This is because the UCITA would ban the reverse engineering of software, a method of development often used to construct links between products.

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Management claimed to have gone to elaborate pains to make the software in its control systems inscrutable to reverse engineering.

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But he spent three years reverse engineering the flight navigation software that receives ACARS signals to find bugs that allowed him to send his own commands to the systems, either from a software-defined radio that can be tuned to use ACARS or from a compromised airline system.

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