It’s OLD’D, but still hilarious
Linux Genuine Advantage™ is an exciting and mandatory new way for you to place your computer under the remote control of an untrusted third party!
Linux Genuine Advantage™ works by checking our licensing server periodically to make sure that the copy of Linux you are running is Genuine.
Download the LGA to make sure your Linux copy is genuine.
In case you find it not obvious, it’s a joke (albeit a nasty one). A parody of Windows Genuine Advantage. If you do install it, check the FAQ to find out how to remove LGA
Of course, there’s also an option to patch it with a crack