Archive for the ‘Open Source’ Category

Using nMap to Identify Applications

March 3rd, 2015 No comments

nMap uses a list of “default” applications in the nmap services file, used to list services running on scanned open ports.  To see the “real” application execute nMap using the “-sV” option. Read more…

Simple Bash Script to Backup Netscreen ISG / SSG Firewall

November 7th, 2013 No comments

This script is a simple, interactive way to backup and date-stamp your juniper Netscreen ISG/SSG (ScreenOS) firewall configurations. The script copies the configurations from the firewall using scp. Configurations older than one day ( -mtime +1) are archived off to a bz2 compressed file.  Archives older than 60 days ( -mtime +60 ) are removed from the disk.

The usage is: [ip address / hostname of Netscreen].  (VIEW SCRIPT)

Read more…

Creators of TCPDUMP, WinPcap, and Wireshark share their story

January 27th, 2011 No comments

At a recent Riverbed Technology event in Denver, Colorado, Steve McCanne, Loris Degioanni, and Gerald Combs shared the stage and told the story of the history behind their inventions TCPDUMP, WinPcap, and Wireshark. To view the video: Read more…

Installing Edimax EW-7318 USB WLAN Adaptor on CentOS Linux

December 30th, 2010 No comments

EW-7318USg 217x205Reproduced for the benefit of others who are attempting to get this USB Wireless LAN adaptor working on CentOS. The Edimax EW-7318 uses the RealTek chipset.

Ralink RT2500 series chipsets are supported by the rt73usb/rt2500usb kernel drivers. A typical supported device is the Belkin Wireless G USB Network Adapter (RT2571F chipset). This device requires the rt73usb firmware which is currently available from Read more…

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Using Network Grep (ngrep.exe) to Capture Traffic. (Filter on Payload!)

July 31st, 2010 No comments

ngrep is a “network grep” utility that can be used to match regular expressions within network packet payloads. This is a very handy utility as many network analysers (“packet sniffers”) can examine the packet header, but either do not display or cannot filter based on packet payload. Read more…

Registry Entry to Make PuTTY your Default Telnet Client

July 19th, 2010 No comments

Copy this text into a file with a “.reg” extension, then double click to update registry  (caution: backup registry beforehand)

@=”putty.exe %1″

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Google Chromium OS – Boot from USB

January 18th, 2010 No comments

Google has an Operating System – watch out Bill Gates!

Google Chromim OS is a large step towards Google taking on Microsoft in the Operating System market.  Google’s OS is a paradigm shift in the OS market, using the internet as your PC.

Hexxah has a release of the Chromium OS which can be installed on and booted from a USB flash drive.

Download it from:

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