What is network security?

by Essay Corp Online Writing Services

Network security is an activity that consists of policies and practices to protect the usability and integrity of the data and network so that it is not misused or modified. It can be in both hardware and software technologies. Network security is an essential and important asset for the company or organization to protect its assets and data.

Every other day there will be a news of network hacking or misusing the data of other’s network. Recently yahoo, amazon and other world wide websites had become the victim for network hacking as result of which the website had to be shut down for a few hours. To prevent this type of damage or hacking the organization should monitor their system for attacks and unauthorized intrusion. The IT field of the organization should consider it as a daily routine to check their network security functionality.

How does network security work?

There are many layers from which network security works on. Mainly it revolves around 3 phases physical network security, technical network security and administrative network security.

Physical network security:

Physical security is designed to prevent unauthorized access to physical component of the network or organization. Physical components include routers, lockers, cabling cupboards, biometric devices and other such organization’s devices. The organization can tighten its physical security by considering few of these steps:

  • Use lockdown cables to secure computers and laptops.
  • Keep the servers and wiring closets in locked doors.
  • Take a right decision on whom to give access to server rooms, if the person is reliable or not.
  • Monitor the network interconnection hardware rooms through CCTV.
  • Remove the sign boards indicating the server and network installed room.

Technical network security:

Technical security is nothing but the authentication security. It is exactly the same as access card i.e. it checks and verify if the user logging in is belonging to the network. This prevents the unauthorized intrusion to the network system. It is more important to secure the information in the computer or laptop than the system or laptop itself. If the device is lost then can buy a new device or calm an insurance but no money can be paid for the confidential information in it.

Administrative security:

Administration security is the authorization security. It consists of policies and processes to control user behavior their authorization level and the implanted changes to the infrastructure. In better words the admin need access to entire network whereas the work member need access only till his specific work area.

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Created on May 5th 2019 04:50. Viewed 175 times.


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