IT Cryons

  The first thing that comes to mind for any enterprise or small medium and large - sized business when it comes to network administration and security is a solid and secure firewall. Firewalls are the initial line of defence in a network, as a system without the most basic level of security is designed to expose sensitive data to enterprise users. A firewall is a combination of firewall software and operating system designed to run a firewall system on dedicated hardware or a virtual machine, and it comprises the following features: Firewalls that are embedded - Programs with very limited capabilities that run on a low-power CPU system. Firewall software appliances - a system that can be run in independent hardware or in a virtualised environment as a virtual appliance. • Firewall hardware appliances - A hardware firewall is designed to be installed as a network device, with enough network interfaces and CPU to serve a variety of purposes. From protecting a small network to pr