3 ms·
The STM32 in the ColdCard has a 96-bit UID "fused" at the factory. The lower 32 bits of this are seeded into the Yasmarang PRNG's initial state. Possession of
by greyface- 2mo ago
The STM32 in the ColdCard has a 96-bit UID "fused" at the factory. The lower 32 bits of this are seeded into the Yasmarang PRNG's initial state. Possession of a ColdCard with a UID matching a contested wallet might be able to serve as evidence of ownership.
- Scoundreller 2mo agoin other words, this attack could link together different wallets created on the same coldcard?
- greyface- 2mo agoYes. Huge boon for chain analysis companies, even in cases where the coins moved long ago and are no longer sweepable.