Answer:
The answer is "Service Principal name".
Explanation:
It is also known as a prime service, that need a unique product in various reasons descriptor, and also provides the static routing protection, that enables you to use SPNs.
- It also enables a client app to demand a transaction authentication by the provider, even though the customer may not have the username and password.
- It connects a system instance with such a company logon account, that's why it is the correct answer.