Trustwallet is a hot wallet. Cold wallets (e.g hardware wallets) are better (way more secure) especially if you're holding large sums of money.
Do you have a reference to a thread that discusses it in a complex way? I want to know more, I'm sure here I can get deeper insight than just reading in news outlets about crypto.
solely about wallet software, going through threads there will give you better insights of making the most reliable for you.