Bitcoin2john Direct
But bitcoin2john outputs a colon-separated format. Check hashcat wiki — simpler: Use ? No.
: If your wallet.dat is not encrypted (e.g., you never set a password), the script will exit with an error. Bitcoin2john only works on encrypted wallets. Bitcoin2john
Let's walk through the actual workflow from a forgotten wallet to a recovered password. But bitcoin2john outputs a colon-separated format
john --format=bitcoin --wordlist=rockyou.txt hash.txt : If your wallet
: Find your wallet.dat file, typically located in the Bitcoin Core data directory.
The output of bitcoin2john.py contains the salt and the encrypted master key. While this string does allow someone to spend your Bitcoin immediately, it is what they need to "brute-force" your password. Never share this hash string with anyone you do not trust, as they could use their own computing power to crack your password and steal your funds once the plain-text password is found. Alternatives for Other Wallets
If you want to understand what bitcoin2john does internally: