You can find the writeup of how I downgraded the firmware here: https://grell.dev/blog/di2_downgrade https://grell.dev/blog/di2_downgrade The actual attack is

You can find the writeup of how I downgraded the firmware here: https://grell.dev/blog/di2_downgrade https://grell.dev/blog/di2_downgrade The actual attack is described here: https://grell.dev/blog/di2_attack https://grell.dev/blog/di2_attack