The technique of island hopping—penetrating a network through a weak link and then hopping around systems within that network—has been around for years. But it continues to take on new dimensions. In today's security-conscious IT environments, people are often the weakest link, and malicious users are finding ways to use this to their advantage (think phishing and other forms of social engineering). This combination of carbon and silicon can prove fatal to your network.
Managing AutoPlay in Your Network: