Several factors can contribute to the appearance of this error:
This is the most common "honest" scam. The file contains hundreds of keys, often scraped from outdated pastebin dumps. They look like this: assassins creed unity license key.txt
: Many sites claim to offer "key generators" (keygens) that supposedly provide free keys. These programs are frequently flagged by antivirus software for containing malicious code. Several factors can contribute to the appearance of