Wireless Access Point Scanning Software by Eric Meyer
Wireless access point scanning software can mean one or two Things. first it could mean that you are trying to find wireless access points on a LAN to find their IP address. This can be used when you start a new job and you want to get a quick handle on if any one has wireless access points on... All this software will do is tell you the above information and signal strength Kismet and Airsnort – These fall into the wireless “sniffers” category, which are used to collect packets from wireless transmissions.

Internet Security Threats: Who Can Read Your Email? by Mark Brooks
Before being able to choose a secure Internet communication system, you need to understand the threats to your security. Since the beginning of the Internet there has been a naive assumption on the part of most email users that the only people who are reading their email are the people they are... The New Generation Packet Sniffers: At the beginning of 2001, most computer security professionals began to become aware of an alarming new threat to Internet security, the proliferation of cheap, easy to use packet sniffer software.

Computer Forensics - Finding Out What The Bad Guys Did With Their Computers! by Abbie Frank
Computer forensics is a lot like the CSI investigation programs on the television. Using advanced techniques and technologies, a computer forensic scientist will reconstruct a possible crime using the data that one computer systems. This data may include email trails, files, hidden directories... Packet sniffers can literally be placed within a data stream and provide information on what's running through the network in real time. ... This can be necessary, especially in the world where computers and data travel around the world in seconds.

Design of Ideal Personal Firewall by David Matousek
Common concept This paragraph describes common concept of Windows personal firewalls. It is not necessary to implement the firewall in a similar way to have it secure . Common personal firewall is implemented as three or four separate components. Kernel driver The first part is kernel driver. ... Sniffing protection Spyware like keyloggers or packet sniffers are dangerous applications because they are made to steal the most sensitive data users can have - their passwords. ... Packet sniffers are waiting for the messages to be transferred using some network interface and they make...

Wireless Hotspot Security: A Hackers View by Eric Meyer
Hotspot hacking is more like fishing that anything else, it’s so easy you can just sit back and watch, read a book, or laugh at the traffic. Using a wireless hotspot is like using a party line phone with many conversations going on. If you want to keep you internet traffic to your self just make... FTP Accounts – FTP ( File Transfer Protocol) does not use encryption. ... There are many programs that will show all the pictures on websites being viewed by hotspots users. ... Web traffic - Using a network sniffer a hacker can watch all the web pages being viewed at that hotspot.

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. ... A network data frame, aka packet, includes checksum, source and destination address, and data. ... The data link layer handles the physical and logical connections to the packet's destination, using a network interface.

Penetration Testing on a Switched LAN by Brian Wilson
In this is article we will explore the presence of known vulnerabilities in switched LAN’s. I hope to open your eyes on some of the techniques & tools that can be freely downloaded and used to test your network. Let’s start out with some of the basics we see in most small to medium networks. ... If the device is a mail server it will normally report back to your telnet session with a service banner. ... Next step to test port 25 might be to telnet to the port and see if the reply is a banner. ... Microsoft Exchange server will report its SMTP name and the version of Exchange running on the...

Wireless Network Security: How to Use Kismet by Eric Meyer
Kismet is a wireless network detector / sniffer which can give you a vast amount of information about wireless networks. Wireless network security flaws are well documented but often very hard for the common person to understand. I will be showing you how to use kismet with out even having to... The Kismet detail screen will show the type of network (Infrastructrure / Adhoc), signal strength, channel, encryption type, and much more. ... Kismet will also give you sound alerts when new wireless networks are discovered or security alerts or suspicious clients are in range.

Tips for Designing ZigBee Applications by John Sawyer
So you think you want to develop a ZigBee application, but you have some questions. What’s important in a ZigBee development? What tools do I need? What steps are involved? How much time will it take? What kind of investment is required? What are the unforeseen questions? ... The ZigBee stack defines optional security in the lower layers of the stack, which can be used to validate each data packet that is exchanged on your ZigBee network. ... Many protocol sniffers are currently available with a wide range of capabilities and cost.

Security Risks and Ways to Decrease Vulnerabilities in a 802.11b Wireless Environment by Richard Johnson
Introduction This document explains topics relating to wireless networks. The main topics discussed include, what type of vulnerabilities exist today in 802.11 networks and ways that you can help prevent these vulnerabilities from happening. Wireless networks have not been around for many years. ... Packet logger mode logs the packets to the disk. ... There are three main modes in which Snort can be configured: sniffer, packet logger, and network intrusion detection system. ... VPN and IPSec- IPSec VPNs let companies connect remote offices or wireless connections using the public Internet...