摘要 |
FIELD: computer science, namely, engineering of computing devices for processing data. ^ SUBSTANCE: device has first input for sending first encrypted operand, second input for second encrypted operand, third input for encryption parameter and output for encrypted result of operation. Also provided is adder with selective transfer for encrypted data, cryptographic processor, providing high level of protection from attacks, method for performing operations with operands, method and device for forming computing device for performing operations with operands. ^ EFFECT: increased level of protection of data processing. ^ 6 cl, 26 dwg |