SSH setup with PuTTY

Time: 10 min
Difficulty: Advanced
OS: Windows
Software: SSH
Language: English

Before you start

Have our GnuPG package installed

You’ll find it in the Downloads tab

Have your key pair saved in Kleopatra

Download and install PuTTY

Go to putty.org and follow the link in the You can download PuTTY here line

Download the version you want undet the Package files heading

Install the program with all the options at default values

You don’t need to change anything during the process, just keep clicking Next and Install

Enable support of PuTTY in GnuPG

Open command line

Run notepad.exe %APPDATA%-agent.conf

This will open notepad with two lines filled in

Add lines enable-ssh-support and enable-putty-support

Each on its own new line

Insert a blank line under it, save and close

Export public SSH key

Run gpg -K in the command line

This will print private key information

Copy your key ID - which is the long string of numbers and characters

Also save it somewhere else, too - you will need it later once again

Enter gpg –export-ssh-key KEYID

Do NOT run it just yet

Replace the KEYID part with the ID you copied just a second ago

Copy the whole long line that begins with ssh-ed25519

This is our generated public key for SSH

Paste it into your authorized keys file on the target server

Mark GPG key for use with SSH

Run gpg -K in the command line

Run *notepad.exe %APPDATA%This will open notepad

Paste your key ID that we copied some time ago into it

Insert a blank line under it, save and close

And that’s it!

You can close the windows!