In the past Siva R. Krishna,

 -Wrote  "Shooting Gallery" for VIC-20.

- Has served 10 years active duty in U.S.A.F. working on
flight line electronics including the B1-B nuclear bomber,
held a P.R.P. clearance for nuclear alert pad,
holds an Avionic Systems degree from CCAF,
and a F.C.C. -G.R.L. rating with radar endorsement.

- The author of this program has also written "Topsecret" an encryption
program for Dos and Linux.

Dos version tops9720 and Linux version tops9931
can be found on the internet.

 He came up with and implemented
cipher block chaining on his own,
but does not know if this was published
by others before the 94-95 time frame.
All encryption programs include source code for your scrutiny.
 www.sivakrishnaprogram.com

        NOMAD01