Configure DNS settings to block access to unwanted domains.
Log on to the ePO - On-prem server as an administrator.
From the Policy Catalog, select Endpoint Security Firewall as the product, then select Options as the category.
Click New Policy, type a name for the policy, then click OK to open the policy page.
Note
To configure the DNS settings for the policy that you have already created , click the policy.
In the DNS Blocking section, click Add, type the domain name, then click Save.
Add — To add domains to the list.
Edit — To edit the domain in the list.
Delete — To remove the selected item from the list.
Clear All — To remove all items from the list.
Note
You can use wildcards
?and*to define domains.