It certainly could be, especially if you’re not doing anything wrong. But if a government pries that much, you’d maybe be painting a target on your back by inventing a new language. You could also use an existing language that is hard to translate and learn, and isn’t well known. Like Ithkuil
Living here and having to watch it happen in real time is terrifying. It was an easy way to know which of my friends and family are not okay.