2 entries are registered on port 402. It is a well-known port (0–1023) — assignments here are IANA's, and a service found on one is usually the service that was assigned it.
services registered on this number
2 transports in use
entries encrypted on the wire
1 of 2 iana-registered
| port | service | proto | category | risk | views |
|---|---|---|---|---|---|
| :402 | Altiris Deployment Client | TCP | Network Services | caution | 10.2k |
| :402 | Genie Protocol | TCPUDP | — | safe | 0 |
Altiris Deployment Client port 402 facilitates communication for Symantec's Altiris Deployment Solution, a remote management suite for device deployment, imaging, and maintenance within enterprise environments. It supports client-server interactions to streamline the automation of provisioning, software distribution, and system updates, enabling efficient management of large-scale IT infrastructures.
port 402 as Altiris Deployment Client →IANA-assigned TCP and UDP port for the Genie Protocol.
port 402 as Genie Protocol →The registry says what 402 is registered to. What is listening on it right now is decided by the host, and only the host can be asked. Each of these prints the process behind the socket.
ss -ltnp | grep ':402\b'lsof -nP -iTCP:402 -sTCP:LISTENnetstat -ano | findstr :402On Linux and Windows the process name comes back with the socket; on macOS lsof needs sudo to name a process that isn't yours. Match what it prints against the 2 entries above.
A port number is not a service. Anything may listen on 402 — what you actually met is decided by the host, not the registry. If a service is missing here, it belongs in the registry.
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