During September 2025, Conscio contributed to the angr/angr repository by addressing a concurrency correctness issue in the core threading logic. They fixed the pthread_mutex_lock and pthread_mutex_unlock functions to consistently return a success status, aligning the implementation with POSIX threading standards. This change, implemented in Python and informed by expertise in binary analysis and reverse engineering, eliminated silent no-ops and improved thread-safety guarantees for multi-threaded workflows. By ensuring proper mutex behavior, Conscio enhanced the reliability of downstream analyses and integrations that depend on accurate concurrency handling, demonstrating careful attention to detail and a strong understanding of low-level synchronization requirements.