- 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.
Port 1502: Shiva
Port 1502 is assigned by IANA to shivadiscovery (Shiva).
How shivadiscovery works
Other servicesThe client sends a request to port 1502 and the shivadiscovery 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)
- Category
- Other services
Is port 1502 dangerous?
We have no specific security note for port 1502. Its risk depends on the program actually listening on it. General advice for other services services:
IANA registry entries for port 1502
| Service | Port | Transport | Description | Reference | Updated |
|---|---|---|---|---|---|
| shivadiscovery | 1502 | TCP, UDP | Shiva | - | - |
// source: IANA service name and port number registry
Which program uses port 1502, and is it reachable?
Linux
sudo ss -ltnup 'sport = :1502' # process listening on 1502
sudo lsof -nP -i :1502macOS
sudo lsof -nP -i :1502
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1502 -State Listen | Select LocalAddress, OwningProcess Get-NetUDPEndpoint -LocalPort 1502 netstat -ano | findstr :1502
From another machine
nmap -p 1502 -sV <host> sudo nmap -sU -p 1502 <host> nc -zv <host> 1502
Block it in the firewall
sudo ufw deny 1502/tcp # Linux (ufw) New-NetFirewallRule -DisplayName "Block 1502" -Direction Inbound -LocalPort 1502 -Protocol TCP -Action Block # Windows
What is port 1502 used for?
Port 1502 is assigned by IANA to shivadiscovery (Shiva).
Is port 1502 TCP or UDP?
Port 1502 is registered for TCP and UDP.
Is it safe to open port 1502?
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 1502 is open?
On Linux run "ss -ltnup 'sport = :1502'", on macOS "lsof -nP -i :1502", and on Windows "netstat -ano | findstr :1502" to see the local process. From another machine, "nmap -p 1502 <host>" shows whether it is reachable.