The app provides one-time password codes for two-step authorization. The Merchantrade Secure app provides one-time password codes for two-step authorization in MIRS. Two-step authorization is an additional level of protection for your account from malicious users. Even if your password is stolen, your account will not be accessible to a would-be hacker. Authorization is performed in two steps: first you use your regular password; second, you enter a one-time code that is generated via this