基于2态Pauli量子游走的图像加密算法

Image encryption algorithm based on the 2-state Pauli quantum walks

量子游走是近年提出的一种新型量子计算模型,具有很强的非线性,比混沌系统更有优势.构建基于2态Pauli量子游走的伪随机数生成器,在此基础上提出图像加密算法.测试结果表明:该加密算法具有足够的安全性,促进了量子计算和图像处理间的融合.

Quantum walks are a new quantum computational model proposed in recent years,with strong nonlinearity and more advantages over chaotic systems.A pseudo-random number generator based on the 2-state Pauli quantum walks was constructed to propose the image encryption algorithm.The test results showed that the encryption algorithm had sufficient security,promoted the fusion between quantum computing and image processing.