How do you know if a brand is scamming you?

I'm curious, how does one go about determining if a cryptocurrency brand is scamming them? It seems like the world of digital assets is fraught with scams and deception, so it's crucial to be vigilant. Are there any telltale signs or specific red flags that investors should be aware of when evaluating a brand's legitimacy? What measures can individuals take to protect themselves from falling victim to scams in the crypto space?