How do I invest in cryptocurrency?

As a newcomer to the world of cryptocurrency investing, I'm curious about the steps I should take to begin my journey. Could you walk me through the basics of how to invest in cryptocurrency? Firstly, what platforms should I consider for buying and selling digital currencies? Are there any specific factors I should look out for when choosing a reliable exchange? Secondly, how do I determine which cryptocurrencies have the potential for growth? Should I focus on market capitalization, technology, or community support? Additionally, how do I manage my risks when investing in such a volatile market? Are there any hedging strategies or diversification methods I should consider? Lastly, how do I keep track of my investments and stay updated with the latest developments in the cryptocurrency space? Thank you for your insights.