SSH to Any Device with No Ports Open
Make your devices reachable while eliminating network attack surfaces & reducing administrative overhead.
Try SSH No Ports FREE for 14 days! Use code: 14dayfreetrial
No payment information required
A illustration of two hands holding a sign that says "Close port 22 forever"
Learn how RAKwireless® leverages SSH No Ports for simple and secure remote gateway management. Read

Hear what No Ports customers have to say...

"SSH No Ports is so cool. If you are a CISO or run infrastructure you should take a look at this."

- Andy Brown
CEO, Sand Hill East
"After testing SSH No Ports, I'm a convert. It's brilliant!"

- Jeremy Norris
Product Manager,
Cellusys & ZARIOT

Why SSH No Ports

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Make Your Devices Reachable

Access your devices regardless of where they are - behind routers, NAT, firewalls, VPNs, private/1918 addresses, or even on the move.

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Reduce Administrative Overhead

Access your devices without reconfiguring your gateways, setting up port forwarding on your router, or using a VPN.

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Eliminate Network Attack Surfaces

Access your devices without any open listening ports (including port 22) and strengthen your network security.

SSH No Ports in Action

SSH No Port’s latest pen test results are now available. Please email to request your copy.

$99 per year billed annually
(only $8.25 per month)
One Person | Unlimited Devices
Try SSH No Ports FREE for 14 days! Use code: 14dayfreetrial
Team and Enterprise editions coming soon! Interested in pricing and other details? Contact us!

SSH No Ports Requirements

Client  (sshnp)
Device  (sshnpd)
If it can run sshd, it can run sshnp/sshnpd
~40 MB RAM
/temp storage
< 50 MB is typical
Internet Access
Outbound only, sshd bound to localhost
Supported Platforms
macOS - Command line (GUI coming soon!)
- x64 (Intel)
- ARM64 (Apple Silicon)

Linux - Command line, Docker (GUI coming soon!)
- x64
- ARM64
- ARMv7

Windows - coming soon!
Supported RDP Clients
SSH No Ports works with all popular RDP clients, including:
- Microsoft Remote Desktop
- TeamViewer
- AnyDesk
- RemotePC
- GoToMyPC
curl (when using the installer)
- curl (when using the installer)
- tmux or logrotate
Address Ratios
1 person : 1 client address 
1 device address : unlimited devices
= 1 person : unlimited devices

About Us

A group of Atsign employees posing for a selfie is owned and operated by Atsign, a team dedicated to making security and privacy a reality on the Internet. SSH No Ports is the first of many products we're building on our patent pending technology that will help systems administrators sleep easier at night by eliminating network attack surfaces while still enabling full device access. If you have any questions, product suggestions, or just want to say "Hi," please get in touch with us.