Bip39 Address Default amount of iterations Employed in wallets is 2048. Raising this number need to enable it to be safer against brute force attacks, on the other hand you'll have to retail store this benefit. To obtain your wallet with custom made PBKDF2 you must use this script (or https://bouchesocial.com/story20550525/seed-phrase-generator-app-little-known-facts-about-seed-phrase-generator