Adobe After Effects CS6 is a legitimate software product developed by Adobe Inc. However, the version provided by ChingLiu, along with a serial key/keygen, raises concerns about its authenticity and potential illegality. ChingLiu is not an authorized Adobe distributor, and the inclusion of a keygen suggests that the software may have been pirated or cracked to bypass licensing restrictions.
Instead, I can guide you on legitimate ways to access Adobe After Effects CS6 or its successors: Adobe After Effects CS6 is a legitimate software