EA200100978A1 - METHOD AND DEVICE FOR ENCRYPTING AND DECRYPTING INFORMATION - Google Patents

METHOD AND DEVICE FOR ENCRYPTING AND DECRYPTING INFORMATION

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Publication number
EA200100978A1
EA200100978A1 EA200100978A EA200100978A EA200100978A1 EA 200100978 A1 EA200100978 A1 EA 200100978A1 EA 200100978 A EA200100978 A EA 200100978A EA 200100978 A EA200100978 A EA 200100978A EA 200100978 A1 EA200100978 A1 EA 200100978A1
Authority
EA
Eurasian Patent Office
Prior art keywords
key
character
symbols
parameters
symbol
Prior art date
Application number
EA200100978A
Other languages
Russian (ru)
Inventor
Валентин Александрович Мищенко
Владимир Владимирович Захаров
Original Assignee
Валентин Александрович Мищенко
Владимир Владимирович Захаров
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Валентин Александрович Мищенко, Владимир Владимирович Захаров filed Critical Валентин Александрович Мищенко
Priority claimed from PCT/BY1999/000004 external-priority patent/WO2000056004A1/en
Publication of EA200100978A1 publication Critical patent/EA200100978A1/en

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Abstract

Способ относится к методам и устройствам для шифрования множества исходных символов из множества элементарных символов. Способ генерирует для каждого символа из множества исходных символов первый параметр, представляющий количество интервалов числовой оси, множество вторых параметров, представляющих множество длин интервалов числовой оси, и множество третьих параметров, представляющих множество местоположений соответственно. Способ генерирует для каждого символа из первого множества параметров, из второго множества параметров и из третьего множества параметров ключевую функцию для каждого символа соответственно. Способ преобразует для каждого символа, используя соответствующую ключевую функцию, множество исходных символов в множество индивидуальных символов соответственно. Используя множество ключевых символов как ключ, способ шифрует множество исходных символов как множество шифрованных символов соответственно. Символьный блок может опционально генерировать при помощи дополнительной функции для каждого символа дополнительный символ и комбинировать дополнительный символ с соответствующим индивидуальным символом для генерации ключевого символа. Шифратор, используя множество ключевых символов как ключ, шифрует множество исходных символов как множество кодированных символов соответственно.Международная заявка была опубликована вместе с отчетом о международном поиске.The method relates to methods and devices for encrypting a set of source symbols from a set of elementary symbols. The method generates for each character from a set of source symbols a first parameter representing the number of intervals of the number axis, a set of second parameters representing the set of interval lengths of the number axis, and a set of third parameters representing the set of locations, respectively. The method generates for each symbol from the first set of parameters, from the second set of parameters and from the third set of parameters a key function for each symbol, respectively. The method converts for each symbol, using the corresponding key function, a set of source symbols into a set of individual symbols, respectively. Using a set of key symbols as a key, the method encrypts a set of source symbols as a set of encrypted symbols, respectively. A character block can optionally generate an additional character with the help of an additional function for each character and combine the additional character with the corresponding individual character to generate a key character. The encoder, using the set of key characters as a key, encrypts the set of source characters as a set of coded characters, respectively. The international application was published along with an international search report.

EA200100978A 1999-03-16 1999-03-16 METHOD AND DEVICE FOR ENCRYPTING AND DECRYPTING INFORMATION EA200100978A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BY1999/000004 WO2000056004A1 (en) 1999-03-16 1999-03-16 Method and apparatus for encoding and decoding information

Publications (1)

Publication Number Publication Date
EA200100978A1 true EA200100978A1 (en) 2003-04-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EA200100978A EA200100978A1 (en) 1999-03-16 1999-03-16 METHOD AND DEVICE FOR ENCRYPTING AND DECRYPTING INFORMATION

Country Status (1)

Country Link
EA (1) EA200100978A1 (en)

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