Bip39 Bip32 Bip44 Default amount of iterations Employed in wallets is 2048. Escalating this number should allow it to be more secure towards brute drive assaults, having said that you will have to store this value. To obtain your wallet with customized PBKDF2 you must use this script (or equivalent) https://push2bookmark.com/story18731098/bip39-library-detailed-notes-on-seed-phrase-generator