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Cisco Umbrella: A Beginner's Guide to DNS Security, Policies, and Web Protection By Techinfo365days  |  Category: Cisco Security  |  Beginner Guide Cisco Umbrella: A Beginner's Guide to DNS Security, Policies, and Web Protection Meta Description: Learn Cisco Umbrella from the basics. Understand how DNS security works, how Umbrella blocks malicious websites, creates policies, and protects users on and off the corporate network. Cyber threats such as phishing, malware, ransomware, and malicious websites have become common challenges for organizations. Employees often work from offices, homes, coffee shops, or while traveling, making traditional network security less effective. Cisco Umbrella addresses this challenge by providing cloud-delivered security that protects users wherever they connect to the internet. If you are new to Cisco Umbrella, the easiest way to understand it is to think of it as an internet security gatekeeper . Every time a u...