The benefits of clean RPMB eMMC are numerous, and they can be summarized as follows:
dd if=/dev/urandom of=rpmb_key.bin bs=256 count=1 sudo mmc rpmb write-key /dev/mmcblk0 rpmb_key.bin clean rpmb emmc skhynix patched
You need an eMMC programmer that supports low-level RPMB commands, such as: The benefits of clean RPMB eMMC are numerous,