CyberHunter
// Other services

Port 8292: Bloomberg professional

Port 8292 is assigned by IANA to blp3 (Bloomberg professional).

8292

How blp3 works

Other services
client:8292blp3response client:8292blp3response

The client sends a request to port 8292 and the blp3 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 8292 dangerous?

We have no specific security note for port 8292. 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 8292

ServicePortTransportDescriptionReferenceUpdated
blp3 8292 TCP, UDP Bloomberg professional - 2006-05

// source: IANA service name and port number registry

03 Check it

Which program uses port 8292, and is it reachable?

Linux

sudo ss -ltnup 'sport = :8292'      # process listening on 8292
sudo lsof -nP -i :8292

macOS

sudo lsof -nP -i :8292

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 8292 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 8292
netstat -ano | findstr :8292

From another machine

nmap -p 8292 -sV <host>
sudo nmap -sU -p 8292 <host>
nc -zv <host> 8292

Block it in the firewall

sudo ufw deny 8292/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 8292" -Direction Inbound -LocalPort 8292 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 8292 used for?

Port 8292 is assigned by IANA to blp3 (Bloomberg professional).

Is port 8292 TCP or UDP?

Port 8292 is registered for TCP and UDP.

Is it safe to open port 8292?

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 8292 is open?

On Linux run "ss -ltnup 'sport = :8292'", on macOS "lsof -nP -i :8292", and on Windows "netstat -ano | findstr :8292" to see the local process. From another machine, "nmap -p 8292 <host>" shows whether it is reachable.

05 Related