# prevents stale master connections.
ControlPersist 10
-# Hash hosts in ~/.ssh/known_hosts to try to conceal the known hosts. Doesn't
-# help if the ssh hosts are stored in the shell's history file or in this file
-# as shortcut.
- HashKnownHosts yes
+# Don't hash any hosts in ~/.ssh/known_hosts. It doesn't help if the ssh hosts
+# are stored in the shell's history file or in this file as shortcut so it's
+# rather useless (default).
+ HashKnownHosts no
# Don't permit running local commands (default).
PermitLocalCommand no