It seems the hackers will perform their evil deeds on just about everything these days. MSN reports that two Italian hackers have figured out how to get into navigation systems and create false roadblocks and warnings such as "bullfight ahead." GPSs that use FM radio to get real-time traffic information can be affected. According to these hackers, many of these traffic alert systems are not secure. So, before your next road trip, check your local bullfight listings ahead of time.

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