About the Author
Tae-il Shim
Tae-il Shim is a pseudonym for a North Korean defector writer. He left the DPRK in 2018, and now resides in South Korea.
Hwanyonghamnida, readers of Ask a North Korean -- the feature where you can email us with your questions about life in North Korea and have them answered by NK News's very own defector writers.
Today's question is from Kellyn, from Dawson Creek, Canada, who asks whether the eavesdropping networks depicted in the series "Crash Landing on You" really exist. If they do, how extensive are they?