What is the application of Jacobson Radical in Cryptography or Coding Theory?

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David A. Towers

The following was suggested by Wiwat Wanicharpichat in answer to a related question:

Ricardo Alfaro and Andri Kelarev, Recent Results on Ring Constructions for Error-Coorecting Codes, Contemporary Mathematics, 376, 2005, pp.1-10.

https://books.google.co.th/books?id=epQbCAAAQBAJ&pg=PA8&lpg=PA8&dq=Jacobson+radical+is+the+nilradical+coding&source=bl&ots=jzWK1Drwyb&sig=RxI31rCGGYLmNMA2UZ5_dX0cpkc&hl=th&sa=X&ved=0CF8Q6AEwCWoVChMIvMPytcHcyAIVihuOCh2ZbALB#v=onepage&q=Jacobson%20radical%20is%20the%20nilradical%20coding&f=false

Puguh Wahyu Prasetyo

Thank you very much for the answers, Prof. David and Prof Noha.