Is Bybit legal in the US?

Could you please clarify if Bybit, a popular cryptocurrency derivatives exchange, is considered legal for operation and use within the United States? Given the evolving regulatory landscape surrounding cryptocurrencies and the varying approaches taken by different states, it's crucial for investors and traders to understand the legal status of such platforms before engaging with them. Is Bybit authorized to operate in the US, or are there any specific restrictions or limitations that individuals should be aware of?