Because these keys are copyrighted by Nintendo, the official Cemu developers do not provide them with the software. The legal way to obtain them is to dump them directly from your own Wii U console using homebrew tools.
: Ensure your console has the Homebrew Channel installed. cemu wii u title keys
Cemu reads all necessary decryption information from a single plain-text file named . Wii U:Common key - Hacks Guide Wiki Because these keys are copyrighted by Nintendo, the
: Use NandDumper to dump your OTP.bin to your SD card. You can then use a hex editor like HxD to extract the key from offset 0xE0 to 0xEF . cemu wii u title keys