Bip39 specification https://gravatar.com/sparklyusually6089a4f337 3a43fced052690635cc9fdce418514528b000dff3eaa5b986ea7be809062e775f2fe99c76733ff200b56fb70cac7c6ac7818b1e8139192a70fe274f5bf57fa46 This extra complexity raises the chance of misplacing the passphrase, and so dropping your copyright. Software package wallets are vulnerable to hacks and therefore are considerably less safe ... https://growthbookmarks.com/story20578934/bip39-vs-bip32-bip39-compatible-wallet-an-overview-https-dzen-ru-bip39-phrase-com