If you use MakeMKV to back up your Blu-ray and 4K Ultra HD collection, you will eventually run into a frustrating error message:
Make sure you are using a "hashed" KeyDB if you are using an official UHD drive, or a standard one if you have a "LibreDrive" flashed firmware. 🚀 Automate Your Workflow Tired of manual downloads? Many users use or specialized scripts to automatically sync the latest
For most users, is the best solution. Using the URL https://keys.vlcmp.net/keydb/ ensures MakeMKV can decode UHD Blu-rays and newer standard Blu-rays without needing to manually download new config files every few weeks. keydbcfg makemkv
While MakeMKV has built-in decryption keys, 4K UHD discs constantly introduce new "AACS 2.0" encryption methods. Sometimes, MakeMKV’s internal database hasn't been updated yet. This is where keydbcfg enters the scene.
: For 4K UHD discs, keydb.cfg is particularly useful if you have a "friendly" drive and want to rip a brand-new title before the developer adds it. Where to Download KeyDB.cfg If you use MakeMKV to back up your
When you insert a Blu-ray or 4K UHD disc, MakeMKV attempts to find a matching decryption key. By default, it pings its internal servers to match the cryptographic signature of the disc. However, configuring a keydb.cfg local backup provides several critical advantages:
You should never try to write a keydb.cfg file from scratch. Instead, you can download pre-compiled, continuously updated files maintained by the homebrew and physical media archiving communities. Finding the Right Source Using the URL https://keys
Now keydbcfg can inspect live progress: keydbcfg hgetall makemkv:job:/dev/sr0
You cannot simply copy-paste random text; you need the actual keys inside this file. However, if you are creating or editing the file manually, the format must look like this:
You can create a symbolic link (symlink) pointing from your system's expected libaacs.so or libaacs.dylib location directly to MakeMKV’s library. Run the appropriate symlink command in your terminal as detailed in the MakeMKV official integration preferences.
Because new movie titles are released every week, the key database is constantly being updated by community contributors.