126 search results - page 9 / 26 » Public Key Cryptography in Sensor Networks - Revisited |
GI
2004
Springer
14 years 28 days ago
2004
Springer
: Next to authentication, secure key exchange is considered the most critical and complex issue regarding ad-hoc network security. We present a low-cost, (i.e. low hardware-complex...
ICNS
2009
IEEE
14 years 2 months ago
2009
IEEE
—The majority of security protocols employ public key cryptography for authentication at least in the connection setup phase. However, verifying digital signatures is an expensiv...
IEEECIT
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—In Wireless Sensor Networks (WSNs), authentication is a crucial security requirement to avoid attacks against secure communication, and to mitigate DoS attacks exploitin...
CCS
2003
ACM
14 years 23 days ago
2003
ACM
We describe a new method for protecting the anonymity of message receivers in an untrusted network. Surprisingly, existing methods fail to provide the required level of anonymity ...
WIMOB
2008
IEEE
14 years 1 months ago
2008
IEEE
Energy is a central concern in the deployment of wireless sensor networks. In this paper, we investigate the energy cost of cryptographic protocols, both from a communication and ...