You have an ESP8266 board like the Wemos D1, a Li-Ion battery, you want to build a small battery-powered sensor that wakes up every few minutes to do something, and you don’t want to delve into ...

The first flaw is the simplest, and only effects ESP8266s. While connecting to an access point, the access point sends the ESP8266 an “AKM suite count” field that contains the number of ...