Some Mac users have discovered that SSH is not working on their Mac since updating to macOS Ventura 13 or newer. Typically they’ll see an error message when attempting to ssh into another server along the lines of “no matching host key type found. Their offer: ssh-rsa“.

The apparent reason for this issue is that the version of OpenSSH that ships with MacOS Ventura disables RSA signatures by default, thus you can resolve the problem by either using a more secure hash, or by simply allowing for RSA signatures. We’ll show you how to do the latter.

We’re…