Port 15740Picture Transfer Protocol over IP (PTP/IP)

PTP/IP lets compatible cameras and hosts exchange images and camera operations over a network, typically on a trusted local network.

inFile Transfer Media

transport: tcp · udp
in transit: cleartext
assignment: official
risk: 2/10
lookups: 0

also known as ptp, PTP/IP

Technical Details

what runs on :15740

PTP/IP carries Picture Transfer Protocol operations between an initiating host and a camera or other responder. A typical session uses TCP port 15740 for the command connection and a second TCP connection for events; setup packets establish the connections, and length-prefixed, typed packets carry PTP commands, data, responses, and events. The IANA entry lists both TCP and UDP, though TCP is the transport commonly associated with PTP/IP.

Security Information

exposure of :15740

risk score

2/ 10safe

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

file transfer averages 3.3 across 208 ports — this one sits 1.3 below.

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

PTP/IP is not encrypted by default, and authorization protections depend on the device. An exposed listener may allow a peer to interact with the camera or access images, so keep it on a trusted local network rather than exposing it to the internet.

Record

iana registry entry

port: :15740
service: Picture Transfer Protocol over IP (PTP/IP)
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 2/10safe
category: File Transfer Media
usage: This assignment is for Picture Transfer Protocol, used by some network-capable cameras and photo-transfer software. The registry lists it for TCP and UDP; PTP/IP sessions are commonly associated with TCP port 15740, but the service is rarely seen exposed on the public internet.
lookups: 0rank 993
added: 2026-10-17
updated: 2026-10-17
references: IANA service name registry — port 15740

Something wrong?

This record is maintained by the engineers who use port 15740. 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 2026-10-17.

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edit this record →back to the registry

Related Ports

all 208 in file transfer →

the 8 most looked-up other ports in file transfer — 208 ports carry that label.

port	service	proto	category	risk	views
:9080	Groove RPC	TCPUDP	Web Services	caution	70.8k
:17500	Dropbox LAN Sync	TCPUDP	File Transfer	caution	43.7k
:548	Apple Filing Protocol	TCP	File Transfer	caution	36.8k
:7000	Vuze HTTPS Tracker	TCPtls	Security	caution	28.9k
:1337	PowerFolder P2P	TCP	Security	caution	27.1k
:9001	SharePoint Authoring		Web Services	caution	26.3k
:8080	FilePhile Relay	UDP	File Transfer	caution	25.6k
:1337	WASTE Encrypted Sharing	TCP	Security	caution	22.9k

risk mix of the 8 listed

caution100%

1 of 8 encrypted

Port :15740Picture Transfer Protocol over IP (PTP/IP)

Technical Details

Security Information

Related Ports

Port 15740Picture Transfer Protocol over IP (PTP/IP)