If you're new to domain names, I suggest, imagine that a domain name is the equivalent of a piece of undeveloped land, except, your "raw" virtual property is on the web. Even better, today, so much more is possible! Exciting times! I suggest, the time to start is: now.
For the English-speaking markets, six-letter .com domain names, that use one or two easy-to-spell words, as we English like to say, "Do not grow on trees". In the literal sense, of course domain names don't grow on trees - at least not yet. But who knows, the domain name we have available below, might - in the future - change all that. Don't ask me how (I'm joking).
Why are we all still using passwords to pass through software barriers? The obvious answer: passwords sort-of still work. Until they don't, or until we have bad experiences resulting from security attacks that make a mockery of password protections. However, exciting changes could be coming to your world sooner rather than later.