October 2017
Intermediate to advanced
456 pages
9h 56m
English
Content preview from Industrial Cybersecurity
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PROFINET packet replay attacks
The openness of the PROFINET protocols makes the standard vulnerable to attacks such as packet sniffing, packet replay, and manipulation. As an example of this exposedness, the following exercises show how to capture a PROFINET/DCP discovery packet, import, manipulate, and replay it in Scapy and grab the results.
To generate a PROFINET/DCP discovery packet, I used the local network device discovery function within the Simatec Step 7 programming software (http://w3.siemens.com/mcms/simatic-controller-software/en/step7/pages/default.aspx):
This resulted in the computer sending out the following packet:
If you ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.