Bip39 Gpu Default quantity of iterations used in wallets is 2048. Growing this quantity should really ensure it is more secure from brute pressure assaults, on the other hand you'll need to retail store this price. To entry your wallet with tailor made PBKDF2 you'll want to use this script https://getsocialsource.com/story4404598/bip39-seed-phrase-generator-the-2-minute-rule-for-bip39