What is the verification code suddenly issued by Tongguan Cloud?

This may be due to abnormal security verification and account operation.

1. security verification: in order to ensure the security of the account, the payment cloud may send the verification code on its own initiative. This is a common security authentication method to confirm the user's identity and prevent malicious operation.

2. Abnormal account operation: If the payment cloud detects abnormal operation of your account, such as abnormal login location, large transaction, password modification, etc. To protect your account, a verification code may be sent to confirm whether this operation is suitable for you.