Port 12168CA Web Access Service

CA Web Access Service is the name assigned to TCP and UDP port 12168; no common implementation is documented.

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

also known as cawas

Technical Details

what runs on :12168

CA Web Access Service is registered on port :12168 over tcp and udp to Jon Press, assigned August 2005. 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 :12168

this machine

# linux
sudo ss -tulpn 'sport = :12168'

# macos / bsd
sudo lsof -nP -i :12168

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :12168

another host

nmap -sV -p T:12168 <host>
sudo nmap -sU -sV -p U:12168 <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 :12168

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 :12168 yet

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

Record

iana registry entry

port: :12168
service: CA Web Access Service
transport: TCPUDP
encryption: cleartext
assignment: iana registered
risk: 1/10safe
category: uncategorised
usage: IANA lists TCP and UDP port 12168 for CA Web Access Service, registered to Jon Press in 2005. No widely documented implementation or common deployment is known.
lookups: 0rank 993
added: 2026-10-17
updated: 2026-10-17
references: IANA service name registry — port 12168

Something wrong?

This record is maintained by the engineers who use port 12168. 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.

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 :12168, by lookups.

port	service	proto	category	risk	views
:12222	LWAPP Data	UDP	Security	caution	6.7k
:12223	LWAPP Control	UDP	Security	caution	5.4k
:12121	NuPaper Session Service	TCPUDP	—	safe	0
:12109	RETS (Real Estate Transaction Standard) over TLS	TCPUDPtls	Web Services	caution	0
:12172	HiveP	TCPUDP	—	safe	0

risk mix of the 5 listed

safe40%
caution60%

1 of 5 encrypted

Port :12168CA Web Access Service

Technical Details

Security Information

Related Ports

Port 12168CA Web Access Service