Bip39 Npm Default amount of iterations used in wallets is 2048. Escalating this selection should allow it to be more secure towards brute drive attacks, however you will have to retail store this price. To entry your wallet with custom PBKDF2 you need to use this script (or very similar) https://tvsocialnews.com/story4025921/bip39-passphrase-copyright-what-does-bip39-mean