Bip39 Key Default quantity of iterations Utilized in wallets is 2048. Increasing this amount really should make it more secure from brute force assaults, on the other hand you'll need to retail store this benefit. To entry your wallet with tailor made PBKDF2 you must use this script (or identical) https://sitesrow.com/story8317450/bip39-pub-dev-the-best-side-of-bip39