CyberHunter
// Other services

Port 10102: eZproxy

Port 10102 is assigned by IANA to ezproxy-2 (eZproxy).

10102

How ezproxy-2 works

Other services
client:10102ezproxy-2response client:10102ezproxy-2response

The client sends a request to port 10102 and the ezproxy-2 service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned1 registered service
Range
Registered (1024-49151)
01 Security

Is port 10102 dangerous?

We have no specific security note for port 10102. Its risk depends on the program actually listening on it. General advice for other services services:

  • Close the port if nothing on the host needs it.
  • Identify the process that listens on it (commands below) before opening it in a firewall.
  • Expose a service only to the networks that use it.
02 Registry

IANA registry entries for port 10102

ServicePortTransportDescriptionReferenceUpdated
ezproxy-2 10102 TCP, UDP eZproxy - 2002-03

// source: IANA service name and port number registry

03 Check it

Which program uses port 10102, and is it reachable?

Linux

sudo ss -ltnup 'sport = :10102'      # process listening on 10102
sudo lsof -nP -i :10102

macOS

sudo lsof -nP -i :10102

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 10102 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 10102
netstat -ano | findstr :10102

From another machine

nmap -p 10102 -sV <host>
sudo nmap -sU -p 10102 <host>
nc -zv <host> 10102

Block it in the firewall

sudo ufw deny 10102/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 10102" -Direction Inbound -LocalPort 10102 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 10102 used for?

Port 10102 is assigned by IANA to ezproxy-2 (eZproxy).

Is port 10102 TCP or UDP?

Port 10102 is registered for TCP and UDP.

Is it safe to open port 10102?

It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.

How do I check if port 10102 is open?

On Linux run "ss -ltnup 'sport = :10102'", on macOS "lsof -nP -i :10102", and on Windows "netstat -ano | findstr :10102" to see the local process. From another machine, "nmap -p 10102 <host>" shows whether it is reachable.

05 Related