Use VLC (with libaacs and KEYDB in the right location) to open the Blu-ray folder structure directly—not an MKV, the actual BDMV folder. If it plays menus, your key is valid.
Here’s a deep, blog-style post tailored for and MakeMKV — two essential tools for backing up and accessing DVD/Blu-ray content, especially for users building a media server or preserving physical media. Title: The Ultimate Disc Backup Duo: Marrying FindVUK and MakeMKV for a Future-Proof Media Library
Point FindVUK to your optical drive letter. Enable the “Monitor MakeMKV” option. Tell it where to save the output KEYDB.cfg (usually %APPDATA%\aacs\keydb.cfg on Windows or ~/.config/aacs/ on Linux). findvuk makemkv
Together, they transform physical media into a that doesn’t depend on a single player or OS.
April 14, 2026 Reading time: 7 minutes The Problem No One Talks About You own the discs. You paid for the Blu-rays, the special editions, the TV box sets. But physical media degrades, players get discontinued, and kids (or pets) treat disc surfaces like scratch-off lottery tickets. Use VLC (with libaacs and KEYDB in the
0xYOUR_DISC_ID = YOUR_VUK | YOUR_DISC_ID | MKBv## | YOUR_DRIVE
Open MakeMKV. Insert a Blu-ray. When you open the disc, MakeMKV will decrypt it. Behind the scenes, FindVUK will detect the process and dump the VUK. Title: The Ultimate Disc Backup Duo: Marrying FindVUK
— FindVUK has a checkbox: “Monitor MakeMKV while waiting for drive access”. Tick it.