Cisco Umbrella is a secure Internet Gateway that acts as the first line of defence against threats on the 

By providing complete visibility into internet activity across all locations, devices, and users, it blocks threats before they ever reach your network or endpoints

In addition the solution intelligently learns from analysing internet activity patterns to automatically uncover and proactively block requests to malicious destinations before a connection is even established — without adding any latency for users, thereby stopping phishing and malware infections earlier, identify already infected devices faster, and prevent data exfiltration.