Port 1869TransAct

TransAct service assigned to TransAct Futures Dev on TCP and UDP port 1869.

transport: tcp · udp
in transit: cleartext
assignment: official
risk: 1/10
lookups: 0

Technical Details

what runs on :1869

TransAct is registered on port :1869 over tcp and udp to TransAct Futures Dev. We don't have a technical write-up for it beyond the IANA registry entry.

In nmap's internet-wide scan data this port is never observed open, so if it's open on your network it's more likely a custom or misconfigured service than the registered one.

find what's listening on :1869

this machine

# linux
sudo ss -tulpn 'sport = :1869'

# macos / bsd
sudo lsof -nP -i :1869

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :1869

another host

nmap -sV -p T:1869 <host>
sudo nmap -sU -sV -p U:1869 <host>

run it? the handshake, the implementations you meet in the wild and the flags that matter come from the engineers who do.

add technical details

Security Information

exposure of :1869

risk score

1/ 10safe

routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp · udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

no security notes recorded for :1869 yet

known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.

Record

iana registry entry

port: :1869
service: TransAct
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: Port 1869 is assigned to the TransAct service and registered to TransAct Futures Dev. Public information does not establish the product, protocol, or typical deployment context.
lookups: 0rank 993
added: 2026-09-19
updated: 2026-09-19
references: IANA service name registry — port 1869

Something wrong?

This record is maintained by the engineers who use port 1869. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-09-19.

01edit any field on a page of its own
02a model checks it for accuracy and spam
03clean and confident goes live immediately

edit this record →back to the registry

Related Ports

browse categories →

ports registered around :1869, by lookups.

port	service	proto	category	risk	views
:1920	IBM Tivoli Monitoring	TCPtls	Web Services	caution	21.5k
:1863	Microsoft Notification Protocol	TCP	Voice and Chat	caution	15.9k
:1900	SSDP / UPnP Discovery	UDP	Network Services	caution	14.6k
:1883	MQTT Broker	TCP	Network Services	caution	14.2k
:1812	RADIUS Auth Protocol	TCPUDP	Security	caution	12.0k
:1886	Leonardo over IP	TCP	File Transfer	caution	10.4k
:1813	RADIUS Accounting	TCPUDP	Security	caution	7.2k
:1834	ARDUS Unicast	TCPUDP	Network Services	safe	0

risk mix of the 8 listed

safe13%
caution88%

1 of 8 encrypted

Port :1869TransAct

Technical Details

Security Information

Related Ports

Port 1869TransAct