Valid question, and in my opinion a valid concern with Chinese telecom and networking equipment marketed to Western customers. Replacing the vendor firmware wit

Valid question, and in my opinion a valid concern with Chinese telecom and networking equipment marketed to Western customers. Replacing the vendor firmware with vanilla OpenWRT, when possible, will reduce a lot of risk. That said, I can't recall reading anything yet about GL.iNet being caught with "forgetting" a "debug feature" in any of their devices.