World first 2FA on a blockchain in real life: ADAMANT Messenger & Resfinex exchange
Two-factor authentication (2FA) is essential when you want to keep money safe. But any 2FA method is not enough—you need reliable and secure two-factor authentication. Recent events have shown that 2FA by SMS is evil. SIM swapping caused loss of $45 million in cryptocurrencies BCH and BTC for user Zhoujianfu; this case is rather a rule than an exception.
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