Numerical Framework for Semi-Device-Independent Quantum Random Number Generators
arXiv:2207.02611 · doi:10.1103/PhysRevA.107.052402
Abstract
Quantum random number generator (QRNG) is one of the most widely applied branches in quantum cryptography. Among all QRNG schemes, semi-device-independent (semi-DI) QRNG is quite promising, achieving high randomness generation rate with few assumptions on the devices. For the central task of a QRNG study -- security analysis, numerical approaches become popular for its generality to various semi-DI QRNG schemes. Here we formulate a numerical framework for the finite-size security of general semi-DI QRNGs, which gives a secure lower bound of the finite-size randomness generation rate against general attacks. We consider a simple example of an optical semi-DI QRNG as an application of our framework.
8 pages, 4 figures
References in corpus (11)
- Real time demonstration of high bitrate quantum random number generation with coherent laser light
- Squashing Models for Optical Measurements in Quantum Communication
- 68 Gbps quantum random number generation by measuring laser phase fluctuations
- 18.8 Gbps real-time quantum random number generator with a photonic integrated chip
- 100 Gbps Integrated Quantum Random Number Generator Based on Vacuum Fluctuations
- Experimental measurement-device-independent quantum random number generation
- Fully integrated 3.2 Gbps quantum random number generator with real-time extraction
- Simple source device-independent continuous-variable quantum random number generator
- Quantum Random Number Generation with Uncharacterized Laser and Sunlight
- Fast self-testing Quantum Random Number Generator based on homodyne detection
- Numerical Method for Finite-size Security Analysis of Quantum Key Distribution