CyberHunter
Local dataset, no network
// Other services

Port 1832: ThoughtTreasure

Port 1832 is assigned by IANA to tht-treasure (ThoughtTreasure).

1832

How tht-treasure works

Other services
client:1832tht-treasureresponse client:1832tht-treasureresponse

The client sends a request to port 1832 and the tht-treasure 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
01 Security

Is port 1832 dangerous?

We have no specific security note for port 1832. 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 1832

ServicePortTransportDescriptionReferenceUpdated
tht-treasure 1832 TCP, UDP ThoughtTreasure - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 1832, and is it reachable?

Linux

sudo ss -ltnup 'sport = :1832'      # process listening on 1832
sudo lsof -nP -i :1832

macOS

sudo lsof -nP -i :1832

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 1832 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 1832
netstat -ano | findstr :1832

From another machine

nmap -p 1832 -sV <host>
sudo nmap -sU -p 1832 <host>
nc -zv <host> 1832

Block it in the firewall

sudo ufw deny 1832/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 1832" -Direction Inbound -LocalPort 1832 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 1832 used for?

Port 1832 is assigned by IANA to tht-treasure (ThoughtTreasure).

Is port 1832 TCP or UDP?

Port 1832 is registered for TCP and UDP.

Is it safe to open port 1832?

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 1832 is open?

On Linux run "ss -ltnup 'sport = :1832'", on macOS "lsof -nP -i :1832", and on Windows "netstat -ano | findstr :1832" to see the local process. From another machine, "nmap -p 1832 <host>" shows whether it is reachable.

05 Related
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