Network Security Definition and Methods

Network security is a wide-ranging term that encompasses a variety of technologies, devices and processes. In the simplest case, it is a set of instructions and configurations considered to protect the integrity, privacy and accessibility of computer networks and data using software and hardware technologies. Regardless of size, industry or infrastructure, each company needs a certain degree of network security to protect it from the growing threats of the Internet.
The current network architecture is complex and faces a constantly changing threat environment, and attackers always try to find and exploit vulnerabilities. These vulnerabilities can occur in a variety of areas, including devices, data, applications, users and sites. As a result, today many network security tools and applications are used to address individual threats and exploits, as well as regulatory violations. If only a few minutes of inactivity can cause powerful disruptions and massive damage to a company's balance sheet and reputation, it is vital that these protective measures are taken.

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