摘要：Instant messaging, or “IM,” is considered a dirty word in many organizations – when it is considered at all – and for good reason. As IM usage continues to grow, IM clients provide yet another vector through which organizations can be infected with viruses and spyware. In addition, employees may spend excessive time sending instant messages rather than completing assigned duties. And they may be using IM to circumvent many information technology rules and proscriptions.
