Two-factor authentication (2FA)
A second sign-in check, such as an authenticator code or security key, in addition to your password.
Why it matters for AI trading tools
Turn 2FA on for brokers, exchanges and trading tools, and never share 2FA codes with anyone or any AI chat.
Related on TraderStacks
More terms: Least privilege · IP allowlist · all terms
Education only. This definition explains a concept; it is not investment advice or a suggestion to trade.