منابع مشابه
Anonymous Communication and Anonymous Cash
We propose considering the problem of electronic cash i n the context of a network in which anonymous, untraceable commiinicatlon is assumed to be possible. We present a formal model for such a network, and define security criteria for an electronic cash system in such a setting. Finally, we show that there exists a remarkably simple electrortic cash system which meets the security criteria of ...
متن کاملReplies to Interactive Comments AMT2013-336 “Daytime stratospheric NO2 retrievals” Authors’ response to Anonymous Referee #1
(1) An important point is the large bias (30-50%) between OMI (KNMI DOMINO v2.0) and SCIAMACHY nadir (KNMI-BIRA TM4NO2A v2.3) retrievals, especially if both data sets are photochemically converted. It is puzzling me because Dirksen et al. (2011) and Hendrick et al. (2012) found a good agreement between OMI, SCIAMACHY nadir and groundbased observations, suggesting the absence of such a large bia...
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ژورنال
عنوان ژورنال: Nature
سال: 1989
ISSN: 0028-0836,1476-4687
DOI: 10.1038/340180b0