A very brief Friday News and Notes …

Critical Intelligence reports that Shodan is now scanning the default PROFINET port (TCP/34962). Last September Shodan added DNP3 to its scan list.

S4x13 vet Ali Abbassi has released a “very basic Modbus fuzzer” on GitHub.

This actually happened last week, but if you haven’t seen it take a look at the fast-setting concrete going into the Victoria Line signaling equipment building.

NERC CIP lovers (and haters) should read Tom Aldrich’s article on the Technical Meetings on Version 5 as an adjunct to Michael’s post earlier this week.