Bip39 Possible Combinations As blockchain is decentralized, irreversible and nameless, it’s almost impossible to freeze accounts or rollback transactions. Never share: Never share your seed phrase with any one. The phrase equates in your non-public keys and will be retained confidential all of the time. Use non-public keys at brainwallet.org, https://www.youtube.com/channel/UCUpxfyTJ0fb78SQ55hU6OCw