Good public-key infrastructures (PKIs) are essential to make electronic commerce secure. Quite recently, certificate verification trees (CVTs) have been introduced as a tool for im...
Proof-of-work schemes are economic measures to deter denial-of-service attacks: service requesters compute moderately hard functions the results of which are easy to check by the ...
We implement a Korean syntactic analyzer which decreases many ambiguities in syntax parse trees using segmentation and semantic connection units. We use dependency grammar for par...