While these are legitimate, warn your friend to:

Before using any link related to Crypthub.pro, be aware that: High-Risk Rating Trustpilot reviewers

When looking for links or platforms related to crypto hubs or "Pro" services, it is important to be cautious. Often, very specific names like this that don't appear in major directories can be associated with:

The cryptocurrency industry lost over $2 billion to phishing scams in the last 18 months, and fake exchange links remain the number one vector for these attacks. Here is exactly how the fake crypthubpro link scam works: