Bip39 Generatemnemonic Default range of iterations Employed in wallets is 2048. Growing this selection should ensure it is safer from brute force attacks, nonetheless you will need to store this value. To accessibility your wallet with custom made PBKDF2 you must use this script (or similar) to determine your BIP39 https://web.archive.org/web/20241123074420/https://bip39-phrase.com/