Wiretapping
Bugging
noun, verbal noun, の adjective
I steal by listening to what people say. I do this by wiretapping their phone and bugging their homes.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
誰かがトーフグのオフィスに盗聴器を仕掛けたのですが、私達は犯人も理由も分かりません。
Someone bugged the Tofugu office, but we have no idea who or why.