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Quantum cryptography is the science of exploiting quantum mechanical properties to perform cryptographic tasks. [1] [2] The best known example of quantum cryptography is quantum key distribution, which offers an information-theoretically secure solution to the key exchange problem. The advantage of quantum cryptography lies in the fact that it ...
In cryptography, Combined Elliptic-Curve and Post-Quantum 2 (CECPQ2) is a quantum secure modification to Transport Layer Security (TLS) 1.3 developed by Google. It is intended to be used experimentally, to help evaluate the performance of post quantum key-exchange algorithms on actual users' devices.
China’s top quantum expert, Prof. Pan Jianwei, has developed a Jiuzhang quantum computer that he claims can perform certain kinds of AI-related calculations some 180 million times faster than ...
Google has maintained the use of "hybrid encryption" in its use of post-quantum cryptography: whenever a relatively new post-quantum scheme is used, it is combined with a more proven, non-PQ scheme. This is to ensure that the data are not compromised even if the relatively new PQ algorithm turns out to be vulnerable to non-quantum attacks ...
NewHope is based on a mathematical problem ring learning with errors (RLWE) that is believed to be difficult to solve. NewHope has been selected as a round-two contestant in the NIST Post-Quantum Cryptography Standardization competition, [3] and was used in Google's CECPQ1 experiment as a quantum-secure algorithm, alongside the classical X25519 ...
Google on Monday said that it has overcome a key challenge in quantum computing with a new generation of chip, solving a computing problem in five minutes that would take a classical computer more ...
In September 2022, the NSA announced CNSA 2.0, which includes its first recommendations for post-quantum cryptographic algorithms. [10] CNSA 2.0 includes: [2] Advanced Encryption Standard with 256 bit keys; Module-Lattice-Based Key-Encapsulation Mechanism Standard (ML-KEM aka CRYSTALS-Kyber) with parameter set ML-KEM-1024
For the past few months, quantum computing stocks such as IonQ, Rigetti Computing, and D-Wave Quantum have garnered a lot of attention and witnessed pronounced run-ups in their share prices. The ...