136 search results - page 20 / 28 » Secure Billing for Mobile Information Services in UMTS |
ENTCS
2007
13 years 7 months ago
2007
Spatial messaging is a term that defines the virtual publication of data in physical places. Generally, anyone in the neighborhood of such a publication point gets the message. F...
CCS
2001
ACM
14 years 4 days ago
2001
ACM
Authenticating mobile computing users can require a significant amount of processing and communications resources— particularly when protocols based on public key encryption are...
MOBICOM
2004
ACM
14 years 1 months ago
2004
ACM
Significant progress has been made towards making ad hoc networks secure and DoS resilient. However, little attention has been focused on quantifying DoS resilience: Do ad hoc ne...
DIM
2005
ACM
13 years 9 months ago
2005
ACM
Mobile Location-Based Services (LBS) have raised privacy concerns amongst mobile phone users who may need to supply their identity and location information to untrustworthy third ...
EUROPKI
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. At present, network users have to manage a set of authentication credentials (usually a username/password pair) for every service with which they are registered. Single S...