Mihail N Popescu, Szilveszter Gáspár
Analyte Sensing with Catalytic Micromotors
Biosensors
paper investigate use channel perfect authenticity privacy used repair defects channel imperfect privacy authenticity precisely let us assume alice bob wish agree secret random bit string disposal imperfect private channel perfect public channel private channel imperfect various ways transmission errors occur partial information leak eavesdropper eve also power suppress inject modify transmissions arbitrarily hand public channel transmits information accurately transmissions cannot modified suppressed eve entire contents becomes known consider situation random bit string x already transmitted alice bob private channel describe interactive public channel protocols allow high probability 1 assess extent private channel transmission corrupted tampering channel noise 2 corruption severe repair bobs partial ignorance transmitted string eves partial knowledge distilling transmitted received versions string another string general shorter x upon alice bob perfect information eve nearly information cases exactly none except length protocols remain secure unlimited computing power