Education to make you aware of what the official links are.
Scammers will often try to create temporary websites that will try to mimic a legitimate one. They often trick people into visiting these websites by making the link appear legitimate, when it in fact isn't or has a deliberate spelling error to make you think it is.
On this page are the only official links to certain webpages and communities.
Look for the blue checkmark on OpenSea indicating that it is a verified collection.