3349 search results - page 644 / 670 » Data Security |
IGARSS
2009
13 years 7 months ago
2009
A problem when working with optical satellite or airborne images is the need to compensate for changes in the illumination conditions at the time of acquisition. This is particula...
IHI
2010
13 years 4 months ago
2010
Regulations in various countries permit the reuse of health information without patient authorization provided the data is "de-identified". In the United States, for ins...
SIGMOD
2011
ACM
13 years 20 days ago
2011
ACM
Correctness of data residing in a database is vital. While integrity constraint enforcement can often ensure data consistency, it is inadequate to protect against updates that inv...
WWW
2002
ACM
14 years 10 months ago
2002
ACM
It is widely recognized that distributed denial-of-service (DDoS) attacks can disrupt electronic commerce and cause large revenue losses. However, effective defenses continue to b...
CRYPTO
1993
Springer
14 years 1 months ago
1993
Springer
A broadcast encryption scheme allows the sender to securely distribute data to a dynamically changing set of users over an insecure channel. One of the most challenging settings fo...