216 search results - page 43 / 44 » Question-based group authentication |
DIM
2005
ACM
13 years 8 months ago
2005
ACM
We develop solutions for the security and privacy of user identity information in a federation. By federation we mean a group of organizations or service providers which have buil...
CSCW
2008
ACM
13 years 8 months ago
2008
ACM
Social networks are popular for online communities. This paper evaluates the risk of sophisticated context-aware spam that could result from information sharing on social networks...
IEEESP
2006
13 years 6 months ago
2006
t a single security abstraction layer, but rather is a roblem spanning multiple abstraction levels. We use an embedded biometric authentication device to demonstratethenecessityofa...
IJSNET
2008
13 years 6 months ago
2008
: Public key cryptography (PKC) has been considered for a long time to be computationally too expensive for small battery powered devices. However, PKC turned out to be very benefi...
JNW
2008
13 years 6 months ago
2008
With the increasing dependence on wireless LANs (WLANs), businesses, educational institutions and other organizations are in need of a reliable security mechanism. The latest secur...