hactool --keyset=prod.keys --intype=nso myfile.nso Or, to check the header of an NCA file:
However, one of the most common and frustrating roadblocks for beginners is the stark, unforgiving error message: hactool prod.keys does not exist
Now go forth and decrypt with confidence. The key (file) is finally in your hands. hactool --keyset=prod
hactool -k "C:\path\to\your\prod.keys" game.nca Run a simple test command. For example, if you have a decrypted NSO executable: hactool --keyset=prod.keys --intype=nso myfile.nso Or
If you are diving into the world of Nintendo Switch homebrew, modding, or game file extraction, you have likely encountered the powerful command-line tool hactool . Developed by SciresM (known for Atmosphere CFW), hactool allows users to decrypt, extract, and inspect Nintendo Switch file formats such as NCA (Nintendo Content Archive), NRO, NSO, and XCI.