Hot Computer Networking Posts

How To: Crack a WPA encrypted wireless network

In this how to video, you will learn how to crack a WPA encrypted wireless network. To do this, you will need the Air Crack package for Linux. First, disable the wireless adapter and enable monitor mode. Next, identify the channel in the wireless network and Mac address. Once you have this, you can listen to the traffic coming to and from this point. Wait for the handshake or disconnect something in order to force it to reconnect. From here, you are ready to perform the attack. With any encry...

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: 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...

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: Create an SSH tunnel 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: Secure your computer with a bios password

What you need to do is press a certain button when your computer boots (it should say something like press this key to enter setup). Press the specified key and inside the bios find the option that allows you to set a password. Once you create a password then you have to set it so the computer requires the password on boot. Please rate and comment this video.

How To: Install an FTP server on any Windows computer

In this tutorial, we learn how to install an FTP server on any Windows computer. First, go to the website zftp server. Now, download this and install it on your computer, downloading the free version. When you install it, choose a password and enter your information, then continue to open up the program. Now open up the program and click on "run freeware". When it opens up, click on the users icon, then you can make accounts including an admin account. Create a new user for another computer, ...

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: Use salty hashes to keep passwords secure

In this tutorial, we learn how to use salty hashes to keep passwords secure. A hash is stored in a database that is hashed with an algorithm, so not everyone can see exactly what your password is. When you type your password into a website, it doesn't actually register as words, it registers as a hash. This keeps your passwords secure so not everyone can see them. Salting is when you use random pits and attaching them to your regular hashes so not every password is the same. The salt is what ...

How To: Optimize SQL performance

Gain insight into best practices for SQL Server optimization and ways to alleviate many root causes that can impact performance of your SQL Server database. Kevin also will discuss how to manage for planned and unplanned changes, speed time to implementation of your applications and ensure that your databases are running as they should.

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: 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: Bypass RealVNC authentication

VNC stands for Virtual Network Computing. It is remote control software which allows you to view and fully interact with one computer desktop (the "VNC server") using a simple program (the "VNC viewer") on another computer desktop anywhere on the Internet. The two computers don't even have to be the same type, so for example you can use VNC to view a Windows Vista desktop at the office on a Linux or Mac computer at home. For ultimate simplicity, there is even a Java viewer, so that any deskto...

How To: Hack an Oracle database

In this installment from the Unorthodox Hacking series of Internet security tutorials, you'll learn how to get a shell on an Oracle database. To see how to pop a shell from within Oracle or even perform a port scan from the database itself, watch this hacking how-to.

How To: Build APRS on the cheap

Long-time packeteer Bob Bruninga, WB4APR, developed the Automatic Packet Reporting System (APRS), which allows packet radio to track real-time events. It deviates markedly from the usual message- and text-transfer activity. Instead, APRS concentrates on the graphic display of station and object locations and movements.

How To: Set up a wired network in your home or office

In this video tutorial, we learn how about the basics of setting up a simple wired network. It's easy. So easy, in fact, that this home-computing how-to from the folks at CNET can present a complete overview of the process in just over two minutes. For more information, including a complete demonstration detailed, step-by-step instructions, take a look.

How To: Setup a VPN on your computer 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: Use Wiki Server in Mac OS X

Whether it's a small business or a work group inside a large corporation, all members need access to the same materials in order to work effectively. Mac OS X server makes it easy for groups to collaborate and communicate through their own Wiki-powered Internet website. To learn how to use Wiki Server with Mac OS X Server, watch this video tutorial.