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Colorado State University
(40 results)-
White Papers
A Hybrid Approach to Efficient Detection of Distributed Denial-of-Service Attacks
June 1, 2008, 12:00am PDT
An automated system for detecting network traffic anomalies caused by Denial-of-Service attacks is proposed. The system is designed as a two-stage architecture incorporating the change-point...
Provided by Colorado State University
-
White Papers
Machine Learning for Network Intrusion Detection
December 15, 2009, 12:00am PST
The field of network security has been growing by leaps and bounds over the past few decades. The laissez-faire attitude of the original network administrators has been replaced by an urgent and...
Provided by Colorado State University
-
White Papers
Applications of Genetic Algorithms to Malware Detection and Creation
December 16, 2009, 12:00am PST
This paper explores the application of genetic algorithms to a real-life issue, specifically malware. Malware, or "Malicious" software such as viruses, worms, Trojans, denial-of-service tools,...
Provided by Colorado State University
-
White Papers
Correlating Spam Activity With IP Address Characteristics
February 26, 2010, 12:00am PST
It is well known that spam bots mostly utilize compromised machines with certain address characteristics, such as dynamically allocated addresses, machines in specific geographic areas and IP...
Provided by Colorado State University
-
White Papers
Reserve Networks Based on Richness Hotspots and Representation Vary With Scale
January 4, 2008, 12:00am PST
While the importance of spatial scale in ecology is well established, few studies have investigated the impact of data grain on conservation planning outcomes. In this study, authors compared...
Provided by Colorado State University
-
White Papers
Analyzing Electroencephalograms Using Cloud Computing Techniques
October 12, 2010, 12:00am PDT
Brain Computer Interfaces (BCIs) allow users to interact with a computer via ElectroencEphaloGram (EEG) signals generated by their brain. The BCI application that the authors consider allows a...
Provided by Colorado State University
-
White Papers
Security Model Evaluation of 3G Wireless Networks
December 7, 2007, 12:00am PST
Second generation mobile phone networks (2G) are currently the most widely used wireless telephone networks in the world. While being an improvement over earlier analog systems, 2G security...
Provided by Colorado State University
-
White Papers
A Middleware Transparent Approach for Developing CORBA-Based Distributed Applications
January 1, 2010, 12:00am PST
Complex distributed applications are developed using a variety of middleware technologies. Design and evolution of an application and subsequent migration from one middleware technology to another...
Provided by Colorado State University
-
White Papers
An Aspect-Oriented Approach to Developing Middleware-Based Applications
January 1, 2010, 12:00am PST
Middleware technologies provide features such as connectivity and dependability e.g., security and fault tolerance services. A major challenge to software development organizations is the...
Provided by Colorado State University
-
White Papers
Using Schemas to Simplify Access Control for XML Documents
January 1, 2010, 12:00am PST
Organizations are increasingly using the eXtensible Markup Language (XML) for document representation and exchange on the Web. To protect an XML document from unauthorized access, authorizations...
Provided by Colorado State University
-
White Papers
Critical Review of Optimizing Network Virtualization in Xen
November 12, 2009, 12:00am PST
This paper describes a series of optimizations the authors performed on the Xen network IO subsystem. The original Xen virtualization architecture was introduced in. The idea of separate I/O...
Provided by Colorado State University
-
White Papers
Deploying and Monitoring DNS Security (DNSSEC)
September 25, 2009, 12:00am PDT
SecSpider is a DNSSEC monitoring system that helps identify operational errors in the DNSSEC deployment and discover unforeseen obstacles. It collects, verifies, and publishes the DNSSEC keys for...
Provided by Colorado State University
-
White Papers
Access Control Challenges for Cyber-Physical Systems
July 10, 2009, 12:00am PDT
With the growth of wireless networks and mobile devices, the authors are moving closer towards an era of Cyber Physical Systems (CPSs). Such systems have the potential to benefit numerous...
Provided by Colorado State University
-
White Papers
A New Approach to Random Access: Reliable Communication and Reliable Collision Detection
May 9, 2011, 12:00am PDT
This paper applies Information Theoretic analysis to packet-based random multiple access communication systems. A new channel coding approach is proposed for coding within each data packet with...
Provided by Colorado State University
-
White Papers
Asymmetric Information, Dynamic Information Production And Initial Public Offerings
January 2, 2008, 12:00am PST
This paper presents an information-theoretic model of IPO pricing in the presence of adverse selection and multiple trading periods. Initially investors produce information to reduce the...
Provided by Colorado State University
-
White Papers
Iterative Techniques for Maximizing Stochastic Robustness of a Static Resource Allocation in Periodic Sensor Driven Clusters
May 16, 2008, 12:00am PDT
This research investigates the problem of robust static resource allocation for distributed computing systems operating under imposed Quality of Service (QoS) constraints. Often, such systems are...
Provided by Colorado State University
-
White Papers
Using UML to Model Relational Database Operation
January 1, 2011, 12:00am PST
The Unified Modeling Language (UML) is being used as the de-facto standard in the software industry. With the adoption of UML 2.0, the new enhancements allow this version to describe many of the...
Provided by Colorado State University
-
White Papers
Using Low-Rate Flow Periodicities for Anomaly Detection: Extended
August 5, 2009, 12:00am PDT
As desktops and servers become more complicated, they employ an increasing amount of automatic, non-user initiated communication. Such communication can be good (OS updates, RSS feed readers, and...
Provided by Colorado State University
-
White Papers
Security Provisioning in Pervasive Environments Using Multi-Objective Optimization
July 3, 2008, 12:00am PDT
Pervasive computing applications involve information flow across multiple organizations. Thus, any security breach in an application can have far-reaching consequences. However, effective security...
Provided by Colorado State University
-
White Papers
Modeling in Software Engineering
February 16, 2009, 12:00am PST
The Modeling in Software Engineering (MiSE) workshop series provides a forum for discussing the challenges associated with modeling software and with incorporating modeling practices into the...
Provided by Colorado State University
-
Whitepapers
Clueless Nodes to Network-Cognizant Smart Nodes: Achieving Network Awareness in Wireless Sensor Networks
October 15, 2011, 12:00am PDT
A novel scheme is presented that allows individual nodes in sensor networks to achieve network/topology-awareness by listening to regular packets associated with applications. Nodes, initially...
Provided by Colorado State University
-
Whitepapers
Expressive Query Support for Multidimensional Data in Distributed Hash Tables
July 9, 2012, 12:00am PDT
The quantity and precision of geospatial and time series observational data being collected has increased in tandem with the steady expansion of processing and storage capabilities in modern...
Provided by Colorado State University
-
Whitepapers
Exploiting Geospatial and Chronological Characteristics in Data Streams to Enable Efficient Storage and Retrievals
July 27, 2012, 12:00am PDT
The authors describe the design of a high-throughput storage system, Galileo, for data streams generated in observational settings. To cope with data volumes, the shared nothing architecture in...
Provided by Colorado State University
-
Whitepapers
Towards Efficient Data Search and Subsetting of Large-Scale Atmospheric Datasets
November 20, 2010, 12:00am PST
Discovering the correct dataset in an efficient way is critical for effective simulations in atmospheric sciences. Compared to text-based web documents, many of the large scientific datasets...
Provided by Colorado State University
-
Whitepapers
Efficient Metadata Generation to Enable Interactive Data Discovery Over Large-Scale Scientific Data Collections
November 25, 2010, 12:00am PST
Discovering the correct dataset efficiently is critical for computations and effective simulations in scientific experiments. In contrast to searching web documents over the Internet, massive...
Provided by Colorado State University
-
Whitepapers
ANDaNA: Anonymous Named Data Networking Application
September 28, 2012, 12:00am PDT
Content-centric networking - also known as Information-Centric Networking (ICN) - shifts emphasis from hosts and interfaces (as in today's Internet) to data. Named data becomes addressable and...
Provided by Colorado State University
-
White Papers
RemoteDetection Of Bottleneck LinksUsing Spectral and Statistical Methods
September 26, 2008, 12:00am PDT
Persistently saturated links are abnormal conditions that indicate bottlenecks in Internet traffic. Network operators are interested in detecting such links for troubleshooting, to improve...
Provided by Colorado State University
-
White Papers
Analyzing the Aftermath of the McColo Shutdown
April 28, 2009, 12:00am PDT
This paper examines how spam behavior was impacted by the shutdown of Mc-Colo, a service provider known for its lax security enforcement. Since the shutdown, a variety of sources have reported...
Provided by Colorado State University
-
White Papers
Providing Support for Model Composition in Metamodels
July 30, 2007, 12:00am PDT
In Aspect-Oriented Modeling (AOM), a design is described using a set of design views. It is sometimes necessary to compose the views to obtain an integrated view that can be analyzed by tools....
Provided by Colorado State University
-
White Papers
Directives for Composing Aspect-Oriented Design Class Models
January 1, 2011, 12:00am PST
An aspect-oriented design model consists of a set of aspect models and a primary model. Each aspect model describes a feature that crosscuts elements in the primary model. Aspect and primary...
Provided by Colorado State University
-
White Papers
A Game Theoretical Data Replication Technique for Mobile Ad Hoc Networks
January 28, 2008, 12:00am PST
Adaptive replication of data items on servers of a mobile ad hoc network can alleviate access delays. The selection of data items and servers requires solving a constrained optimization problem,...
Provided by Colorado State University
-
White Papers
Performance of Random Routing on Grid-Based Sensor Networks
January 15, 2009, 12:00am PST
Random routing protocols in sensor networks forward packets to randomly selected neighbors. These packets are agents carrying information about events, or queries seeking such information. The...
Provided by Colorado State University
-
White Papers
A Peer-to-Peer Collaboration Framework for Multi-Sensor Data Fusion
February 1, 2008, 12:00am PST
A peer-to-peer collaboration framework for multi-sensor data fusion in resource-rich radar networks is presented. In the multi-sensor data fusion, data needs to be combined in such a manner that...
Provided by Colorado State University
-
White Papers
An Enhanced Top-Down Cluster and Cluster Tree Formation Algorithm for Wireless Sensor Networks
July 25, 2007, 12:00am PDT
Clustering is a key technique to simplify network management while enabling power conservation and reduced channel contention in large scale Wireless Sensor Networks. A hierarchy of clusters in...
Provided by Colorado State University
-
White Papers
On Characteristics and Modeling of P2P Resources With Correlated Static and Dynamic Attributes
December 1, 2011, 12:00am PST
Modeling and simulation of Peer-to-Peer (P2P) resources with correlated static and dynamic attributes is essential in application design, validation, and performance analysis. A novel mechanism is...
Provided by Colorado State University
-
White Papers
Anchor Selection and Topology Preserving Maps in WSNs - A Directional Virtual Coordinate Based Approach
October 1, 2011, 12:00am PDT
Virtual Coordinate Systems (VCS) characterize each node in a network by its hop distances to a subset of nodes called anchors. Performance of VCS based algorithms is highly sensitive to number of...
Provided by Colorado State University
-
White Papers
Geo-Logical Routing in Wireless Sensor Networks
June 1, 2011, 12:00am PDT
Geo-Logical Routing (GLR) is a novel technique that combines the advantages of geographic and logical routing to achieve higher routability at a lower cost. It uses topology domain coordinates,...
Provided by Colorado State University
-
White Papers
Extracting Baseline Patterns in Internet Traffic Using Robust Principal Components
August 26, 2011, 12:00am PDT
Robust Base-Line (RBL) is a formal technique for extracting the baseline of network traffic to capture the underlying traffic trend. A range of applications such as anomaly detection and load...
Provided by Colorado State University
-
White Papers
Exploiting Communities for Enhancing Lookup Performance in Structured P2P Systems
June 1, 2011, 12:00am PDT
Large Peer-To-Peer (P2P) systems for file transfer exhibit the presence of communities based on semantic, geographic, or organizational interests of users. Generally, resources commonly shared...
Provided by Colorado State University
-
Whitepapers
CSR: Convex Subspace Routing Protocol for Wireless Sensor Networks
July 28, 2009, 12:00am PDT
Virtual Coordinate based Routing (VCR) is a class of simple scalable routing schemes for sensor networks. VCR relies on coordinates based on the number of hops to a set of anchors, rather than on...
Provided by Colorado State University
-
Whitepapers
ANDaNA: Anonymous Named Data Networking Application
September 28, 2012, 12:00am PDT
Content-centric networking - also known as Information-Centric Networking (ICN) - shifts emphasis from hosts and interfaces (as in today's Internet) to data. Named data becomes addressable and...
Provided by Colorado State University
-
Whitepapers
Efficient Metadata Generation to Enable Interactive Data Discovery Over Large-Scale Scientific Data Collections
November 25, 2010, 12:00am PST
Discovering the correct dataset efficiently is critical for computations and effective simulations in scientific experiments. In contrast to searching web documents over the Internet, massive...
Provided by Colorado State University
-
Whitepapers
Towards Efficient Data Search and Subsetting of Large-Scale Atmospheric Datasets
November 20, 2010, 12:00am PST
Discovering the correct dataset in an efficient way is critical for effective simulations in atmospheric sciences. Compared to text-based web documents, many of the large scientific datasets...
Provided by Colorado State University
-
Whitepapers
Exploiting Geospatial and Chronological Characteristics in Data Streams to Enable Efficient Storage and Retrievals
July 27, 2012, 12:00am PDT
The authors describe the design of a high-throughput storage system, Galileo, for data streams generated in observational settings. To cope with data volumes, the shared nothing architecture in...
Provided by Colorado State University
-
Whitepapers
Expressive Query Support for Multidimensional Data in Distributed Hash Tables
July 9, 2012, 12:00am PDT
The quantity and precision of geospatial and time series observational data being collected has increased in tandem with the steady expansion of processing and storage capabilities in modern...
Provided by Colorado State University
-
Whitepapers
Clueless Nodes to Network-Cognizant Smart Nodes: Achieving Network Awareness in Wireless Sensor Networks
October 15, 2011, 12:00am PDT
A novel scheme is presented that allows individual nodes in sensor networks to achieve network/topology-awareness by listening to regular packets associated with applications. Nodes, initially...
Provided by Colorado State University
-
Whitepapers
CSR: Convex Subspace Routing Protocol for Wireless Sensor Networks
July 28, 2009, 12:00am PDT
Virtual Coordinate based Routing (VCR) is a class of simple scalable routing schemes for sensor networks. VCR relies on coordinates based on the number of hops to a set of anchors, rather than on...
Provided by Colorado State University
-
White Papers
Exploiting Communities for Enhancing Lookup Performance in Structured P2P Systems
June 1, 2011, 12:00am PDT
Large Peer-To-Peer (P2P) systems for file transfer exhibit the presence of communities based on semantic, geographic, or organizational interests of users. Generally, resources commonly shared...
Provided by Colorado State University
-
White Papers
Extracting Baseline Patterns in Internet Traffic Using Robust Principal Components
August 26, 2011, 12:00am PDT
Robust Base-Line (RBL) is a formal technique for extracting the baseline of network traffic to capture the underlying traffic trend. A range of applications such as anomaly detection and load...
Provided by Colorado State University
-
White Papers
Geo-Logical Routing in Wireless Sensor Networks
June 1, 2011, 12:00am PDT
Geo-Logical Routing (GLR) is a novel technique that combines the advantages of geographic and logical routing to achieve higher routability at a lower cost. It uses topology domain coordinates,...
Provided by Colorado State University
-
White Papers
Anchor Selection and Topology Preserving Maps in WSNs - A Directional Virtual Coordinate Based Approach
October 1, 2011, 12:00am PDT
Virtual Coordinate Systems (VCS) characterize each node in a network by its hop distances to a subset of nodes called anchors. Performance of VCS based algorithms is highly sensitive to number of...
Provided by Colorado State University
-
White Papers
On Characteristics and Modeling of P2P Resources With Correlated Static and Dynamic Attributes
December 1, 2011, 12:00am PST
Modeling and simulation of Peer-to-Peer (P2P) resources with correlated static and dynamic attributes is essential in application design, validation, and performance analysis. A novel mechanism is...
Provided by Colorado State University
-
White Papers
An Enhanced Top-Down Cluster and Cluster Tree Formation Algorithm for Wireless Sensor Networks
July 25, 2007, 12:00am PDT
Clustering is a key technique to simplify network management while enabling power conservation and reduced channel contention in large scale Wireless Sensor Networks. A hierarchy of clusters in...
Provided by Colorado State University
-
White Papers
A Peer-to-Peer Collaboration Framework for Multi-Sensor Data Fusion
February 1, 2008, 12:00am PST
A peer-to-peer collaboration framework for multi-sensor data fusion in resource-rich radar networks is presented. In the multi-sensor data fusion, data needs to be combined in such a manner that...
Provided by Colorado State University
-
White Papers
Performance of Random Routing on Grid-Based Sensor Networks
January 15, 2009, 12:00am PST
Random routing protocols in sensor networks forward packets to randomly selected neighbors. These packets are agents carrying information about events, or queries seeking such information. The...
Provided by Colorado State University
-
White Papers
A Game Theoretical Data Replication Technique for Mobile Ad Hoc Networks
January 28, 2008, 12:00am PST
Adaptive replication of data items on servers of a mobile ad hoc network can alleviate access delays. The selection of data items and servers requires solving a constrained optimization problem,...
Provided by Colorado State University
-
White Papers
Directives for Composing Aspect-Oriented Design Class Models
January 1, 2011, 12:00am PST
An aspect-oriented design model consists of a set of aspect models and a primary model. Each aspect model describes a feature that crosscuts elements in the primary model. Aspect and primary...
Provided by Colorado State University
-
White Papers
Providing Support for Model Composition in Metamodels
July 30, 2007, 12:00am PDT
In Aspect-Oriented Modeling (AOM), a design is described using a set of design views. It is sometimes necessary to compose the views to obtain an integrated view that can be analyzed by tools....
Provided by Colorado State University
-
White Papers
Analyzing the Aftermath of the McColo Shutdown
April 28, 2009, 12:00am PDT
This paper examines how spam behavior was impacted by the shutdown of Mc-Colo, a service provider known for its lax security enforcement. Since the shutdown, a variety of sources have reported...
Provided by Colorado State University
-
White Papers
RemoteDetection Of Bottleneck LinksUsing Spectral and Statistical Methods
September 26, 2008, 12:00am PDT
Persistently saturated links are abnormal conditions that indicate bottlenecks in Internet traffic. Network operators are interested in detecting such links for troubleshooting, to improve...
Provided by Colorado State University
-
White Papers
Modeling in Software Engineering
February 16, 2009, 12:00am PST
The Modeling in Software Engineering (MiSE) workshop series provides a forum for discussing the challenges associated with modeling software and with incorporating modeling practices into the...
Provided by Colorado State University
-
White Papers
Security Provisioning in Pervasive Environments Using Multi-Objective Optimization
July 3, 2008, 12:00am PDT
Pervasive computing applications involve information flow across multiple organizations. Thus, any security breach in an application can have far-reaching consequences. However, effective security...
Provided by Colorado State University
-
White Papers
Using Low-Rate Flow Periodicities for Anomaly Detection: Extended
August 5, 2009, 12:00am PDT
As desktops and servers become more complicated, they employ an increasing amount of automatic, non-user initiated communication. Such communication can be good (OS updates, RSS feed readers, and...
Provided by Colorado State University
-
White Papers
Using UML to Model Relational Database Operation
January 1, 2011, 12:00am PST
The Unified Modeling Language (UML) is being used as the de-facto standard in the software industry. With the adoption of UML 2.0, the new enhancements allow this version to describe many of the...
Provided by Colorado State University
-
White Papers
Iterative Techniques for Maximizing Stochastic Robustness of a Static Resource Allocation in Periodic Sensor Driven Clusters
May 16, 2008, 12:00am PDT
This research investigates the problem of robust static resource allocation for distributed computing systems operating under imposed Quality of Service (QoS) constraints. Often, such systems are...
Provided by Colorado State University
-
White Papers
Asymmetric Information, Dynamic Information Production And Initial Public Offerings
January 2, 2008, 12:00am PST
This paper presents an information-theoretic model of IPO pricing in the presence of adverse selection and multiple trading periods. Initially investors produce information to reduce the...
Provided by Colorado State University
-
White Papers
A New Approach to Random Access: Reliable Communication and Reliable Collision Detection
May 9, 2011, 12:00am PDT
This paper applies Information Theoretic analysis to packet-based random multiple access communication systems. A new channel coding approach is proposed for coding within each data packet with...
Provided by Colorado State University
-
White Papers
Access Control Challenges for Cyber-Physical Systems
July 10, 2009, 12:00am PDT
With the growth of wireless networks and mobile devices, the authors are moving closer towards an era of Cyber Physical Systems (CPSs). Such systems have the potential to benefit numerous...
Provided by Colorado State University
-
White Papers
Deploying and Monitoring DNS Security (DNSSEC)
September 25, 2009, 12:00am PDT
SecSpider is a DNSSEC monitoring system that helps identify operational errors in the DNSSEC deployment and discover unforeseen obstacles. It collects, verifies, and publishes the DNSSEC keys for...
Provided by Colorado State University
-
White Papers
Critical Review of Optimizing Network Virtualization in Xen
November 12, 2009, 12:00am PST
This paper describes a series of optimizations the authors performed on the Xen network IO subsystem. The original Xen virtualization architecture was introduced in. The idea of separate I/O...
Provided by Colorado State University
-
White Papers
Using Schemas to Simplify Access Control for XML Documents
January 1, 2010, 12:00am PST
Organizations are increasingly using the eXtensible Markup Language (XML) for document representation and exchange on the Web. To protect an XML document from unauthorized access, authorizations...
Provided by Colorado State University
-
White Papers
An Aspect-Oriented Approach to Developing Middleware-Based Applications
January 1, 2010, 12:00am PST
Middleware technologies provide features such as connectivity and dependability e.g., security and fault tolerance services. A major challenge to software development organizations is the...
Provided by Colorado State University
-
White Papers
A Middleware Transparent Approach for Developing CORBA-Based Distributed Applications
January 1, 2010, 12:00am PST
Complex distributed applications are developed using a variety of middleware technologies. Design and evolution of an application and subsequent migration from one middleware technology to another...
Provided by Colorado State University
-
White Papers
Security Model Evaluation of 3G Wireless Networks
December 7, 2007, 12:00am PST
Second generation mobile phone networks (2G) are currently the most widely used wireless telephone networks in the world. While being an improvement over earlier analog systems, 2G security...
Provided by Colorado State University
-
White Papers
Analyzing Electroencephalograms Using Cloud Computing Techniques
October 12, 2010, 12:00am PDT
Brain Computer Interfaces (BCIs) allow users to interact with a computer via ElectroencEphaloGram (EEG) signals generated by their brain. The BCI application that the authors consider allows a...
Provided by Colorado State University
-
White Papers
Reserve Networks Based on Richness Hotspots and Representation Vary With Scale
January 4, 2008, 12:00am PST
While the importance of spatial scale in ecology is well established, few studies have investigated the impact of data grain on conservation planning outcomes. In this study, authors compared...
Provided by Colorado State University
-
White Papers
Correlating Spam Activity With IP Address Characteristics
February 26, 2010, 12:00am PST
It is well known that spam bots mostly utilize compromised machines with certain address characteristics, such as dynamically allocated addresses, machines in specific geographic areas and IP...
Provided by Colorado State University
-
White Papers
Applications of Genetic Algorithms to Malware Detection and Creation
December 16, 2009, 12:00am PST
This paper explores the application of genetic algorithms to a real-life issue, specifically malware. Malware, or "Malicious" software such as viruses, worms, Trojans, denial-of-service tools,...
Provided by Colorado State University
-
White Papers
Machine Learning for Network Intrusion Detection
December 15, 2009, 12:00am PST
The field of network security has been growing by leaps and bounds over the past few decades. The laissez-faire attitude of the original network administrators has been replaced by an urgent and...
Provided by Colorado State University
-
White Papers
A Hybrid Approach to Efficient Detection of Distributed Denial-of-Service Attacks
June 1, 2008, 12:00am PDT
An automated system for detecting network traffic anomalies caused by Denial-of-Service attacks is proposed. The system is designed as a two-stage architecture incorporating the change-point...
Provided by Colorado State University
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