Information workers on the job often turn to the same software tools they use at home for quick, unfettered communication. When that involves instant messaging (IM) programs such as AIM, Yahoo! Messenger or Windows Live Messenger, your company’s network is at risk for malware infections, regulatory compliance breaches and copyright violations. Incorporating Software as a Service (SaaS) offerings such as MessageLabs hosted IM Security Services (IMSS) helps organizations sidestep the risks that uncontrolled use of IM in the workplace can pose. This white paper explores IM security issues, and shows you how Enterprises can proactively manage employee use of IM and mitigate those risks.