This is an interesting paper and is quite readable despite my lack of education in cryptography. There’s also a very noteworthy paragraph at the end of the paper:
“Note on Intellectual Property (IP)
We do not know of any patent or other restrictions on the
use of the ideas proposed here. We have not filed for any
such patents (and will not). The authors place into the
public domain any and all rights they have on the use of
the ideas, methods or systems proposed here. As far as
we are concerned, others may freely make, use, sell, offer
for sale, import, embed, modify, or improve the ideas,
methods, or systems described in this note. There is no
need to contact us or ask our permission in order to do
so. We ask only that this paper be cited as appropriate.”
Originally shared by Robert Love
Ronald Rivest and Jacob Schuldt introduces “Spritz” a novel redesign of RC4, basically a single rotor machine. It is ass-slow but very cunning in design.