A real-world equivalent would be that intelligence agencies would force some secret pin code into every single house alarm so they could get into every single house because, you know, bad people might have house alarms, but it will also make all of us less secure as an end result.
これを実世界でたとえるなら 諜報機関が好きな時に 入れるようにと 各家庭の警報システムに 暗証番号を 付けさせるようなものです 悪人がアジトに警報を付けても 大丈夫なように でも それは同時に 一般の家庭の 安全を損なう ことになります