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Compendium
Recent Papers
Matrix Mathematics and Cryptography
(and how A.I. can write programs)
my 186-page July 2025 paper
Matrices within Matrices
Hill-GF-4D and Hill-GF-5D Cryptosystems
Extending the Hill Cipher to be Asymptotic to a One-Time Pad
Enhancing the Hill Cipher with Byte-Level Substitution on the input Plaintext
Reference Implementation of the Hill Cipher extended to large Galois Fields,
with Affine Transformation, and input and output subsitution and permutation
Reference Implementation of Hill Cipher extended to U224 224-bit BigInt,
with Affine Transformation, and 24 Byte-level S-boxes
Paper Enigma made with a Pringles/crisps can!
Five Volumes
(PDF)
Volume 1 Number 1
Volume 1 Number 2
Volume 1 Number 3
Volume 2 Number 1
Volume 2 Number 2
Volume 3
Volume 4
Volume 5
Five Volumes
(Thumbnails)
Volume 1 Number 1
Volume 1 Number 2
Volume 1 Number 3
Volume 2 Number 1
Volume 2 Number 2
Volume 3
Volume 4
Volume 5
RANGER Device
More
Bernstein Decisions
Masters Thesis
Crypto Bibliography
Contact
Cryptosystems Journal Volume 4
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