A key generator or keygen is a program that creates fake software license keys so paid apps can run without a real purchase. Keygens are tightly linked to software piracy and are a common way attackers hide malware inside “free” downloads.
Most keygens are bait - you get a “free” unlock and also trojans, spyware, or ransomware. Even clean-looking keygens can break updates, block security features, and expose you to lawsuits or account bans.
Mimics a vendor’s license check or patches files to skip it
Often disables updates or security checks to keep the crack working
Bundles adware or trojans in the installer or loader
Spreads via warez sites, forums, and fake “fix” videos
Disconnect from the internet.
Run a full anti-malware scan, reboot, then scan again.
Remove unknown startup items, services, and browser extensions.
From a clean device, change passwords and enable MFA.
Reinstall the affected app from an official source.
Use the official license or a free/open-source alternative.
Watch for legit discounts and vendor trials instead of cracks.
Keep apps updated - don’t apply patches from unknown sites.