Where can I buy Rocket Pool ETH?

Excuse me, I'm quite interested in investing in cryptocurrency, especially in Rocket Pool ETH. Could you kindly inform me of the platforms or exchanges where I can purchase Rocket Pool ETH? I've been doing some research but I'm still a bit uncertain about the most reliable and secure options. Could you also share any advice on what factors I should consider when choosing a platform to buy Rocket Pool ETH? I'd greatly appreciate any insights or recommendations you have. Thank you for your time and assistance.