How to buy crypto in the US?

Could you elaborate on the process of purchasing cryptocurrencies in the United States? As a newcomer to this market, I'm curious about the steps involved. Do I need to set up a specific account or wallet? Are there any regulations I should be aware of? What are some reliable platforms to purchase crypto from? Additionally, what payment methods are typically accepted? Lastly, how do I ensure the safety of my transactions and protect my investments? I'd appreciate a detailed breakdown of the process to help me navigate this new territory.