Category: Cisco Umbrella Blog

DNS-Layer Security: What It Is and Why You Need It

In today’s blog, we’ll take a deeper dive into DNS-layer security — what it is, how it works, and how it can transform your network security for the better. The basics of DNS First, let’s review some fundamentals. The domain…

DNS-Layer Security: What It Is and Why You Need It

In today’s blog, we’ll take a deeper dive into DNS-layer security — what it is, how it works, and how it can transform your network security for the better. The basics of DNS First, let’s review some fundamentals. The domain…

What is CASB?

Overview A Cloud Access Security Broker (CASB) acts as an intermediary between cloud providers, cloud-based applications, and cloud consumers to enforce an organization’s security policies and usage. It is no secret that cloud adoption and the use of cloud applications…

What is a Proxy Server?

Overview A proxy server (also known as “a proxy” in IT circles) is an intermediary between an end user/computer and the internet. A proxy server acts just like a traffic conductor.  Depending on where the proxy server lies in your…

What is a Proxy Server?

Overview A proxy server (also known as “a proxy” in IT circles) is an intermediary between an end user/computer and the internet. A proxy server acts just like a traffic conductor.  Depending on where the proxy server lies in your…