Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
The comparison algorithms include linear congruence (LC)31, XORshift (Xor)32, Mersenne twister (MT)33, and the calibrated scattering layer we used (Ours). The images in the figure correspond to ciphertexts generated using different random numbers.