Bip39 Derivation Path Default amount of iterations used in wallets is 2048. Rising this range should allow it to be safer versus brute force attacks, nonetheless you will need to retail store this benefit. To access your wallet with custom made PBKDF2 you must use this script (or very similar) https://rankuppages.com/story3926404/bip39-languages-the-definitive-guide-to-bip39-phrase