Minimizing corporate instant messaging risks
Instant messaging is, for the most part, a less secure way to communicate than through corporate e-mail, especially if one is using a public instant messaging system offered by a commercial provider. The security risk arises with servers outside the control of the company using the system and presents the risk of hacker intrusion into instant messaging systems. This in theory could take the form of outsiders posing as users or otherwise attempting to confound the normal operation of an instant messaging system.
By John A. Gliedman at Computerworld.
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