With Bitcoin, once bitcoins are dispatched from a wallet, they cannot be retrieved. Understanding this, hackers are eager to get access to Bitcoin wallets, because in a matter of seconds they could empty an unknowing person’s wallet and send the entire balance to themselves without anyone knowing what hit them until it is too late. With 2FA, the attempted transaction would either be thwarted from the start because a hacker will not know your personal information, or be derailed when you receive an email stating that there is activity going on in your account, and clearly it is not you. 2FA is not a flawless technology, but it has worked wonders for people the world over.
Read more: https://blog.kucoin.com/crypto-exchange-security-best-2fa-apps-for-crypto-sk-st
