inferred from the claim text.