Windows to macOS
How to install NoPorts when connecting from Windows to macOS
Prerequisite
Before starting the NoPorts installation, ensure you have at least two atSigns available. If you don’t yet have any atSigns, you can sign up for a NoPorts subscription or free trial at my.noports.com/no-ports-plans.
Step 1 to Step 4
These initial steps set up the machine initiating the connection.
On the machine you are connecting from
In this installation guide, @example01_np will represent the client Atsign, while @example02_np will represent the device Atsign.
Step 1: Download and run the Installer
Download the msi installer from GitHub. You can run the msi right from the windows-bundle.zip.

Step 2: Client Atsign activation (@example01_np)
If you've already activated your client Atsign on another device, this step will not work. Instead, follow this guide: Reuse your client Atsign on another machine
Open a terminal (Command Prompt or PowerShell) and run the following commands. This command activates your Atsign and prompts you to enter an OTP. This is only done during the setup of a brand new Atsign.
Replace @<REPLACE>_np with your client Atsign.
at_activate.exe -a "@<REPLACE>_np"Enter the one-time password (OTP) & Check your SPAM/PROMOTIONS folders
at_activate will pause and wait for the input of a one-time pin (OTP) sent to your email or phone number.
Once activated, the master keys will save at C:\Users\<user>\.atsign\keys.
Step 3: Device Atsign activation (@example02_np)
Run the same command, but for your device Atsign.
Replace @<REPLACE>_np with your device Atsign.
at_activate.exe -a "@<REPLACE>_np"Enter the one-time password (OTP) & Check your SPAM/PROMOTIONS folders
at_activate will pause and wait for the input of a one-time pin (OTP) sent to your email or phone number.
Once activated, the master keys will save at C:\Users\<user>\.atsign\keys.
Step 4: Generate an Atsign authorization passcode for your device Atsign
Run the following command to generate a 6-character one-time passcode. You will use this passcode in Step 6.
Replace @<REPLACE>_np with your device Atsign.
at_activate.exe otp -a "@<REPLACE>_np"Step 5 and Step 6
After setting up the machine you're connecting from, you'll configure the machine you're connecting to.
On the machine you are connecting to
Step 5: Download and run the Installer
Open a terminal and download the installer from Github by running the following command:
curl -L https://github.com/atsign-foundation/noports/releases/latest/download/universal.sh -o universal.shTo check if the installation downloaded correctly:
stat universal.shMake the script executable and run the script by running the command below:
chmod u+x universal.sh
./universal.shDuring installation, you’ll be prompted to enter the following items:
You may be asked to enter your password if your machine requires sudo privileges.
The install type
Enter
devicewhen prompted.
Your atSigns
Client Atsign: e.g.,
@example01_npDevice Atsign: e.g.,
@example02_np
Your device name
This should be the name of the machine you're currently installing on.
Step 6: Initiate Atsign authorization request
Run the following command to make an authorization request.
Be sure to replace the following values:
@<REPLACE>_np with your device Atsign,
<PASSCODE> with the passcode generated in Step 4,
@<REPLACE>_np_key with your device Atsign,
<DEVICE_NAME> with the name of the machine you are on
~/.local/bin/at_activate enroll -a @<REPLACE>_np \
-s <PASSCODE> \
-p noports \
-k ~/.atsign/keys/@<REPLACE>_np_key.atKeys \
-d <DEVICE_NAME> \
-n "sshnp:rw,sshrvd:rw"Once you see this text, you're ready to continue to the next step.
Submitting enrollment request
Enrollment ID: ---------------------
Waiting for approval; will check every 10 secondsStep 7 and Step 8
With both machines now configured, the final steps bring us back to the machine initiating the connection.
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