Juniper Firewall is a security system which is known to prevent unauthorized access to a private network of a company. It is completely suitable to be installed in colleges, schools, offices, & multinational companies. This firewall is highly appreciated for providing utmost protection by serving as proxy server and creating a barrier that is impossible to be breached by external network. Its structure comprises ports & hubs for connecting different type of wires thus maintaining uninterrupted network flow between authorized users. Juniper Firewall creates a unique key which is required for getting access to the network.