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More than two years into adopting a new strategy for an information technology (IT) infrastructure program that supports a wide range of security threat assessments and credentialing programs, there are still concerns about how the Transportation Security Administration (TSA) is addressing challenges identified before the strategy change, congressional auditors say.The agency has addressed four of the seven prior challenges of the Technology Infrastructure Modernization (TIM) program, including those related to system performance and usability, data migration, cyber security testing, and…
