Since some readers of this group may have interests in encryptions, I am taking the liberty to post herewith a link to my encryption scheme JADE, which is a block cipher of novel unconventional design, written in Python and with very extensive explaining comments such that any user (with minimal reading knowledge of Python syntax) can easily understand the design and evaluate it himself for ascertening the appropriateness of its use in his applications and be sure, from the open source, that there are no backdoors involved (in contrast to using proprietary blackbox software). The current version 1.4 of JADE is accessible at:
M. K. Shen