Bip-39 Default number of iterations used in wallets is 2048. Rising this range should really help it become safer in opposition to brute power attacks, on the other hand you'll need to retail store this price. To accessibility your wallet with custom made PBKDF2 you'll want to use this script https://seobookmarkpro.com/story18577607/bip39-entropy-everything-about-bip39-phrase