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College of William and Mary
(35 results)-
White Papers
Anti-Phishing in Offense and Defense
September 25, 2008, 12:00am PDT
Many anti-phishing mechanisms currently focus on helping users verify whether a web site is genuine. However, usability studies have demonstrated that prevention-based approaches alone fail to...
Provided by College of William and Mary
-
White Papers
Malware Detection and Analysis Via Layered Annotative Execution
August 1, 2009, 12:00am PDT
Malicious software (i.e., malware) has become a severe threat to interconnected computer systems for decades and has caused billions of dollars damages each year. A large volume of new malware...
Provided by College of William and Mary
-
White Papers
BogusBiter: A Transparent Protection Against Phishing Attacks
December 28, 2009, 12:00am PST
Many anti-phishing mechanisms currently focus on helping users verify whether a web site is genuine. However, usability studies have demonstrated that prevention-based approaches alone fail to...
Provided by College of William and Mary
-
White Papers
Comparing Symmetric-Key and Public-Key Based Security Schemes in Sensor Networks: A Case Study of User Access Control
March 23, 2008, 12:00am PDT
While symmetric-key schemes are efficient in processing time for sensor networks, they generally require complicated key management, which may introduce large memory and communication overhead. On...
Provided by College of William and Mary
-
White Papers
Privacy Protection for RFID-Based Tracking Systems
February 21, 2010, 12:00am PST
RFID technology is increasingly being deployed in ubiquitous computing environments for object tracking and localization. Existing tracking architecture usually assumes the use of a trusted server...
Provided by College of William and Mary
-
White Papers
WM-ECC: An Elliptic Curve Cryptography Suite on Sensor Motes
October 30, 2007, 12:00am PDT
Even though symmetric-key scheme, which has been investigated extensively for sensor networks, can fulfill many security requirements, public-key cryptography is more flexible and simple rendering...
Provided by College of William and Mary
-
White Papers
Microsearch: When Search Engines Meet Small Devices
February 4, 2008, 12:00am PST
With the increasing popularity of RFID applications, different authentication schemes have been proposed to provide security and privacy protection to users. Most recent RFID protocols use a...
Provided by College of William and Mary
-
White Papers
How to Monitor for Missing RFID Tags
March 3, 2008, 12:00am PST
As RFID tags become more widespread, new approaches for managing larger numbers of RFID tags will be needed. In this paper, the authors consider the problem of how to accurately and efficiently...
Provided by College of William and Mary
-
White Papers
Characterizing Insecure JavaScript Practices on the Web
April 24, 2009, 12:00am PDT
JavaScript is an interpreted programming language most often used for enhancing webpage interactivity and functionality. It has powerful capabilities to interact with webpage documents and browser...
Provided by College of William and Mary
-
White Papers
Design and Analysis Of Wave Sensing Scheduling Protocols for Object-Tracking Applications
January 1, 2011, 12:00am PST
Many sensor network applications demand tightly-bounded object detection quality. To meet such stringent requirements, the authors develop three sensing scheduling protocols to guarantee...
Provided by College of William and Mary
-
White Papers
Swift: A Fast Dynamic Packet Filter
February 20, 2008, 12:00am PST
This paper presents Swift, a packet filter for high performance packet capture on commercial off-the-shelf hardware. The key features of Swift include extremely low filter update latency for...
Provided by College of William and Mary
-
White Papers
Secure Passwords Through Enhanced Hashing
August 28, 2009, 12:00am PDT
Passwords play a critical role in online authentication. Unfortunately, passwords suffer from two seemingly intractable problems: password cracking and password theft. In this paper, the authors...
Provided by College of William and Mary
-
White Papers
An Effective Feedback-Driven Approach for Energy Saving in Battery Powered Systems
April 26, 2010, 12:00am PDT
Energy efficiency is essential to Battery-Powered (BP) mobile systems. However, existing energy efficiency techniques suffer from imbalance between system performance and power consumption. This...
Provided by College of William and Mary
-
White Papers
A Collaboration-Based Autonomous Reputation System for Email Services
December 23, 2009, 12:00am PST
This paper presents CARE, an autonomous email reputation system based on inter-domain collaboration. Within the framework of CARE, each domain independently builds its reputation database based on...
Provided by College of William and Mary
-
White Papers
Securing BGP Through Keychain-Based Signatures
June 22, 2007, 12:00am PDT
As the major component of Internet routing infrastructure, the Border Gateway Protocol (BGP) is vulnerable to malicious attacks. While Secure BGP (S-BGP) provides a comprehensive framework to...
Provided by College of William and Mary
-
Whitepapers
Fine-Grained Treatment to Synchronizations in GPU-to-CPU Translation
August 30, 2011, 12:00am PDT
GPU-to-CPU translation may extend Graphics Processing Units (GPU) programs executions to multi-/many-core CPUs, and hence enable cross-device task migration and promote whole-system synergy. This...
Provided by College of William and Mary
-
Whitepapers
Correctly Treating Synchronizations in Compiling Fine-Grained SPMD-Threaded Programs for CPU
August 8, 2011, 12:00am PDT
Automatic compilation for multiple types of devices is important, especially given the current trends towards heterogeneous computing. This paper concentrates on some issues in compiling...
Provided by College of William and Mary
-
Whitepapers
Enhancing Data Locality for Dynamic Simulations Through Asynchronous Data Transformations and Adaptive Control
August 8, 2011, 12:00am PDT
Many dynamic simulation programs contain complex, irregular memory reference patterns, and require runtime optimizations to enhance data locality. Current approaches periodically stop the...
Provided by College of William and Mary
-
Whitepapers
Quantitative Estimation of the Performance Delay with Propagation Effects in Disk Power Savings
September 4, 2012, 12:00am PDT
The biggest power consumer in data centers is the storage system. Coupled with the fact that disk drives are lowly utilized, disks offer great opportunities for power savings, but any power saving...
Provided by College of William and Mary
-
White Papers
BodyT2: Throughput and Time Delay Performance Assurance for Heterogeneous BSNs
January 14, 2011, 12:00am PST
Body Sensor Networks (BSNs) have been developed for a set of performance-critical applications, including smart healthcare, assisted living, emergency response, athletic performance evaluation,...
Provided by College of William and Mary
-
White Papers
Analytic Modeling of Load Balancing Policies for Tasks With Heavy-Tailed Distributions
January 1, 2008, 12:00am PST
This paper presents an analytic methodology for the exact analysis of load balancing policies in distributed multi-server system conditioned on the fact that the duration of arriving tasks is best...
Provided by College of William and Mary
-
White Papers
EquiLoad: A Load Balancing Policy for Clustered Web Servers
January 1, 2008, 12:00am PST
This paper presents a new strategy for the allocation of requests in clustered web servers, based on the size distribution of the requested documents. This strategy, EquiLoad, manages to achieve a...
Provided by College of William and Mary
-
White Papers
BodyQoS: Adaptive and Radio-Agnostic QoS for Body Sensor Networks
January 3, 2008, 12:00am PST
As wireless devices and sensors are increasingly deployed on people, researchers have begun to focus on wireless body-area networks. Applications of wireless body sensor networks include...
Provided by College of William and Mary
-
White Papers
The Significance of CMP Cache Sharing on Contemporary Multithreaded Applications
February 23, 2011, 12:00am PST
Cache sharing on modern Chip Multi-Processors (CMP) reduces communication latency among co-running threads, but also causes inter-thread cache contention. Most previous studies on the influence of...
Provided by College of William and Mary
-
White Papers
Is Reuse Distance Applicable to Data Locality Analysis on Chip Multiprocessors?
January 5, 2010, 12:00am PST
On Chip Multi-Processors (CMP), it is common that multiple cores share certain levels of cache. The sharing increases the contention in cache and memory-to-chip bandwidth, further highlighting the...
Provided by College of William and Mary
-
White Papers
Combining Locality Analysis With Online Proactive Job Co-Scheduling in Chip Multiprocessors
October 20, 2009, 12:00am PDT
The shared-cache contention on Chip Multiprocessors causes performance degradation to applications and hurts system fairness. Many previously proposed solutions schedule programs according to...
Provided by College of William and Mary
-
White Papers
LU Decomposition On Cell Broadband Engine: An Empirical Study to Exploit Heterogeneous Chip Multiprocessors
June 12, 2010, 12:00am PDT
To meet the needs of high performance computing, the Cell Broadband Engine owns many features that differ from traditional processors, such as the large number of synergistic processor elements,...
Provided by College of William and Mary
-
White Papers
A Cross-Input Adaptive Framework for GPU Program Optimizations
June 10, 2009, 12:00am PDT
Recent years have seen a trend in using Graphic Processing Units (GPU) as accelerators for general-purpose computing. The inexpensive, single-chip, massively parallel architecture of GPU has...
Provided by College of William and Mary
-
White Papers
Cross-Input Learning and Discriminative Prediction in Evolvable Virtual Machines
January 2, 2009, 12:00am PST
Modern languages like Java and C# rely on dynamic optimizations in virtual machines for better performance. Current dynamic optimizations are reactive. Their performance is constrained by the...
Provided by College of William and Mary
-
White Papers
Speculation with Little Wasting: Saving Cost in Software Speculation through Transparent Learning
October 1, 2009, 12:00am PDT
Software speculation has shown promise in parallelizing programs with coarse-grained dynamic parallelism. However, most speculation systems use offline profiling for the selection of speculative...
Provided by College of William and Mary
-
White Papers
Adaptive Software Speculation for Enhancing the Cost-Efficiency of Behavior-Oriented Parallelization
June 19, 2008, 12:00am PDT
Recently, software speculation has shown promising results in parallelizing complex sequential programs by exploiting dynamic high-level parallelism. The speculation however is cost-inefficient....
Provided by College of William and Mary
-
White Papers
Exploration of the Influence of Program Inputs on CMP Co-Scheduling
May 15, 2008, 12:00am PDT
Recent studies have showed the effectiveness of job co-scheduling in alleviating shared-cache contention on Chip Multiprocessors. Although program inputs affect cache usage and thus cache...
Provided by College of William and Mary
-
White Papers
Adaptive Speculation in Behavior-Oriented Parallelization
February 5, 2008, 12:00am PST
Behavior-oriented parallelization is a technique for parallelizing complex sequential programs that have dynamic parallelism. Although the technique shows promising results, the software...
Provided by College of William and Mary
-
White Papers
Modeling Relations Between Inputs and Dynamic Behavior for General Programs
December 21, 2007, 12:00am PST
Program dynamic optimization, for being adaptive to runtime behavior changes, has become increasingly important for both performance and energy savings. However, most runtime optimizations often...
Provided by College of William and Mary
-
White Papers
Scalable Implementation of Efficient Locality Approximation
July 21, 2008, 12:00am PDT
As memory hierarchy becomes deeper and shared by more processors, locality increasingly determines system performance. As a rigorous and precise locality model, reuse distance has been used in...
Provided by College of William and Mary
-
Whitepapers
Quantitative Estimation of the Performance Delay with Propagation Effects in Disk Power Savings
September 4, 2012, 12:00am PDT
The biggest power consumer in data centers is the storage system. Coupled with the fact that disk drives are lowly utilized, disks offer great opportunities for power savings, but any power saving...
Provided by College of William and Mary
-
Whitepapers
Enhancing Data Locality for Dynamic Simulations Through Asynchronous Data Transformations and Adaptive Control
August 8, 2011, 12:00am PDT
Many dynamic simulation programs contain complex, irregular memory reference patterns, and require runtime optimizations to enhance data locality. Current approaches periodically stop the...
Provided by College of William and Mary
-
Whitepapers
Correctly Treating Synchronizations in Compiling Fine-Grained SPMD-Threaded Programs for CPU
August 8, 2011, 12:00am PDT
Automatic compilation for multiple types of devices is important, especially given the current trends towards heterogeneous computing. This paper concentrates on some issues in compiling...
Provided by College of William and Mary
-
Whitepapers
Fine-Grained Treatment to Synchronizations in GPU-to-CPU Translation
August 30, 2011, 12:00am PDT
GPU-to-CPU translation may extend Graphics Processing Units (GPU) programs executions to multi-/many-core CPUs, and hence enable cross-device task migration and promote whole-system synergy. This...
Provided by College of William and Mary
-
White Papers
Scalable Implementation of Efficient Locality Approximation
July 21, 2008, 12:00am PDT
As memory hierarchy becomes deeper and shared by more processors, locality increasingly determines system performance. As a rigorous and precise locality model, reuse distance has been used in...
Provided by College of William and Mary
-
White Papers
Modeling Relations Between Inputs and Dynamic Behavior for General Programs
December 21, 2007, 12:00am PST
Program dynamic optimization, for being adaptive to runtime behavior changes, has become increasingly important for both performance and energy savings. However, most runtime optimizations often...
Provided by College of William and Mary
-
White Papers
Adaptive Speculation in Behavior-Oriented Parallelization
February 5, 2008, 12:00am PST
Behavior-oriented parallelization is a technique for parallelizing complex sequential programs that have dynamic parallelism. Although the technique shows promising results, the software...
Provided by College of William and Mary
-
White Papers
Exploration of the Influence of Program Inputs on CMP Co-Scheduling
May 15, 2008, 12:00am PDT
Recent studies have showed the effectiveness of job co-scheduling in alleviating shared-cache contention on Chip Multiprocessors. Although program inputs affect cache usage and thus cache...
Provided by College of William and Mary
-
White Papers
Adaptive Software Speculation for Enhancing the Cost-Efficiency of Behavior-Oriented Parallelization
June 19, 2008, 12:00am PDT
Recently, software speculation has shown promising results in parallelizing complex sequential programs by exploiting dynamic high-level parallelism. The speculation however is cost-inefficient....
Provided by College of William and Mary
-
White Papers
Speculation with Little Wasting: Saving Cost in Software Speculation through Transparent Learning
October 1, 2009, 12:00am PDT
Software speculation has shown promise in parallelizing programs with coarse-grained dynamic parallelism. However, most speculation systems use offline profiling for the selection of speculative...
Provided by College of William and Mary
-
White Papers
Cross-Input Learning and Discriminative Prediction in Evolvable Virtual Machines
January 2, 2009, 12:00am PST
Modern languages like Java and C# rely on dynamic optimizations in virtual machines for better performance. Current dynamic optimizations are reactive. Their performance is constrained by the...
Provided by College of William and Mary
-
White Papers
A Cross-Input Adaptive Framework for GPU Program Optimizations
June 10, 2009, 12:00am PDT
Recent years have seen a trend in using Graphic Processing Units (GPU) as accelerators for general-purpose computing. The inexpensive, single-chip, massively parallel architecture of GPU has...
Provided by College of William and Mary
-
White Papers
LU Decomposition On Cell Broadband Engine: An Empirical Study to Exploit Heterogeneous Chip Multiprocessors
June 12, 2010, 12:00am PDT
To meet the needs of high performance computing, the Cell Broadband Engine owns many features that differ from traditional processors, such as the large number of synergistic processor elements,...
Provided by College of William and Mary
-
White Papers
Combining Locality Analysis With Online Proactive Job Co-Scheduling in Chip Multiprocessors
October 20, 2009, 12:00am PDT
The shared-cache contention on Chip Multiprocessors causes performance degradation to applications and hurts system fairness. Many previously proposed solutions schedule programs according to...
Provided by College of William and Mary
-
White Papers
Is Reuse Distance Applicable to Data Locality Analysis on Chip Multiprocessors?
January 5, 2010, 12:00am PST
On Chip Multi-Processors (CMP), it is common that multiple cores share certain levels of cache. The sharing increases the contention in cache and memory-to-chip bandwidth, further highlighting the...
Provided by College of William and Mary
-
White Papers
The Significance of CMP Cache Sharing on Contemporary Multithreaded Applications
February 23, 2011, 12:00am PST
Cache sharing on modern Chip Multi-Processors (CMP) reduces communication latency among co-running threads, but also causes inter-thread cache contention. Most previous studies on the influence of...
Provided by College of William and Mary
-
White Papers
BodyT2: Throughput and Time Delay Performance Assurance for Heterogeneous BSNs
January 14, 2011, 12:00am PST
Body Sensor Networks (BSNs) have been developed for a set of performance-critical applications, including smart healthcare, assisted living, emergency response, athletic performance evaluation,...
Provided by College of William and Mary
-
White Papers
Securing BGP Through Keychain-Based Signatures
June 22, 2007, 12:00am PDT
As the major component of Internet routing infrastructure, the Border Gateway Protocol (BGP) is vulnerable to malicious attacks. While Secure BGP (S-BGP) provides a comprehensive framework to...
Provided by College of William and Mary
-
White Papers
A Collaboration-Based Autonomous Reputation System for Email Services
December 23, 2009, 12:00am PST
This paper presents CARE, an autonomous email reputation system based on inter-domain collaboration. Within the framework of CARE, each domain independently builds its reputation database based on...
Provided by College of William and Mary
-
White Papers
An Effective Feedback-Driven Approach for Energy Saving in Battery Powered Systems
April 26, 2010, 12:00am PDT
Energy efficiency is essential to Battery-Powered (BP) mobile systems. However, existing energy efficiency techniques suffer from imbalance between system performance and power consumption. This...
Provided by College of William and Mary
-
White Papers
Secure Passwords Through Enhanced Hashing
August 28, 2009, 12:00am PDT
Passwords play a critical role in online authentication. Unfortunately, passwords suffer from two seemingly intractable problems: password cracking and password theft. In this paper, the authors...
Provided by College of William and Mary
-
White Papers
Swift: A Fast Dynamic Packet Filter
February 20, 2008, 12:00am PST
This paper presents Swift, a packet filter for high performance packet capture on commercial off-the-shelf hardware. The key features of Swift include extremely low filter update latency for...
Provided by College of William and Mary
-
White Papers
Design and Analysis Of Wave Sensing Scheduling Protocols for Object-Tracking Applications
January 1, 2011, 12:00am PST
Many sensor network applications demand tightly-bounded object detection quality. To meet such stringent requirements, the authors develop three sensing scheduling protocols to guarantee...
Provided by College of William and Mary
-
White Papers
Characterizing Insecure JavaScript Practices on the Web
April 24, 2009, 12:00am PDT
JavaScript is an interpreted programming language most often used for enhancing webpage interactivity and functionality. It has powerful capabilities to interact with webpage documents and browser...
Provided by College of William and Mary
-
White Papers
How to Monitor for Missing RFID Tags
March 3, 2008, 12:00am PST
As RFID tags become more widespread, new approaches for managing larger numbers of RFID tags will be needed. In this paper, the authors consider the problem of how to accurately and efficiently...
Provided by College of William and Mary
-
White Papers
Microsearch: When Search Engines Meet Small Devices
February 4, 2008, 12:00am PST
With the increasing popularity of RFID applications, different authentication schemes have been proposed to provide security and privacy protection to users. Most recent RFID protocols use a...
Provided by College of William and Mary
-
White Papers
WM-ECC: An Elliptic Curve Cryptography Suite on Sensor Motes
October 30, 2007, 12:00am PDT
Even though symmetric-key scheme, which has been investigated extensively for sensor networks, can fulfill many security requirements, public-key cryptography is more flexible and simple rendering...
Provided by College of William and Mary
-
White Papers
Privacy Protection for RFID-Based Tracking Systems
February 21, 2010, 12:00am PST
RFID technology is increasingly being deployed in ubiquitous computing environments for object tracking and localization. Existing tracking architecture usually assumes the use of a trusted server...
Provided by College of William and Mary
-
White Papers
Comparing Symmetric-Key and Public-Key Based Security Schemes in Sensor Networks: A Case Study of User Access Control
March 23, 2008, 12:00am PDT
While symmetric-key schemes are efficient in processing time for sensor networks, they generally require complicated key management, which may introduce large memory and communication overhead. On...
Provided by College of William and Mary
-
White Papers
BogusBiter: A Transparent Protection Against Phishing Attacks
December 28, 2009, 12:00am PST
Many anti-phishing mechanisms currently focus on helping users verify whether a web site is genuine. However, usability studies have demonstrated that prevention-based approaches alone fail to...
Provided by College of William and Mary
-
White Papers
Malware Detection and Analysis Via Layered Annotative Execution
August 1, 2009, 12:00am PDT
Malicious software (i.e., malware) has become a severe threat to interconnected computer systems for decades and has caused billions of dollars damages each year. A large volume of new malware...
Provided by College of William and Mary
-
White Papers
Anti-Phishing in Offense and Defense
September 25, 2008, 12:00am PDT
Many anti-phishing mechanisms currently focus on helping users verify whether a web site is genuine. However, usability studies have demonstrated that prevention-based approaches alone fail to...
Provided by College of William and Mary
-
White Papers
BodyQoS: Adaptive and Radio-Agnostic QoS for Body Sensor Networks
January 3, 2008, 12:00am PST
As wireless devices and sensors are increasingly deployed on people, researchers have begun to focus on wireless body-area networks. Applications of wireless body sensor networks include...
Provided by College of William and Mary
-
White Papers
EquiLoad: A Load Balancing Policy for Clustered Web Servers
January 1, 2008, 12:00am PST
This paper presents a new strategy for the allocation of requests in clustered web servers, based on the size distribution of the requested documents. This strategy, EquiLoad, manages to achieve a...
Provided by College of William and Mary
-
White Papers
Analytic Modeling of Load Balancing Policies for Tasks With Heavy-Tailed Distributions
January 1, 2008, 12:00am PST
This paper presents an analytic methodology for the exact analysis of load balancing policies in distributed multi-server system conditioned on the fact that the duration of arriving tasks is best...
Provided by College of William and Mary
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