Probably worth a read... http://www.openssh.com/txt/release-7.1p2 > Important SSH patch coming soon. For now, everyone on all operating > systems, please do the following: > > Add undocumented "UseRoaming no" to ssh_config or use "-oUseRoaming=no" > to prevent upcoming #openssh client bug CVE-2016-0777. More later. echo "UseRoaming no" >> /etc/ssh/ssh_config