Is msft sending SMS verification code a fraud?

Is msft sending SMS verification code a fraud? If you just send the SMS verification code instead of asking you for it, then it is just a spam message or a really needed SMS verification code.

Any behavior of asking for SMS verification code is fraud. The SMS verification code is a 6-digit number sent by the bank or payment institution to the customer through SMS after the consumer's order is generated. When trading online, SMS verification code is equivalent to one-time payment password. If you tell a liar, the money in your account will be dangerous. Please keep in mind: "Any act of asking for SMS verification code is fraud".

It is recommended that the mobile phone download an anti-fraud center APP.