Hot Computer Networking How-Tos « Computer Networking

How To: Hack LAN passwords with Ettercap

Want to hack a LAN? Well, hacking local area networks is easier than you'd think. And by watching a few short videos, you can become a master hacker, something every techie wants to achieve. And what's the best way to hack a LAN? Ettercap, a password sniffing program.

How To: Install network cables

Learn the ins and outs of do-it-yourself network cable installation including how to modify other cables into Ethernet cables.

How To: Hack a wireless or wifi network with DeAuth

A DeAuth hack attack against a wireless network, as shown in this how-to video, will disconnect any and all users on a given WiFi network. The attacker does not need to know the WEP or WPA key or be connected to the network. For step-by-step instructions on running a DeAuth hack yourself, watch this simple how-to guide.

How To: Use Aircrack-ng to crack a WEP wireless network with no clients

Want to test the security of your WEP WiFi wireless network? In this clip, you'll learn how to use the Backtrack Linux distro and the Aircrack-ng WiFi security app to crack a WEP key. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.

How To: Setup the Verizon FiOS Router for multiplayer gaming

Learn how to setup the Verizon FiOS Router for multiplayer gaming. Most games and gaming consoles only require that UPnP (Universal Plug-n-Play) be turned on. The MI424WR Verizon FiOS Router that is manufactured by Actiontec ships with UPnP ON, as the default.

How To: Set up an Airport Extreme for outside computer access

This simple video tutorial explains how to use Airport Utility to configure your Airport Extreme so you can access your Apple computer remotely for file and screen sharing. It explains how to setup DHCP IP reservations and port forwarding using Manual Setup option of the Airport Utility. Considering that the tutorial becomes a little bit technical during the second part, this tutorial is aimed at users who already have at least some knowledge and/or experience setting up a network. Absolute b...

How To: Easily open your NAT on a ZyXel router

In this Computers & Programming video tutorial you will learn how to easily open your NAT on a ZyXel router. There are three steps involved in doing this. Open your web browser and type in the router IP address which is normally http://192.168.1.1. Then you will get the log in page. The password is either 1234 or admin. It will be written on the packaging of the router. On the next page click on UPNP, then check all three boxes and click 'apply'. Then you click on NAT and set the start and en...

How To: See Who's Stealing Your Wi-Fi (And Give Them the Boot)

Does your network begin to crawl right around the time your sinister-looking next-door neighbors get home from work? Do you harbor suspicions that one or more of them may be stealing your Wi-Fi? It's easy to find out. And equally easy to give freeloaders the boot. In the guide below, we'll show you how to secure your wireless connection in three easy steps.

How To: Detect hackers with netstat

Netstat (network statistics) is a command-line tool that displays network connections (both incoming and outgoing), routing tables, and a number of network interface statistics. It is available on Unix, Unix-like, and Windows NT-based operating systems. This video tutorial presents a basic introduction to working with the netstat tool. Determine whether you've been hacked with this how-to.

How To: Port scan with Nmap

Nmap ("Network Mapper") is a free and open source (license) utility for network exploration or security auditing. Many systems and network administrators also find it useful for tasks such as network inventory, managing service upgrade schedules, and monitoring host or service uptime. Nmap uses raw IP packets in novel ways to determine what hosts are available on the network, what services (application name and version) those hosts are offering, what operating systems (and OS versions) they a...

How To: Set up a Linksys WR54g or WRT54g2 wireless router

This video tutorial is in the Computers & Programming category which will show you how to set up a Linksys WR54g or WRT54g2 wireless router. First you connect to your Linksys router. Then go to http://192.168.1.1 and type in "admin' as your password in to log in window and click "log in'. then go to the "wireless' tab and enter your wireless network name. In the wireless channel select '11 2.462GHz' and click save. Next go to "wireless security' and type in the wireless network key. This is t...

How To: Hack a computer for remote access

This video provides information on how a hacker can find an vulnerability on a remote computer and exploit it to gain remote access. Also, the video shows how a hacker can raise their privileges on the remote machine to administrator. Hack a computer for remote access.

How To: Create a Metasploit Meterpreter executable file

This network security tutorial addresses how to create a Meterpreter reverse connecting executable. It can be ported to a U3 device for pentests. For detailed, step-by-step instructions on how to create Meterpreter executable, or .exe, files, watch this hacking how-to.

How To: Configure a standard modem/router to the Internet

Steps to Configure Your Modem/Router are: 1. Open Network connection and click properties

How To: Spoof the MAC address of a Windows XP PC

This video tutorial from tarunkumarsinghal shows how to change Mac address on Windows XP. Click Start menu and then Control Panel. Make sure control panel window is in classic view mode. If not, change it to classic from the left pane.

How To: Connect your PS3 wirelessly to your Windows PC

This video will show you how to connect your Playstation 3 to your Windows computer via WiFi, which will allow you, in turn, to stream media from your computer to your television. Watch this how-to for a step-by-step walkthrough.

How To: Hack SSL passwords with ARP poisoning

Are you serious about becoming a bonafide hacker? Then you simply must learn how to hack SSL passwords using ARP poisoning. ARP poisoning, also known as ARP spoofing, involves attacking an ethernet wireless network by looking at the data frames on a LAN (local area network). Resultingly, you can sniff plaintext passwords, SSL passwords, and even manufacture denial-of-service attacks.

How To: Connect your Rock Band microphone to your PC

All you'll need to connect your Rock Band microphone to a personal computer is an empty USB port. This brief, step-by-step tutorial will show you precisely what to do (and guide Windows users through the driver installation process). Start digitally recording with your Rock Band mic today.

How To: Clear your Microsoft Windows Server 2008 DNS server's cache

You may need to perform routine maintenance on your DNS server from time to time by clearing the cache. Servers keep records of the lookups they have performed, and when they become resolved records they can be cleared. Follow the instructions of this how to video to clear the DNS cache in Microsoft Windows Server 2008.

How To: Hack into WEP encrypted wireless networks

Check out this video tutorial on how to hack into WEP encrypted wireless networks. The aim of this video is to show people how easy it is to crack a wireless network with WEP encryption. Seriously, if you know how to do it, even a little kid could if you showed them how. Now that you know this, you should upgrade to WPA! It is much harder and takes much longer to crack.

How To: Hack a network with Nessus 3

The Nessus vulnerability scanner, is the world-leader in active scanners, featuring high speed discovery, configuration auditing, asset profiling, sensitive data discovery and vulnerability analysis of your security posture. Nessus scanners can be distributed throughout an entire enterprise, inside DMZs, and across physically separate networks. In this network security video tutorial, you'll learn how to hack a network using Nessus 3.

How To: Convert a PC into a network server

Do you have an old computer that may be too slow to play video games? You may think it's totally useless, but CNET Video teaches you how to turn it into a network server that functions as a centralized depository for your files!

How To: Build a free XMPP/Jabber server in ten minutes

Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to build a free XMPP/Jabber server in ten minutes.

How To: Crack a WEP key-protected WiFi network with BackTrack 3

Interested in finding out just how secure your WEP-protected wireless network is? Let this video be your guide. It's a simple process and this home-networking how-to will teach you everything you'll need to know. For specifics, including detailed, step-by-step instructions, and to get started cracking WEP networks with BackTrack yourself, watch this helpful video guide.

How To: Enable WINS lookups in Microsoft Windows Server 2008 DNS

This video explains how to modify your DNS server to perform WINS lookups. Using Microsoft Windows Server 2008, you can perform WINS lookups across several networks which can resolve to a common resource. While Server 2008 cannot act as a WINS server, Server 2003 can.

How To: Send pop-up messages to friends on a Windows network

How to send pop-up messages to friends on a local Windows NT network. Send pop-up messages to friends on a Windows network.

How To: Hack a WEP-protected WiFi network with BackTrack 3

In this clip, you'll learn how to use the Backtrack 3 Linux distro and Aircrack-ng WiFi security app to crack the password to a WEP-protected wireless network. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.

How To: Crack a WEP key with Backtrack 4 and Aircrack-ng

In this clip, you'll learn how to use the Backtrack Linux distro and the Aircrack-ng WiFi security app to crack a WEP key. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.

How To: Hack a WEP wifi network on a Mac

This video will teach you how to hack a WEP wifi network on a Mac. You'll need to follow the link, grab the prog and follow the steps. It's not too hard, so give it a try. Remember, stealing is illegal!

How To: Hack into a Linksys router

Take a look at this video and learn how to hack into a wireless Linksys router. This hack isn't applicable for all security enabled networks, only ones that use generic passwords.

How To: Detect network intrusions with Wireshark and Snort

This hacking tutorial presents a crash course on the subject of packet analysis and intrusion detection. Two programs receive special emphasis, Wireshark and Snort. For more information, watch this network security video tutorial.

How To: Change your IP or MAC address

The video is about how to change the IP address. MAC address is the unique identifier a site of the most network adapters. MAC address is used to determine what IP address the computer will have and one way to change the IP address is by changing the MAC address. The method is only applicable for the windows systems and for the MAC systems you need to look at the link provided. In Windows in the start menu, type cmd in the run/search box, which will launch the command window. Type ipconfig/al...

How To: Connect to a Lotus Domino Server from Lotus Notes

Need some IBM Lotus Notes help? Well, check out this video tutorial to learn how to connect to a Lotus Domino Server from Lotus Notes. This is a very quick connection to the Lotus Domino Server from Lotus Notes. Easy to follow.

How To: Host multiple websites on your Mac Mini server

How to Use Your Mac as a Server: Turn your Mac Mini into a server! Yes, that's right, with a little know-how and a little spunk, you can turn an inexpensive Mac Mini computer into a server to provide services over you network. You won't even need the Mac OS X Server, just the Mac OS X Client, so there is no extra software to buy, just the Mac Mini and it's operating system.

How To: Use the F5 Networks' BIG-IP Edge Client

Learn how to use the BIG-IP Edge Client and its Smart Connect, Location Awareness, Customization, Deployment features. Whether you're new to F5 Networks' popular network appliance or are a seasoned network administrator just looking to better acquaint yourself with BIG-IP, you're sure to benefit from this free video software tutorial. For more information, including detailed instructions, take a look.

How To: Configure an ISA server 2006

During the installation of ISA Server 2006 you were given relatively few options for configuring ISA Server therefore it is important to understand how to use the ISA Server Management tool. This video helps you understand the 'big picture' of ISA Server management.

How To: Make an email server on your home computer

Learn how to make an e-mail server on your home computer to host your own web page and webmail service by following the steps outlined in this video tutorial. You will need a web server, an e-mail server, and a webmail interface. For the server, the most common program is WampServer, which you will need to download. Run through the installation process and grant the program access to your fire. Click on the new icon on your desktop and click Put Online and then Start All Services. This will g...

How To: Network computers in your home or office

Whether you are sharing an internet connection, working together or just playing group video games, you will need to network your computers. Check out this tutorial and learn just how easy it is to create a home network.

How To: Use the Hacker Defender rootkit or HackDef

Hacker Defender is one of the most widely deployed rootkits in the world. It is a user-mode rootkit that modifies several Windows and Native API functions, which allows it to hide information (files, processes, etc.) from other applications. In addition, Hacker Defender implements a backdoor and port redirector that operates through TCP ports opened by existing services. This means it is not possible to find the hidden backdoor through traditional means, like launching a remote port scan agai...

How To: Set up the Cain & Abel network security tool

First you have to install program, called 'Cain and Abel'. Then, you will be automatically asked to install 'Win Pcap' and you should do that. After installation you have to click on 'Cain and Abel' program icon with right mouse button and start it as administrator. Then push blue plus sign to scan Mac addresses. After scanning go to the bottom of program window and press APR tab. Then push blue plus icon again. When table appears push first option in first square and first option in second a...