In my previous note, I forgot to engage brain before fingers, the section in
Stinson's book is on differential cryptanalysis rather than linear. As to
the level of introduction, in the preface, Stinson advertises his book as
being aimed at both levels, though this particular section has an
unde
(please excuse cross posting and semi-commercial contents - I believe this would
be of interest to readers of this list)
Alpha version of release 1.3 of IBM Micro Payments is available. You can read
information, try out the demo, and download the servers from
http://www.ibm.com/software/webserv