Explore a comprehensive presentation on xJsnark, a framework for efficient verifiable computation, delivered at the 2018 IEEE Symposium on Security & Privacy. Delve into the challenges of expressing computation tasks as arithmetic circuits and learn how xJsnark aims to bridge the gap between programmability and circuit size optimization. Discover new circuit-friendly algorithms for frequent operations, globally aware optimizations for integer arithmetic, and circuit minimization techniques. Examine the framework's applicability in developing large application circuits, such as ZeroCash, while achieving circuit size reductions comparable to low-level implementations. Gain insights into various topics including verifiable computation, expressing computations as circuits, long integer arithmetic, random memory access, static read-only memory, smart memory, and non-determinism. Conclude with an evaluation of the framework, its limitations, future work, and information about the open-source implementation. Read more