-
Is Hardware Wallet Fingerprinting Even Possible?
Can you tell which hardware wallet signed a Bitcoin transaction just by looking at its ECDSA or Schnorr signature? We tested ten devices and found out.
-
Covert-Nonce Channel Attacks on Bitcoin Hardware Wallets
How a compromised hardware wallet can silently leak your Bitcoin seed through the signatures it produces — and what the Anti-Exfil protocol does to stop it.
-
Build Your Own Bitcoin Main-net
How we built a fully isolated Bitcoin mainnet replica in Docker — same genesis block as the real network, zero-cost transactions, and hardware wallet support out of the box.