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Tag Archives: ICMP

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  2. Entries tagged with "ICMP"

Kali Linux

arping – Backtrack 5 – Information Gathering – Network Analysis – Identify Live Hosts – arping

SecurityBy alexFebruary 5, 20134 Comments

The arping application is a simple command that will allow you to ping devices by hostname, IP address, or MAC address. The unfortunate part is that most device will not respond to the arp requests, which are directed broadcast ICMP echo requests, though there are some out there that do. I go into more detail…

Information Security

genlist – Backtrack – Miscellaneous – Miscellaneous Network – genlist

SecurityBy alexJanuary 6, 2013Leave a comment

Clicking on the genlist menu item in Backtrack Linux opens a terminal window and outputs the genlist help menu at the top. Genlist is a Perl script written to provide an easy way to generate a list of live hosts on a network or set of networks so you can then begin analyzing those hosts.…

explico

xplico – Backtrack 5 – Information Gathering – Network Analysis – Network Traffic Analysis – xplico

SecurityBy alexDecember 1, 2012Leave a comment

Xplico is a NFAT or Network Forensics Analysis Tool that is designed to either capture traffic in real time sessions or to provide an interface to upload PCAP (Packet Capture Data) files for analysis. The current version in Backtrack Linux 5 release 3 is 0.7 however the latest Xplico version is Xplico 1.0.1. I believe…

Information Security

Backtrack 5: Information Gathering: Network Analysis: Identify Live Hosts: 0trace

SecurityBy alexMarch 30, 20122 Comments

I remember being so happy about 0trace when I started to write some Backtrack related articles because even though 0trace is fairly simple it is really useful to locate the full path to devices you are investigating. In the article below I will explain the necessary 0trace input from the command line, what needs to…

Information Security

pfSense IPSec Road Warrior OSX Client And Configuration

SecurityBy alexOctober 22, 2011Leave a comment

If you are not hip to pfSense I suggest you check it out. It is an open source firewall that is making waves in InfoSec. The pfSense guys have a great howto for configuring IPSec VPN on the pfSense firewall as well as making connections via a freeware Windows IPSec VPN client called Shrew Soft…

Technology Insights

View Historical Bandwidth Usage On FortiGate 200A Including Amount Of Bandwidth Per Protocol

InsightsBy alexApril 8, 2011Leave a comment

A company asked me to analyze some of their network traffic to verify some of the projects they are working on to cut costs won’t impact their business. One of the projects includes removing a 100 Mbps fiber connection to their colocation and replacing it with a cable modem that is asynchronous with 50 Mbps download and…

Information Security

Backtrack 4: Information Gathering: Route: Protos – IP protocol scanner

SecurityBy purehateJune 2, 20102 Comments

The next tool I will be reviewing is from the same suite of tools as netenum and netmask. Protos is a IP protocol scanner. It goes through all possible IP protocols and uses a negative scan to sort out unsupported protocols which should be reported by the target using ICMP protocol unreachable messages.

Code Snippets

Backtrack 4: Information Gathering: Route: Netmask – an address netmask generation utility

Code Snippets, SecurityBy purehateJune 2, 20101 Comment

Netmask is another simple tool which does one thing and that is, makes a ICMP netmask request. By determining the netmasks of various computers on a network, you can better map your subnet structure and infer trust relationships.

Technology Insights

Configure WRT54GS Running DD-WRT To Connect to Office VPN Connection

InsightsBy alexAugust 13, 2009Leave a comment

I have configured a Linksys WRT600N to connect using PPTP to my company’s VPN server in the past as noted in this previous article. I have since swapped out the Linksys WRT600N with a Linksys WRT54GS because I wanted to replace the antennas with larger antennas to work on getting better wireless coverage in my…

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