Depending on which DNS tier you are using (Essentials/Advantage):Essentials - provides you DNS securityAdvantage - has intelligent proxy capability which proxies requests to those "grey" sites that we call (e.g. reddit).
So if you are using Essential...
Yes and Yes.
Yes you will need to configure SAML auth to authenticate users using SIG going to internet. Yes you can definitely use Duo for SAML Auth in Umbrella. Here's an example flow:https://www.youtube.com/watch?v=8QrvuxEq9bc
Few benefits of adding Umbrella in your security arsenal:
1. Umbrella embed tons of near-real time behavioral analyzers into its logic, which work against every record in every DNS request while FTD largely goes by a predefined blocklist which is per...
I don't think this has something to do with Umbrella. You might want to check your port configurations instead (2960).
To answer your second question, we have a select appliance that can be integrated with Umbrella DNS. This doc might be of a help:ht...