????????? MPEI ???????? ?????????????????????? Supervisor ?????????????? ? ??? ????????????? Thesis ????????? ????? ?Cryptographical methods of protection the information? ??????????????? ?????????????? ?????????????? ??????????????????? ??????????????????? ???????? ??????????????? ??????????????????????????? ???????? ???????????????? ???????????????? ????????????? ?
??????????????? ?????????? ????? Cryptography ??????????? ?????????????? ???????????? ????????????? ???? ???????? ??? ?????????? ????????? ????????? ????????? ????????????? ??????????????????? ? ???????????? ????????? ?????? ????? ????????? ???????? program ????????????? ?????????????? ????????????? ??????????? ??????????????? ????????? ?????? cryptography ?????????? ?????? ?????????? ????? ????????? ???????????? ??????????????? ?
Cryptography ?????????? cipher (??????) ????????????????? ? ?????????????? Cryptography ???????????????????? ?????????????????? ???????????????? ???????????????? ????????????????? ? Cryptography ??? Encryption algorithm ?????????????? Program ?????????? user name ??? password ??????? ?????? code ?????? encrypted code ?????????????? ?????????????? ? database ??? data ?????? ?????????????? (???? hacker ???) ??????? ???????????????? ?????? data ?????? ????????????????? ?????????????? ?
??? ????????????? Cryptography ??? DES (Data Encryption Standard) ??? ????????????????????? ? ???????????????????????????????????????? ?????????? ????????? ??????????????? ?????? e-book ?????????? ????????????? ?????????? ?????????????????????? ..........?
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