A firewall helps to limit online access to only those with proper authorization. A firewall acts as a virtual wall that separates a trusted environment (such as a corporate or home network) from an untrusted environment (such as the Internet), by controlling and regulating the traffic between these two environments. The trusted environment is protected from harmful activity (such as viruses, worms or intrusion attacks) initiated on the untrusted side.
It is a system designed to prevent unauthorized access to or from a private network. Firewalls can be implemented in both hardware and software, or a combination of both. Firewalls are frequently used to prevent unauthorized Internet users from accessing private networks connected to the Internet, especially Intranets. All messages entering ...
Explain the concept of firewalls and their role in providing e-commerce security. What are the different techniques used in firewalls to monitor network traffic?