Originally Posted by
FliesCasually
I use iSSH. I've exported its public key to systems, but it also has an import menu item which I assume imports a private key.
The iphone isn't congenial for long sessions, but this gets you connected.
I use issh too, had no problems with it. As mentioned, the iPhone isn't ideal for terminal sessions, but it gets the job done. Well worth the tiny price tag.