Internet security systems are becoming increasing important since the threats to internet security are becoming ever more sophisticated. One major technique which you have been introduced briefly in T215B module is to improve the internet security through using a firewall. Using the internet and other resources (e.g., books and AOU e-library), write an overview about Firewall which will include the following items: a. Describe the major kinds of firewall?

Internet security systems are becoming increasing important since the threats to internet security are becoming ever more sophisticated. One major technique which you have been introduced briefly in T215B module is to improve the internet security through using a firewall. Using the internet and other resources (e.g., books and AOU e-library), write an overview about Firewall which will include the following items: a. Describe the major kinds of firewall?