A keygen, short for key generator, is a type of software that generates product keys or activation codes for software applications, including games like Splinter Cell Blacklist. These generated keys are often used to bypass the official activation process, allowing users to access the game without purchasing it.

: In your Steam Library, right-click the game, select Manage , then CD Keys . You can copy the code from there and paste it into the Ubisoft Connect prompt.

: Ubisoft uses "Uplay" (now Ubisoft Connect). Keys are verified against a central database. A random string of digits won't match a legitimate, unsold key.