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ICIP
2005
IEEE
14 years 9 months ago
Localization and security enhancement of block-based image authentication
Most block-based image authentication techniques that are presented in the literature sacrifice localization accuracy in order to resist vector quantization (VQ) counterfeiting att...
Abdelkader H. Ouda, Mahmoud R. El-Sakka
CRYPTOLOGIA
2006
155views more  CRYPTOLOGIA 2006»
13 years 7 months ago
The Whirlpool Secure Hash Function
In this paper, we describe Whirlpool, which is a block-cipher-based secure hash function. Whirlpool produces a hash code of 512 bits for an input message of maximum length less tha...
William Stallings
ECWEB
2007
Springer
155views ECommerce» more  ECWEB 2007»
13 years 11 months ago
A Secure Payment Protocol for Restricted Connectivity Scenarios in M-Commerce
A significant number of mobile payment systems have been proposed in recent years, most of them based on a scenario where all the entities are directly connected one to another (fo...
Jesús Téllez Isaac, José Sier...
FGCN
2008
IEEE
197views Communications» more  FGCN 2008»
14 years 1 months ago
Design and Implementation of Hybrid Broadcast Authentication Protocols in Wireless Sensor Networks
The proposed broadcast authentication protocols for wireless sensor networks can be divided into two categories: protocols based on digital signature and protocols based on improv...
Xin Zhao, Xiaodong Wang
INFOCOM
2009
IEEE
14 years 2 months ago
Dependable and Secure Sensor Data Storage with Dynamic Integrity Assurance
Abstract—Recently, distributed data storage has gained increasing popularity for efficient and robust data management in wireless sensor networks (WSNs). But the distributed arc...
Qian Wang, Kui Ren, Wenjing Lou, Yanchao Zhang