Comment by john_strinlai

https://www.tapo.com/us/

>Tapo is a brand of TP-Link that offers smart home solutions, such as security cameras, plugs, bulbs, switches, and more.

and TPAP is the "TP-Link Authentication Protocol" which, i believe, is based on 802.1X (https://en.wikipedia.org/wiki/IEEE_802.1X)