SSH No Ports
How It Works

SSH No Ports uses Atsign’s end-to-end encrypted control plane to initiate SSH connections without opening ports on either of your devices.

Atsign’s Core Technology (a.k.a. Control Plane)

Atsign’s patent pending core technology is engineered to deliver the following benefits:

In other words, sending information using Atsign’s control plane requires no open ports and is fully edge-to-edge encrypted, all without needing to know the IP address of the device!

How SSH No Ports uses Atsign’s Control Plane