Before clicking any "unlock world link," paste it into VirusTotal (free online scanner). If even one antivirus engine flags it as malicious, stay away.
Instead of looking for a key for expensive proprietary software, look for open-source alternatives like GIMP (for Photoshop) or LibreOffice (for Microsoft Office). They are free, legal, and "unlocked" by design.
Many software companies (like Adobe, Microsoft, and JetBrains) sell . A single serial key purchased from their official website can unlock the software in any country, on any compatible device. The "world link" in this case is the official download page + your unique key.