I cannot ssh anything I was able to. After a little digging I found out that it's not reading ssh config from my home directory.
$ ssh -xvvv server
OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011
debug1: Reading configuration data /etc/ssh_config
(...)
When on an identical computer of a friend, where everything works it looks like this:
$ ssh -xvvv server
OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011
debug1: Reading configuration data /Users/kuba/.ssh/config
(...)
It worked earlier and I am not aware …
ssh ×1