SSH with public key authentication
Every time in the past that I've tried to set up SSH with public key encryption, it's always seemed like I'm doing it for the first time. There are, of course, a lot of HOWTO's on the web and I've made good use of them. This time when I went through the exercise, however, a few things struck me, and I thought it was worth capturing a few simple points. The Setup: I have a linux box at home to which I'd like to be able to SSH to from a variety of other hosts - both linux and PC's. The hosts are as follows: The same linux box on which the server was running (just as a test). A PC that is on the same LAN as the linux box. (Client is Putty). A PC work laptop. (Client is Secure Shell). The unix environment at work. (Using the usual linux/unix clients). One observation is that the client list is heterogeneous both with regard to OS as well as to the specific client implementation. A second observation is that unlike most config tasks you do as a lin...