xymon ssh scan

list Xymon User in Richmond
Fri, 11 Jun 2010 11:21:47 -0400
Message-Id: <user-0cfe68be8de5@xymon.invalid>

On Fri, June 11, 2010 09:30, user-6b3be4007cf2@xymon.invalid wrote:

- the identity should not be allowed to run arbitrary commands. an
  entry in authorized_keys can be limited to running a single fixed
  command.

Just give the identity a login shell of /bin/true in /etc/passwd and you
won't have to be concerned about commands from a shell at all.