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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium

Feedback-Assisted Adaptive Network Coded Cooperation for Wireless Networks

In this work, we propose a feedback-assisted version of the Adaptive Network Coded Cooperation (ANCC) scheme, recently proposed by Bao and Li for a network...

SBrT 2010

Quantum Permanent Compromise Attack to Blum-Micali Pseudorandom Generator

This paper presents a quantum permanent compromise attack to the Blum-Micali pseudorandom generator whose security is based on the assumption of intractabil...

SBrT 2010

On the Effectiveness of Dynamic Spectrum Management Algorithms in xDSL Networks

This work proposes a method for the evaluation of the effectiveness of adopting dynamic spectral management (DSM) algorithms in different DSL scenarios. In...

SBrT 2010

Single shift-register for RFID tag secrecy

In this paper we present a new privacy scheme against passive adversaries based on the message modulation instead of classical cryptographic models for low...

SBrT 2010

Application of Security Metrics in a Metropolitan Network : A Case Study

The information security issues in the current communication networks demand the development of efficient methods to find security vulnerabilities and faci...

SBrT 2010