In Part 5, we cover the second important step in securing our ICS/OT networks - building our asset registers (which includes passive listening and - potentially - active scanning)!
In this section, we will cover main topics including, but not limited to:
- Why Asset Registers are Very Important to Security
- Building Asset Registers
- Walking the Site
- Searching Through Documentation & Code
- Active Scanning (with Limited Options in ICS/OT)
- Mini Nmap Workshop
- Scanning PLCs with Nmap
- Passive Listening
- Mapping Networks with Wireshark
- Engineering Workstation to PLC Communication
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