Bip39 copyright Default amount of iterations used in wallets is 2048. Escalating this variety should help it become more secure versus brute force attacks, nevertheless you'll need to store this value. To obtain your wallet with custom PBKDF2 you should use this script (or related) to estimate your BIP39 seed https://doctorbookmark.com/story18637047/what-is-bip39-word-list-5-essential-elements-for-seed-phrase-generator