Updated December 2022

Network security is all about safeguarding computer networks against breaches and threats. The idea is to keep unauthorized users from wreaking havoc on a business’s networks and the devices linked to them.

That’s a critically important function in today’s world. A secure network is fundamental to the operation of most modern organizations, including banks, insurance companies, retailers, educational institutions, healthcare facilities, and government agencies.

But before you can decide whether to pursue a career in network security, you need some more details about the field.

In this post, we explain what network security encompasses, how it’s in demand, what salaries are like, and how beginners can get started. Here’s what you need to know.