CVM supports sensitive operation protection. Before you perform sensitive operations, you need to enter a credential that can prove your identity. After the authentication is passed, you can perform related operations.
The sensitive operation protection of CVM can effectively protect the security of account resources, including the shutdown, restart, password reset, and termination of CVM.
Tencent Cloud provides two ways to protect operations:
You can enable the operation protection through Access Management Console.
When you have enabled the operation protection, the system will first perform operation protection verification when you perform sensitive operations:
As shown in the following figure, when you try to shut down an instance, the following verification box pops up, and you need to verify the MFA device:
Turn on the MFA device:
Open the Tencent Cloud Assistant Mini Program and select "Tools" to see the bound authenticator.
View the dynamic verification code of the corresponding account. The dynamic verification code is updated every 30 seconds.