English

An 8- and 12-bit block AES cipher

Cryptography and Security 2025-08-27 v1 Data Structures and Algorithms Software Engineering

Abstract

Because it is so unusual, or hard to find, or expository, a truly tiny 8- or 12-bit block AES (Rijndael) cipher is documented here, along with Java source code.

Cite

@article{arxiv.2508.18485,
  title  = {An 8- and 12-bit block AES cipher},
  author = {Peter T. Breuer},
  journal= {arXiv preprint arXiv:2508.18485},
  year   = {2025}
}

Comments

This "research note" of mine from 2013 has been requested so often from me over the years, along with requests for a way to cite it properly, that I think it's appropriate to put it out on the web in a citeable archive. Arxiv, step up

R2 v1 2026-07-01T05:05:28.610Z