Firewall Software by Rob Pirozzi
Beginning in the Zhou Dynasty, which was in the 11th century BC, construction was begun on what was to become the Great Wall of China. For 2,700 years, culminating in the mid-1600s, construction continued on the wall until it stretched 4,163 miles from east to west China. ... Many cable, DSL, and wireless routers/switches have firewalls built into them. ... Literally, a cable from your cable or DSL modem gets connected to the hardware firewall. ... The software monitors all inbound and outbound Internet traffic, and creates a software barrier between the Internet port into your PC and...

ARP, MAC, Poisoning, & WiFi by Brian Wilson
In this paper we will cover the basics on Address Resolution Protocol (ARP), Media Access Control Addresses (MAC), Wireless (WiFi), and layer 2 communications. I hope to explain how a “Man in the Middle Attack” works. The common name for this is ARP poisoning, MAC poisoning, or Spoofing. ... There is a sport called Wardriving witch involves driving in your car with a wireless network card to find wireless networks. ... An attacker can just as easy spoof the ISP’s devices (Cable modem or DLS router) to get all your out bound data.

JunxionBox -- WiFi Access Everywhere by Steve Bralovich
Now you can more easily access the Internet wherever mobile phone carriers offer high-speed data service coverage. The JunxionBox enables multiple computing devices with Ethernet or Wi-Fi (like laptops, desktops, handhelds and remote computers) to connect with the web through your mobile phone... The JunxionBox (www.junxionbox.com) is a unique device that combines a cellular data card with a Wi-Fi router and runs on both 12 volts and 110 volts. ... SERVICE The box will accept any air card from any wireless service provider using any connectivity technology such as CDMA, UMTS, EDGE, etc.

Guide to Buying a Webcam by Andrew Gates
How web broadcasting works Webcams are those handy little cameras that attach to your PC and send images to a web page that can be viewed by others. This enables you to share daily life events with friends and family in other parts of the country or the world, or to arrange a video-conference... The hardware you will need may include a modem for dial-up connection, or modem/router for a broadband solution. ... Make sure when you are purchasing a camera or network video solution that it is compatible with any wireless system you may be using in a LAN.

Computer Safety for Kids by Rob Pirozzi
Start With the Basics - Protect Your PC Guarding Access to Your PC - Get a Firewall Beginning in the Zhou Dynasty, which was in the 11th century BC, construction was begun on what was to become the Great Wall of China. For 2,700 years, culminating in the mid-1600s, construction continued on... Many cable, DSL, and wireless routers/switches have firewalls built into them. ... Literally, a cable from your cable or DSL modem gets connected to the hardware firewall. ... Never open file attachments to suspect e-mails.