468 search results - page 73 / 94 » A Certified Digital Signature |
SACMAT
2004
ACM
14 years 4 months ago
2004
ACM
Ubiquitous computing uses a variety of information for which access needs to be controlled. For instance, a person’s current location is a sensitive piece of information, which ...
MAS
1998
Springer
14 years 3 months ago
1998
Springer
A key element of any mobile code based distributed system are the security mechanisms available to protect (a) the host against potentially hostile actions of a code fragment under...
ICEB
2004
14 years 10 days ago
2004
Due to the advent of the Internet, electronic business transactions have exploded around the globe. Along with the Internet, wireless technology has exponentially developed as wel...
SSWMC
2004
14 years 9 days ago
2004
Identity documents, such as ID cards, passports, and driver's licenses, contain textual information, a portrait of the legitimate holder, and eventually some other biometric ...
TIFS
2008
13 years 10 months ago
2008
The various image-processing stages in a digital camera pipeline leave telltale footprints, which can be exploited as forensic signatures. These footprints consist of pixel defects...