IP Security | Authentication

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How does IP Security add authentication to packets at IP level? IP Security | IPSec is known for providing security to packets at the network level. This collection of protocols were designed by IETF with the intention of security and encryption of data packets at the network layer. It is well known for its task … Read more

Firewall | Classification | Types | Working

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Firewall A Firewall is a device, usually a router or a computer, installed between the internal network of an organization and the rest of the Internet. It is used to control the access of the Internet. It is designed to forward some packets and filter others. It can be used to deny access to a … Read more