Port 2679Sync Server SSL

TCP/UDP 2679 is assigned to Sync Server SSL, a service registered by Shawn Casey with no widely documented deployment.

transport
tcp · udp

2 transports registered

in transit
encrypted

payload protected on the wire

assignment
official

registered with iana

risk
1/10

safe

lookups
0

rank 993 of 4,210 · top 24%

Technical Details

what runs on :2679

Sync Server SSL is registered on port :2679 over tcp and udp to Shawn Casey. 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 :2679

this machine
# linux
sudo ss -tulpn 'sport = :2679'

# macos / bsd
sudo lsof -nP -i :2679

# windows (then: tasklist /FI "PID eq <pid>")
netstat -ano | findstr :2679
another host
nmap -sV -p T:2679 <host>
sudo nmap -sU -sV -p U:2679 <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 :2679

risk score

1/ 10safe

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

network services averages 2.7 across 1,322 ports — this one sits 1.7 below.

in transit

encrypted

payloads are protected on the wire

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 :2679 yet

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

the 8 most looked-up other ports in network services — 1,322 ports carry that label.

risk mix of the 8 listed

  • caution100%

0 of 8 encrypted