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2023-06-10 21:24:38
in reply to

Nosthor on Nostr: There are some tools that allow writing a private key to the inbuilt One-Time ...

There are some tools that allow writing a private key to the inbuilt One-Time Programmable memory of the Raspberry Pi. Is there a way to break or disable the OTP memory in order to rule out the (even remote) possibility of a private key being written there when using a SeedSigner?



More info below...

OTP memory:
https://github.com/raspberrypi/documentation/blob/develop/documentation/asciidoc/computers/raspberry-pi/otp-bits.adoc

rpi-otp-private-key tool:
https://github.com/raspberrypi/usbboot/tree/master

rpi-derive-key tool:
https://lib.rs/crates/rpi-derive-key
Author Public Key
npub14stash4guqdz0ftnqj5f8thuxv2m220mcxukf67vduc6lah5gjssykwwjt