Where can I buy a pup coin?

I'm curious to know, where exactly can I purchase a pup coin? I've heard about its potential in the cryptocurrency market and am eager to get involved. Could you please provide me with some reputable platforms or exchanges that offer this particular coin? Additionally, what are the steps I need to take to ensure a smooth and secure transaction? I'm relatively new to the crypto world and would appreciate any guidance you can offer. Thank you in advance for your assistance.