Before the mid-2010s, Adobe software like Illustrator CS6 used a . You bought the software once, entered a 24-digit serial number, and owned that version forever.

If you bought the software from a retail store, you may have a 24-digit redemption code that must be exchanged for a serial number or subscription credit on Adobe's website. How to Verify a Legitimate Serial Number

In 2021, a freelance designer in the Philippines downloaded an "Adobe Illustrator CC 2015 verified serial number + crack" from a popular torrent site. Two weeks later:

Notes: Serial number verified successfully against Adobe activation servers. License registered to department account. __________________________________________________________________

How can I enter my license key in adobe illustrator cc 2015?