Hot Computer Networking How-Tos

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: Manage ESX(i), booting ISO files and more

In this web TV presentation the host is talking about Grub 2. In Grub 2 you can mount an ISO file like a device with the loop back function. In Grub 1 you can use tack tack mem to mount iso files if the files are not fragmented by using the map command. Grub 2 is an application available for download that will be available after download as a chain from Grub 1 to Grub 2 to your operating system. Grub is a program that compresses all of your favorite boot programs into one.

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: Secure remote desktop

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 secure remote desktop.

How To: Map networks with Spiceworks

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 map networks with Spiceworks.

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: Enable the Windows firewall and Windows Defender

Check out this computer software tutorial from Dummies.com. This tutorial is made for PCs. Increasing a PC's Windows Vista security is easily done by turning on the Windows firewall and Windows Defender. There's no need to download the firewall or Defender. Protection against spyware and other security risks increases upon enabling these free, built-in Windows solutions. Enable the Windows firewall and Windows Defender.

How To: Protect your computer from snoops

Keep private info from prying eyes and earn some peace of mind when you safeguard your PC or Mac against nosy intruders. You will need several great passwords, virtual desktop software, snoopware blockers, a screen filter, a mirror, a healthy sense of paranoia, WPA encryption, and an understanding IT specialist.

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: 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: Crack a computer running a telnet daemon with Brutus

Brutus, first made available in 1998, is one of the fastest, most flexible remote brute-force password crackers you can get your hands on - it's also free. It is available for Windows 9x, NT and 2000. In this video tutorial, you'll learn how to use Brutus to crack a Linux box a running telnet daemon. For more information, and to get started hacking with Brutus yourself, watch this video tutorial.

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: 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.