Bip39 Mnemonic To Seed Default number of iterations used in wallets is 2048. Rising this quantity should allow it to be safer against brute power assaults, nevertheless you'll have to store this price. To access your wallet with tailor made PBKDF2 it is best to use this script (or identical) https://bookmarkinginfo.com/story18602130/generator-to-pick-things-the-2-minute-rule-for-seed-phrase-generator