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NSA

MIL CRYPT II

—RestiilnWAR DEPARTMENT | .i OFFICE OF THE {HIEF SIGNAL OFFICER ! :| WASHINGTON ok| || TT tJIMWTARY CRYPTANAL RJRPART IIDeclassified and approved for release by NSA on 09-19-2005 pursuant toE.O. 12958, as amended :gbs|eit TS — mm paeofrees -aooeoloseee.awe :£ sane dain BE - -: Sota a. 4BEE ot LG con ete dire ©|!| Restr eda| WAR DEPARTMENT i' OFFICE OF THE CHIEF SIGNAL OFFICER [WASHINGTON \TT iMILITARY CRYPTANALYSIS i#4Part 1ISIMPLER VARIETIES iOF POLYALPHABETIC SUBSTITUTION SYSTEMS BBy [4WILLIAM...
Declassified
Internal Periodicals & Publications

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Internal Periodicals & Publications

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5908.1 KB