In 2021, the safegcd algorithm was successfully implemented for libsecp256k1, showcasing advancements in modular inversion for Bitcoin and blockchains.
Blockstream Research led the formal verification of the safegcd algorithm, ensuring its correctness and reliability in producing the correct modular inverse.
Implementing the safegcd algorithm in C requires extensive overhead due to C's native limitations on integer sizes, necessitating careful optimization.
The introduction of safegcd into libsecp256k1 reflects ongoing efforts to enhance blockchain security through innovative algorithms and implementation strategies.
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