FIELD: data protection.
SUBSTANCE: according to invention, biometric parameter is prepared and this biometric parameter is digitized with receipt of authentication data of digitizes biometric parameter, different, because on basis of authentication data of digitized biometric parameter encoded codeword is decoded and by decoding of codeword on basis of authentication data of digitized biometric parameter and on basis of method for correcting error with certain arbitrarily set volume used in encoding theory, secret data are restored.
EFFECT: higher reliability.
2 cl, 7 dwg
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Authors
Dates
2005-10-27—Published
2000-08-04—Filed