Hack:   Quick Logins with ssh Client Keys
Subject:   Permissions
Date:   2006-12-19 11:26:04
From:   DavidCJames
You wrote: "Your private key (id_rsa) should be 0600 (and only be present on your local machine), and everything else should be 0655 or better."

What does "or better" mean? Sorry, this isn't clear to me. What permissions are necessary? Why?