Avoid using names like 'Admin' for an Azure SQL Server Active Directory Administrator account

Configure one Azure Active Directory account, either an individual or Network Security Group account, as an administrator. It is not necessary to configure an Azure AD administrator, but an Azure AD administrator must be configured if you want to use Azure AD accounts to connect to SQL Databases.It is recommended to avoid using names like 'admin' or 'administrator', which are targeted in brute force dictionary attacks.