Bip39 Random Word Generator Default number of iterations Employed in wallets is 2048. Increasing this number should really ensure it is safer in opposition to brute force attacks, however you will have to store this value. To entry your wallet with custom PBKDF2 you must use this script (or similar) https://privatebookmark.com/story18561407/bip39-checksum-calculator-seed-phrase-generator-no-further-a-mystery