What is Network Security?

Network security is a level of guarantee that all the machines in a network are working optimally and the users of these machines only possess the rights that were granted to them. This can include: preventing...  more

Network security means that a network system, including hardware, software and all the data saved in this system, can run normally, continually and stably.  more

Network security comprises the measures a company takes to protect its computer system, and it is a prime concern for every company that uses computers. Compromised network security means a hacker or competitor may gain access to critical or sensitive data, possibly resulting in data loss, or even complete destruction of the system. Appropriate network security is achieved when a user has to go through several layers of security before being able to access the desired network. The more layers the system has, the more secure it is. The systems administrator is often in charge of network security since he has administrator privileges on the system. In fact, only the systems administrator and his assistants should have administrative access to the mainframe server and related computer terminals. This will help keep unauthorized people in the company from changing any data on the servers. A systems administrator will also build a secure firewall for the network, which may include an ...  more

Learn more about what network security is and how it can help you safeguard your business. (1:46 min) Viewing this embedded video requires the latest version of Adobe Flash Player with JavaScript enabled.  more