An eighteen-word mnemonic phrase will increase safety by including additional words to your sequence. Here’s an instance: This text clarifies BIP39, the standard that defines how seed phrases are created, and summarizes how BIP32 and BIP44 standards enable wallets to supercharge seed phrases to assist quite a few extra keys. https://www.storeboard.com/blogs/beauty-and-fashion/opening-the-globe-of-bip39-a-comprehensive-guide-to-mnemonic-expressions-and-word-checklists/6026188