Duo on Ubuntu Linux "no valid OpenGPG data found"


I’m currently trying to install Duo to Ubuntu Server v22.04.

I’m not a Linux user, but since as part of our MFA project Linux Servers must be rolled out with Duo.

I was following the documentation line by line, starting from the " Install from Linux Packages" section.

So when I reached the line “# curl …” I’m getting the error below:

Is there something I’m doing wrong?

Thank you!

It looks like the URL is missing a “B”: it should be



Hello @pgp , thank you for spotting it!!

It worked!!

Though is it correct I can skip " Build and Install from Source" and go directly to " Install from Linux Packages" 'cause right now I’m getting this when running “/usr/sbin/login_duo”