• Opening attachments on e-mails from unknown and unexpected sources
  • Not installing necessary and recommended security patches, such as for Office and Internet Explorer
  • Installing games, screen savers, or other Internet downloaded programs without verifying that they are safe and do not contain viruses or Trojan horses
  • Not making backups of their local data or not verifying and testing such backups when made
  • Using a modem from their LAN client while still connected to the LAN without an Internet firewall and without organizational permission
  • Using a password-saving utility to retain logon credentials for local, LAN and Internet sites