773 search results - page 139 / 155 » On Cryptographic Assumptions and Challenges |
MOBICOM
2009
ACM
14 years 4 months ago
2009
ACM
Establishing a control channel for medium access control is a challenging problem in multi-channel and dynamic spectrum access (DSA) networks. In the design of multi-channel MAC p...
EDOC
2008
IEEE
14 years 4 months ago
2008
IEEE
Service providers as we know them nowadays are the always-on “static” web service providers, that aim at Five9 availability (99.999%). Formal, or de-facto, standards, such as ...
ISCA
2008
IEEE
14 years 4 months ago
2008
IEEE
Writing shared-memory parallel programs is error-prone. Among the concurrency errors that programmers often face are atomicity violations, which are especially challenging. They h...
SP
2008
IEEE
14 years 4 months ago
2008
IEEE
Decentralized distributed systems such as peer-to-peer systems are particularly vulnerable to sybil attacks, where a malicious user pretends to have multiple identities (called sy...
HPDC
2007
IEEE
14 years 4 months ago
2007
IEEE
We study stochastic models to mitigate the risk of poor Quality-of-Service (QoS) in computational markets. Consumers who purchase services expect both price and performance guaran...