We consider a problem which was stated in a request for comments made by NIST in the FIPS97 document. The question is the following: Can we have a digital signature public key infr...
This paper describes new methods in pairing-based signature schemes for identifying the invalid digital signatures in a batch, after batch verification has failed. These methods ef...
Temporal segmentation of video is a necessary rst step to indexing digital video for browsing and retrieval. A number of di erent video temporal segmentation algorithms have been ...
This paper presents an efficient technique of designing twodimensional IIR digital filters using a new algorithm involving the tightly coupled synergism of particle swarm optimiza...
Since the turn of the millenium, Working Groups of the W3C have been concentrating on the development of XML based security standards, which are paraphrased as XML Security. XML S...
Andreas Ekelhart, Stefan Fenz, Gernot Goluch, Mark...