Who knows more about protecting Z than Z people? White papers Get business guidance and best practices for using IBM Security zSecure Visual. Your biggest vulnerability: The privileged user Reduce the risk that comes from privileged user error or malicious external impersonation on mainframes. Read the white paper (924 KB) Expert resources to help you succeed Community Get technical tips and insights from others who use IBM Security zSecure Visual. Product documentation Find answers quickly in IBM product documentation.