Microsoft Exam SC-400 Topic 4 Question 98 Discussion

You have a Microsoft 365 E5 subscription.

Your company has two departments named department1 and department2.

You configure an information barrier (IB) policy that prevents communication between the users in department1 and department2.

You discover that a user named User1 in department1 can still communicate with the users in department2. You validate that the policy works properly for all other users.

You need to ensure that User1 cannot communicate with the department2 users.

What should you modify?