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These blog posts relate to litigation concerning the safety and security of embedded systems design as well as software copyright and patent infringements.

DirecTV Expert Witness Case Study

Within months of the 1994 launch of DirecTV's national satellite TV service in the U.S. the broadcast system was hacked. The company's first-generation smart card-based security could subsequently be modified or replaced by individuals desiring to erase records of pay-per-view purchases or enable the unlawful interception of channels they hadn't paid for.

Key Learnings from Past Safety-Critical System Failures

Ever had a DVD player freeze? A mobile phone crash and reboot? A home router that required a reset? Welcome to the 21st century, where every device has at least one processor. Without question, our daily lives are enhanced by the embedded systems around us. And many of us take for granted that these devices will do their intended jobs tirelessly and correctly, day in and day out, without fail.

Killer Apps: Embedded Software's Greatest Hit Jobs

Between 1985 and 1987, there were at least 6 distinct accidents where the Therac-25 radiation therapy machine delivered up to 100 times the prescribed radiation dose, resulting in injury and death. These high-profile accidents demonstrated that embedded software can be dangerous, even lethal. In the decades since, and despite increasing regulation, safety-critical system failures have continued to kill people.

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