Hot Computer Networking Posts

How To: See who is connected to a computer with netstat

Want to see whether your PC is being accessed by hackers? 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: Remotely administer a Netgear wireless router

If you want the ability to change router settings remotely, then you'll have to change some settings. This clip will show you how it's done. It's easy! So easy, that this video tutorial can present a complete, step-by-step overview of the process in about three and a half minutes. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Disable Wi-Fi SSID broadcast on an Apple AirPort

How to disable Wi-Fi SSID broadcast on an Apple AirPort in seven simple steps. Open your AirPort Admin Utility application. Find your network's name and double-click it or press the Configure button on the bottom right of the screen. Enter your password and click OK. The Configure "Apple AirPort Express" Base Station should open. Click on AirPort tab. Select the "Create a closed network" check box. Click OK on the dialogue box. Click the Update button on the lower right part of your screen. D...

How To: Use SSLStrip to remove encryption from browser

You should encrypt everything. These are what you need: BackTrack 4,0, modify IP tables, Python and ARPspoofing. Program the PC to flip to forwarding mode. Adjust the programming in the IP tables. You are convincing the host and the client that the man (PC) in the middle is the host and capture passwords, user names and other information from unsuspecting clients. This program strips the "S" from "https" which make your computer vulnerable to hackers. You need to observe the address bar and m...

How To: Make your wireless network secure

In this tutorial, Brian teaches us how to make your wireless network secure. First, go to the start menu, then go to run and type in "cmd", then type in "iconfig /all". Now a new window will pop up and you will look for the default gateway. Find the IP address to log onto the routers you have. Now, type in your IP address into your address bar on your internet browser. You will be asked to log into your account with your password and user name, which you can find at the manufacturers website....

How To: Change the default password on a D-Link router

This tutorial shows us how to change the default password on a d-link router. First, go to your web browser and type in "http://192.168.0.1". A pop up box will now appear, in the user name section write "admin" and in the password section, leave it blank. On the new page, click on the "tools" section, then type in a new login name under the administrator section. After this, enter a new password and confirm it. Now delete all the information under the "user" section. Save these settings, clic...

How To: Secure a Zyxel P-660HW-t1 wireless router

This video shows how to secure a wirelees internet connection on your Zyxel P-660hw-t1. For this, first click on Start button and open Internet Explorer(or any other browser). On the address bar of the browser, type in the IP address of your router. On the next page, enter your password and on the next page, either change the password or ignore. On the next webpage, under Advance setup, click on Wireless LAN. On the next page, click on 8021xWPA. Select authentication required and then click a...

How To: Set up a WiFi network with a Linksys wireless router

In this tutorial, we learn how to set up a Wi-Fi network with a Linksys router. First, go to your cable modem and remove the yellow Ethernet cable. After this, plug the Ethernet cable into the very first port of the router and plug the other end into your computer. After this, connect any other electronics you have with cables, then plug the router into the wall to give it power. Next, turn the power to the modem and router back on. When finished, you should see a new Wi-Fi network appear in ...

How To: Join a data center for 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: Build your own NAS or networked attached storage

If you're just itching for an excuse to reuse that retired desktop PC or laptop sitting in your closet there here's your chance. This tutorial offers a look at the basics of installing FreeNAS, an open-source DIY NAS. So instead of spending money on off the shelf options why not save yourself some cash and make use of the stuff you already have and get a super customizable network storage device to boot?

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: 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: 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 a wireless internet connection without a router

Using your laptop you can set up a wireless internet connection at home. You will not need a wireless router to do this. You can turn your computer into a wireless internet access point and set up a local network to which other computers in your home can connect. This feature is recommended for those who have no existing network setup. If you simply have a computer connected to the internet then you would be not needing this. Go to your system preferences and select sharing. Click on the inte...

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: Configure a computer wireless router

In this how-to video, you will learn how to configure and change the settings of your wireless router. If you have a bt router, go to api.home. This will bring up your wireless ADSL configuration. Click on advanced to change the advanced settings. You must enter your user name and password. The default for these are admin and admin. Now you can edit the settings. Go to MAC address control to block certain devices. If you are running a non BT router, go to run and type in cmd. Now, type in ipc...

How To: Connect a Mac to an ethernet network

This video demonstrates how to connect a Mac to an ethernet network. From the people who brought you the Dummies instructional book series, brings you the same non-intimidating guides in video form. Watch this video tutorial to learn how to connect a Mac to an ethernet network, For Dummies.

How To: Use DNS spoofing in Ettercap

In this video, you'll find instructions on how to use the Ettercap plug-in dns_spoof to set up DNS spoofing on a local area network. This Ettercap plug-in is ony one potential way to pull of DNS spoofing, and only works if the attacker is on the same subnet. To get started DNS spoofing with Ettercap, press play! Use DNS spoofing in Ettercap.

How To: Encrypt a NETGEAR router with WPA password protection

In this tutorial, we learn how to set and encrypt a Wi-Fi password using WPA in Netgear. First, type "www.routerlogin.net" into your internet browser. Next, a pop-up window will appear, type your user name and password into this dialog box. A new window will pop up, click on the tab on the left hand side of the screen that says "wireless settings". Type in your user name and password once more, then find where it says "security settings", and click on the "WPA-PSK" radio button. Now, make a p...

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: Secure a Linksys wireless router when running Windows

Ever had router trouble? Got router trouble? Well don,t worry the people over from quickcert.com have made this video to help! More specifically a linksys 802.11g router. All new routers come with a standard Ethernet cable, which must be plugged into one of the four ports on the router and connected to your computer as well. This is necessary to change settings, using Microsoft IE (internet explorer) when the routers IP is typed into the address bar. It is strong recommended to change the def...