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Researchers hack electronic shifters with a few hundred dollars of hardware


If you've got a Shimano Di2 groupset, be sure to update its firmware.

At the Usenix Security Symposium earlier this week, researchers from UC San Diego and Northeastern University revealed a technique that would allow anyone with a few hundred dollars of hardware to hack Shimano wireless gear-shifting systems of the kind used by many of the top cycling teams in the world, including in recent events like the Olympics and the Tour de France. Imagine you're going uphill on a Tour de France stage: If someone shifts your bike from an easy gear to a hard one, you're going to lose time,” says Earlence Fernandes, an assistant professor at UCSD’s Computer Science and Engineering department. WIRED Wired.com is your essential daily guide to what's next, delivering the most original and complete take you'll find anywhere on innovation's impact on technology, science, business and culture.

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