Explore the cutting-edge intersection of quantum computing and cryptography in this 58-minute conference talk from the Hack In The Box Security Conference. Delve into recent advancements in practical quantum computing, including the availability of free quantum chips on the cloud and the achievement of "quantum supremacy" with chips exceeding 50 qubits. Learn how to program quantum chips and discover the results of research on reversing cryptographic building blocks such as P-Box, S-Box, CRC-8, and XOR functions using quantum circuits. Examine implementations and witness the execution of circuits on real hardware to gauge the current state of quantum attacks on cryptography. Gain valuable insights into the potential future impact of quantum computing on cybersecurity and cryptographic systems.