still, a pointless attempt.
coldcard for example has a dedicated privileged flash segment (the “boot ROM” which is not ROM at all) that handles retrieving the key and could store the PIN/root key in its small flash segment
it is not truly verifiable without ripping out the chip and faulting it
/ semisol
npub122…cgrkj
2024-10-15 22:17:24
in reply to nevent1q…z9as
Author Public Key
npub12262qa4uhw7u8gdwlgmntqtv7aye8vdcmvszkqwgs0zchel6mz7s6cgrkjSeen on
wss://relay.damus.ioPublished at
2024-10-15 22:17:24Event JSON
{
"id": "0ce8b723bd9e977acb01dfb3a4c8f345cb7102ed0054feaaf527a1a01807e13c",
"pubkey": "52b4a076bcbbbdc3a1aefa3735816cf74993b1b8db202b01c883c58be7fad8bd",
"created_at": 1729030644,
"kind": 1,
"tags": [
[
"e",
"e05887c3d1b4a9e89fc30822205292da8a980d2789d930c3c5b4442b4481efdb",
"",
"root"
],
[
"e",
"7952177c99bb61db22b439b787e3a1e3bd30a5f73a88cad6a5421a89b5666d0d",
"",
"reply"
],
[
"p",
"916cb5ff07d3b51cef7f6b6b7f5479b1001b401c0e82558ee1a22504c7d507c9"
],
[
"p",
"46fcbe3065eaf1ae7811465924e48923363ff3f526bd6f73d7c184b16bd8ce4d"
]
],
"content": "still, a pointless attempt.\n\ncoldcard for example has a dedicated privileged flash segment (the “boot ROM” which is not ROM at all) that handles retrieving the key and could store the PIN/root key in its small flash segment\n\nit is not truly verifiable without ripping out the chip and faulting it",
"sig": "d2b9e22c0fdd350fb6d2de98a080ad298397713931879d117182c4a4536a26fcd2319917b37cd8ef064650487269d202a80569a761e31264cd64a5470a0a9123"
}