Network security device

A peripheral device for providing network security to a host device, comprising:

• a first interface, being a network interface configured for connecting to a wireless network;
• a second interface, other than said first interface, and being separated from said first interface, configured for connecting to the host device;
• at least one processor executing a code for:
• monitoring and/or analyzing data received over the network interface and destined to the host device, and
• performing a security related action according to the monitoring and/or analysis for providing network security to the host device;
• and
• at least one peripheral service component configured for providing a peripheral service of said peripheral device to the host device, said peripheral service is provided simultaneously with providing, by the peripheral device, the network security to the host device;
• wherein the peripheral device receives, through the first interface, data flowing via said wireless network, from at least one remote device and destined to the host device, and
• wherein said peripheral device transmits said received data to said host device through the second interface, according to said monitoring and/or analyzing.