Plus a lot of personal mail accounts host some form of instant messaging, which can either be efficient for interoffice communication, or inefficient for out-of-office chit chat.
Discussion groups differ from chatrooms and instant messaging because they usually deal with one topic and personal exchanges are typically discouraged.
The companys security products include products for protection against email, web surfing, web hackers and instant messaging threats such as spam, spyware, trojans, and viruses.