Intercept Signals: Hackers use a software-defined radio and antenna to capture the gear-shift signals from a specific bike. When Bicycling contacted Shimano for comment, they said in an email ...

Shimano's Di2 shifters communicate with the derailleurs ... Security Analysis of Shimano Di2 Wireless Gear Shifting in Bicycles. Imagine Tadej Pogačar's gears dropping as he wound up for an ...

cycle computers and electronic gear shifters. Of course, as soon as something becomes a defacto standard someone has to start coloring outside the lines. In this case, Shimano went off book with ...