Using unauthorized keys violates copyright laws. Furthermore, it deprives the developers—often small teams—of the resources needed to maintain and improve the software. Better Alternatives to Using a Keygen
Most sites offering keygens are breeding grounds for trojans, ransomware, and spyware. Because these programs need you to disable your antivirus to run, they can easily infect your system. Capella 7 Key Generator
If the price of Capella is out of reach, there are excellent open-source alternatives that are completely free and legal: Using unauthorized keys violates copyright laws