In Kaspersky Endpoint Security Cloud Management Console, click the link containing your account name, and then select Manage user account.
The User account settings window opens.
Select the Two-step verification section.
Click the Set up button.
Under Enter your current password, specify the password of your account in Kaspersky Business Hub, and then click the Continue button.
Under Specify your mobile phone number, specify the mobile phone number that you want to use in two-step verification, and then click the Next button.
You can use the same phone number for up to five accounts.
A 6-digit security code is sent to the specified phone number.
Under Confirm your phone number, enter the received security code.
Two-step verification is set up. Now, every time you sign in with your email address and password, or if you forget your password, you will need to enter a one-time security code that you get by SMS to the specified phone number.