160 search results - page 17 / 32 » Issues in Mobile Electronic Commerce |
CHI
2008
ACM
14 years 10 months ago
2008
ACM
As services embedded into public spaces become increasingly transparent, one peripheral aspect of use continues to demand explicit user attention: payment. UbiPay is a system that...
SAC
2004
ACM
14 years 3 months ago
2004
ACM
This paper presents a novel method that allows the delegation of signature power to one or more entities that jointly play the role of a proxy signer. This work is different from ...
ECIS
2000
13 years 11 months ago
2000
Many analysts argue that the Internet is producing a fundamental change in the way that business works. The network economy grows faster every day. Internet markets are developing ...
COMCOM
2007
13 years 9 months ago
2007
Credit card transactions are a popular and diffused means of payment over the network. Unfortunately, current technology does not allow us to technically solve disputes that may ...
CHI
2007
ACM
14 years 10 months ago
2007
ACM
Biological research in the field is constrained by the speed and difficulty of species determination, as well as by access to relevant information about the species encountered. H...