Network security is a field of cybersecurity that’s specifically focused on protecting computer networks and communication systems from internal and external cyberthreats and cyberattacks.

Aug 28, 2025 · Network security encompasses all the steps taken to protect the integrity of a computer network and the data within it. It involves a combination of tools, policies, protocols …

Sep 19, 2025 · Network security refers to the practices and measures designed to protect the integrity, confidentiality, and availability of computer networks and the data they carry.

Network security protects organizations' data, employees, and customers from various attacks. Discover the types of network security and how it can help secure your networks.

Jan 27, 2025 · At its core, computer and network security encompasses a set of measures and practices designed to protect the integrity, confidentiality, and availability of computer systems …

Feb 12, 2025 · Overview Securing networks is a preventative measure in the fight against cybercrime and attacks. The federal enterprise depends on information technology (IT) …

What is network security? Network security is the protection of the underlying networking infrastructure from unauthorized access, misuse, or theft. It involves creating a secure …

Here we explore some common network security capabilities and policies that can be integrated to prevent a variety of digital threats, as well as enhance detection, containment and …

Learn about network security including the definition, types, threats, and more. Find out how to protect your company and people with Proofpoint.

May 8, 2025 · Computer network security refers to the policies, practices, tools, and strategies designed to protect digital data and network infrastructure from unauthorized access, misuse, …