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Amex UK gives the option to receive OTP via email or SMS. Looks like Amex US is similar: https://www.americanexpress.com/us/security-center/safekey/ https://ww

by scrlk 3y ago

Amex UK gives the option to receive OTP via email or SMS. Looks like Amex US is similar: https://www.americanexpress.com/us/security-center/safekey/ https://www.americanexpress.com/us/security-center/safekey/