Brainflayer Windows May 2026

Though inefficient, you can scan a range of private keys:

./brainflayer -b btc.blf -v -r 000000000000000000000000000000000000000000000001:0000000000000000000000000000000000000000000000ff

# Encode a list of addresses (one per line) into a filter
./bf-encode -i addresses.txt -o bitcoin.bf
BrainFlayer supports Casascius mini private keys (used in physical bitcoins): brainflayer windows
./brainflayer -b btc.blf -m -f minikeys.txt