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Showing posts from March, 2012

IM and P2P Security

You have all your e-mail and Web-filtering software in place, and you carefully monitor message logs for signs of abuse. But little do you know that for months, a disgruntled employee has been instant messaging company secrets to a friend who works for one of your competitors. And he's been using commonly available utilities to disguise sensitive files as MP3s, which he shares openly using peer-to-peer file-sharing services. The explosion of instant messaging and P2P file-sharing applications in the workplace is a new security challenge. Employees can easily download such applications for free, often without IT detection. The threat from such applications amounts to much more than simply lost productivity and wasted time.

Divulging company secrets is only one of the serious threats posed by IM and P2P applications. Both provide new entry points to your network for intrusions, data theft, denial-of-service attacks, viruses, and worms. In fact, security vendor Symantec reported in on…