// REFERENCE
Port 102 (Siemens S7 / ICS)
Protocol: TCP
Service: S7comm
High risk
S7comm: the protocol of Siemens PLCs (SCADA/ICS). No strong authentication; exposed it allows manipulating industrial processes (it was key in Stuxnet). It must be isolated on the OT network.
Related tools
Work with this in:
Related
111
Port 111 (RPCbind / Portmapper) 135
Port 135 (MSRPC) 137
Port 137 (NetBIOS Name) 138
Port 138 (NetBIOS Datagram) 1883
Port 1883 (MQTT) 2375
Port 2375 (Docker API)
Port 111 (RPCbind / Portmapper) 135
Port 135 (MSRPC) 137
Port 137 (NetBIOS Name) 138
Port 138 (NetBIOS Datagram) 1883
Port 1883 (MQTT) 2375
Port 2375 (Docker API)
Assignments per the IANA port registry. Educational content.