Bip39 Gpu Default quantity of iterations Utilized in wallets is 2048. Expanding this quantity must allow it to be more secure from brute drive assaults, having said that you will have to shop this worth. To entry your wallet with customized PBKDF2 you must use this script (or very similar) https://checkbookmarks.com/story4045151/bip39-bitcoin-core-the-fact-about-bip39-phrase-that-no-one-is-suggesting