RSS Missing eMMC recovery without a backup

[Ignas]

Hello everyone,

For the last few days, I've been working on a missing eMMC Switch.

I was able to recover HWI, SBK, TSEC KEY with biskeydump
I was able to recover BIS keys with sdsetup/biskeygen
I was able to recover BOOT0 encrypted_keyblob_00 to encrypted_keyblob_05 with linkle keygen -k prod.keys
I was able to recover Device ID with fuse_get_device_id() and small RCM payload I wrote

Rebuilt the...

Missing eMMC recovery without a backup

Continue reading...