William Frederick Friedman

3 books

Elementary Military Cryptography by William Frederick Friedman, William F. Friedman
Elementary Military Cryptography
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William Frederick Friedman, William F. Friedman

Elementary Military Cryptography

William Frederick Friedman, William F. Friedman

90 pages • first pub 1976 (editions)

medium-paced
History of the Use of Codes by William Frederick Friedman

History of the Use of Codes

William Frederick Friedman

84 pages • missing pub info (editions)

medium-paced
The Index of Coincidence and Its Applications in Cryptanalysis by William Frederick Friedman

The Index of Coincidence and Its Applications in Cryptanalysis

William Frederick Friedman

99 pages • missing pub info (editions)

informative medium-paced