Linux firewall for Modbus/TCP protocol / News: Recent posts

We had time to work on modbusfw again so we fixed the following bugs submitted by Matt Franz

1. Fixed the kernel space patch to contain ipt_modbus.h
2. Added userspace.1.2.9 for compatibility with iptables 1.2.9 (thanks to Matt Franz)

Also we have a ISO based on Trinux (a bootable Linux distro, does not install anything on to the harddrive) with all the precomiled kernel and userspace binaries. you should be able to make a CD out of the ISO, boot the CD up and you should have your modbus firewall tools to go.... read more

We released a small (8MB) ISO version of trinux that is based on linux kernel 2.4.26 and iptables 1.2.9. This allows you to try modbusfw without building a linux kernel. See the download trinux-modbusfw or it can be downloaded from http://www.scadasec.net/tools/