978 search results - page 179 / 196 » WiMAX networks: from access to service platform |
SAC
2010
ACM
15 years 4 months ago
2010
ACM
CAPTCHAs protect online resources and services from automated access. From an attacker’s point of view, they are typically perceived as an annoyance that prevents the mass creat...
EUC
2004
Springer
15 years 3 months ago
2004
Springer
In a ubiquitous computing environment, users continuously access computing services and interact with smart spaces, while moving from one place to another. Application migration, t...
EKAW
2000
Springer
15 years 1 months ago
2000
Springer
An electronic business model is an important baseline for the development of e-commerce system applications. Essentially, it provides the design rationale for e-commerce systems fr...
171
click to vote
VLDB
2008
ACM
15 years 10 months ago
2008
ACM
With the development of inexpensive storage devices, space usage is no longer a bottleneck for computer users. However, the increasingly large amount of personal information poses ...
RAID
2005
Springer
15 years 3 months ago
2005
Springer
To detect and defend against Internet worms, researchers have long hoped to have a safe convenient environment to unleash and run real-world worms for close observation of their in...