2019

N. Vlajic, M. Chowdhury, M. Litoiu
IP Spoofing In and Out of the Public Cloud: Form Policy to Practice
MDPI Computers  Journal, 8(4), 81, November 2019.

P. Madani, N. Vlajic
Near-optimal Evasion of Randomized Convex-inducing Classifiers in Adversarial Environments
14th International Conference on Availability, Reliability and Security (ARES 2019), FARES Workshop, Canterbury, UK, August 2019.

M. Chowdhury, N. Vlajic
IP Spoofing in the Cloud: An Experimental Study
IEEE Conference on Computer and Network Security (IEEE CNS), Washington, D.C., USA, June 2019.



2018

N. Vlajic, M. El Masri, G. M. Riva, D. Doran, M. Barry
Online Tracking of Kids and Teens by Means of Invisible Images: COPPA vs. GDPR
 ACM CCS Workshop on Multimedia Privacy and Security (ACM CCS 2018), Toronto, Canada, October 2018.

Z. Matthews, N. Vlajic
Can Browser Add-Ons Protect Your Children from Online Tracking?
25th ACM Conference on Computer and Communications Security (ACM CCS 2018), Toronto, Canada, October 2018.

N. Vlajic, D. Zhou, J. Tung
IoT Cameras and DVRs as DDoS Reflectors: Pros and Cons from Hacker's Perspective
3rd IEEE International IoT/CPS-Security Workshop, IEEE International Conference on Industrial Internet (IEEE ICII 2018), Bellevue, WA, USA, October 2018 (to be held).

N. Vlajic, P. Madani, E. Nguyen
Clickstream Tracking of TOR Users: May Be Easier Than You Think
Journal of Cyber Security Technology, September 2018.

N. Vlajic, D. Zhou
IoT as a Land of Opportunity for DDoS Hackers
IEEE Computer Magazine, Volume 51, Number 7, pp. 26-34, July 2018.


N. Vlajic, S. N. W. Chow, X. Charles
Malwareless Web-Analytics Pollution (MWAP): A Very Simple Yet Invincible Attack
Workshop on Business Analytics in Practice and Applied Research (BAPAR 2018) in the 20th IEEE International Conference on Business Informatics (IEEE CBI 2018), Vienna, Austria, July 2018.

N. Vlajic, M. El Masri
Online Tracking of Kids and Teens: Gaming Sites Not as Bad as Others
39th IEEE Symposium on Security and Privacy (IEEE S&P), San Francisco, CA, USA, May 2018.

P. Madani, N. Vlajic
Robustness of Deep Autoencoder in Intrusion Detection Under Adversarial Contamination (Best Paper Award)
Hot Topics in the Science of Security (HoTSoS 2018), Raleigh, North Carolina, April 2018.


2017

N. Vlajic, X. Y. Shi, H. Roumani, P. Madani
Rethinking the Use of Resource Hints in HTML5: Is Faster Always Better!?
Journal of Cyber Security and Mobility, pp. 195-226, Vol 6, Issue 2, December 2017.

N. Vlajic, P. Madani
Anonymity of TOR Users Demystified
IEEE 2017 Symposium on Cyber Warfare, Cyber Defense, and Cyber Security (IEEE CSCI-ISCW), Las Vegas, NV, December 2017.

M. El Masri, N. Vlajic
Current State of Client-side Extensions Aimed at Protecting Against CSRF-like Attacks
IEEE Conference on Computer and Network Security (IEEE CNS), Las Vegas, NV, USA, October 2017.

N. Vlajic, X. Y. Shi, H. Roumani, P. Madani
Resource Hints in HTML5: A New Pandora's Box of Security Nightmares
12th International Conference on Availability, Reliability and Security (ARES 2017), IWCC Workshop, Reggio Calabria, Italy, August 2017.

N. Vlajic, X. Y. Shi, H. Roumani
Is That Your Browser Turning Against You?
12th International Conference on Cyber Warfare and Security (ICCWS), Dayton, Ohio, USA, March 2017.



2016

P. Madani, N. Vlajic
Towards Sequencing Malicious System Calls
IEEE Conference on Computer and Network Security (IEEE CNS), Philadelphia, PA, USA, October 2016.



2015

Y. Yang, N. Vlajic, U. T. Nguyen
Next Generation of Impersonator Bots: Mimicking Human Browsing on Previously Unvisited Sites
IEEE Conference on Cyber Security and Cloud Computing (IEEE CSCloud 2015), New York, NY, USA, November 2015.

Y. Yang, N. Vlajic, U. T. Nguyen
Web Bots that Mimic Human Browsing Behavior on Previously Unvisited Web-Sites
IEEE Conference on Communications and Network Security (IEEE CNS 2015), Florence, Italy, September 2015.



2014

N. Vlajic, A. Slopek
Web Bugs in the Cloud: Feasibility Study of a New Form of EDoS Attack
IEEE Globecom Workshop on Cloud Computing Systems, Networks and Applications (IEEE Globecom CCSNA 2014), Austin, TX, USA, December 2014.

D. Stevanovic, N. Vlajic
Next Generation Application-Layer DDoS Defences: Applying the Concept of Outlier Detection in Data Streams with Concept Drift
IEEE International Conference on Machine Learning and Application (IEEE ICMLA 2014), Detroit, MI, USA, December 2014.

N. Vlajic, A. Slopek
Performance and Economics of Bot-less Application-Layer DDoS Attacks
9th IEEE International Conference for Internet Technology and Secured Transactions (ICITST 2014), London, UK, December 2014.

D. Stevanovic, N. Vlajic
Application-Layer DDoS in Dynamic Web-Domains: Building Defenses against Next-Generation Attack Behavior
IEEE Conference on Communications and Network Security (IEEE CNS 2014), San Francisco, CA, USA, October 2014.

A. Slopek, N. Vlajic
Economic Denial of Sustainability (EDoS) Attack in the Cloud using Web-bugs
17th International Symposium on Research in Attacks, Intrusions and Defenses (RAID 2014), Gothenburg, Sweden , September 2014.



2013

M. Marquez-Andrade, H. Roumani, N. Vlajic
CSRF and Big Data: Rethinking Cross Site Request Forgery in Light of Big Data
Book Chapter in Emerging Trends in Information and Communication Technologies Security, pp. 315-334, Elsevier (Morgan Kaufmann), 2013.


D. Stevanovic, N. Vlajic
An Integrated Approach to Defence Against Degrading Application-Layer DDoS Attacks
 12th International Conference on Security and Management (SAM 2013), Las Vegas, USA, July 2013.

M. Andrade, N. Vlajic
Dirt Jumper: A New and Fast Evolving Botnet-for-DDoS
International Journal of Intelligent Computing Research (IJICR), pp. 316-322, Volume 4, Issue 2, June 2013.


D. Stevanovic, N. Vlajic, A. An
Detection of Malicious and Non-malicious Website Visitors Using Unsupervised Neural Network Learning
Elsevier Applied Soft Computing Journal, pp. 698-708, Volume 13, Issue 1, January 2013.

D. Drinfeld, N. Vlajic, D. Stevanovic
Bots for Flash-Crowd DDoS that Mimic Human Behavior: Are We There Yet?
Accepted for publication in InderScience International Journal of Internet Technology and Secured Transactions (IJITST).


2012

D. Stevanovic, A. An, N. Vlajic
Feature Evaluation for Web Crawler Detection with Data Mining Techniques
Elsevier Expert Systems With Applications Journal, pp. 8707-8717, Volume 39, Issue 10, August 2012.

N. Vlajic, M. Andrade, U. T. Nguyen
The Role of DNS TTL Values in Potential DDoS Attacks: What Do the Major Banks Know About It?
3rd International Conference on Ambient Systems, Networks and Technologies (ANT 2012), Niagara Falls, Canada, August 2012.

D. Drinfeld, N. Vlajic
Smart Crawlers for Flash-Crowd DDoS: The Attacker's Perspective
IEEE World Congress on Internet Security (WorldCIS 2012), Guelph, Canada, June 2012.

A. Naumov, N. Vlajic, H. Roumani
VLUS: Visual Location-Based URL Screening Tool for Improved WWW Security
IEEE World Congress on Internet Security (WorldCIS 2012), Guelph, Canada, June 2012.

M. Andrade, N. Vlajic
Dirt Jumper: A Key Player in Today's Botnet-for-DDoS Market
IEEE World Congress on Internet Security (WorldCIS 2012), Guelph, Canada, June 2012.

A. Naumov, N. Vlajic, H. Roumani
GeoTracking of Web Page Sources: A Defence Against Drive-by-Download Attacks
International Journal of Internet Technology and Secured Transactions, pp. 312-326, Volume 4, Issue 4, May 2012.

N. Vlajic, G. Spanogiannopoulos, D. Stevanovic
Data Streaming in ZigBee WSNs: Simple Steps to Optimize Network Performance
IEEE Radio and Wireless Week (IEEE RWW 2012), Santa Clara, CA, USA, January 2012.


2011

N. Vlajic, U. T. Nguyen
DNS TTL Values as Potent Allies of DDoS Attackers
27th  Annual Computer Security Application Conference (ACSAC 2011), Orlando, Florida, USA, December 2011.

D. Stevanovic, N. Vlajic, A. An
Unsupervised Clustering of Web Sessions to Detect Malicious and Non-malicious Website Users
2nd International Conference on Ambient Systems, Networks and Technologies (ANT 2011), Niagara Falls, Canada, September 2011, pp. 123 - 131.

D. Stevanovic, A. An, N. Vlajic
Detecting Web Crawlers from Web Server Access Logs with Data Mining Classifiers
19th International Symposium on Methodologies for intelligent Systems (ISMIS 2011), Warsaw, Poland, June 2011, pp. 483 - 389.

N. Vlajic, D. Stevanovic, G. Spanogiannopoulos
Strategies for Improving Performance of IEEE 802.15.4/ZigBee WSNs with Path-Constrained Mobile Sink(s)
Elsevier Computer Communications Journal, pp. 743-757, Volume 34, Issue 6, May 2011.



2010

N. Vlajic, D. Stevanovic, G. Spanogiannopoulos
Sink Mobility in Wireless Sensor Networks: From Theory to Practice
Book Chapter in "
Handbook of Research on Developments and Trends in Wireless Sensor Networks: From Principle to Practice", pp. 371-403, IGI Global (2010). 


2009

N. Vlajic, N. Moniz, M. Portnoy
Self-Healing Wireless Sensor Networks

Book Chapter in "
Cooperative Wireless Communications", pp. 475-503, CRC Press, Taylor&Francis Group (2009).

G. Spanogiannopoulos, N. Vlajic, D. Stevanovic
A Simulation-Based Performace Analysis of Various Multipath Routing Techniques in ZigBee Sensor Networks
1st International Conference on Ad Hoc Networks (ADHOCNETS 2009), Niagara Falls, Canada, September 2009, pp. 300 - 315.

N. Vlajic, D. Stevanovic
Sink mobility in wireless sensor networks: A (mis)match between theory and practice
5th ACM International Wireless Communications and Mobile Computing Conference (IWCMC 2009), Leipzig, Germany, June 2009, pp. 386-393.

N. Vlajic, D. Stevanovic
Performance Analysis of ZigBee-based Wireless Sensor Networks with Path-Constrained Mobile Sink(s)
IARIA (IEEE co-sponsored) 3rd International Conference on Sensor Technologies and Applications (SENSORCOMM 2009), Athens, Greece, June 2009, pp. 61-68.

N. Vlajic, D. Stevanovic
Sink Mobility in Wireless Sensor Networks: When Theory Meets Reality
IEEE Sarnoff Symposium 2009, Princeton, New Jersey, March 2009, Digital Object Identifier 10.1109/SARNOF.2009.4850301.



2008

D. Stevanovic, N. Vlajic
Performance of IEEE 802.15.4 in Wireless Sensor Networks with a Mobile Sink Implementing Various Mobility Strategies
IEEE International Workshop on Performance and Management of Wireless and Mobile Networks (IEEE P2MNET), part of IEEE LCN, Montreal, Canada, October 2008, pp. 680-688.

N. Vlajic, N. Moniz, M. Portnoy
Combating routing holes by means of mobile nodes: Should energy really matter!?
IEEE Radio and Wireless Symposium (IEEE RWS 2008), Orlando, FL, USA, January 2008, pp. 835-838.



2007

D. Xia and N. Vlajic
Comprehensive Study of Node Clustering in Wireless Sensor Networks for Environment Monitoring
Ad Hoc & Sensor Wireless Networks Journal, Old City Publishing, pp. 199-228, Volume 4, Number 3, 2007.

N. Vlajic, N. Moniz
Combating Routing Holes by Means of Mobile Nodes: Results That May Surprise
IEEE Globecom 2007, Workshop on Distributed Autonomous Network Management Systems (IEEE DANMS), Washington, DC, USA, November 2007, Digital Object Identifier 10.1109/GLOCOMW.2007.4437830 (page(s): 1-6).

D. Xia and N. Vlajic
Near-optimal Node Clustering in Wireless Sensor Networks for Environment Monitoring  (Nokia Best Student Paper Award)
The IEEE 21st International Conference on Advanced Information Networking and Applications (IEEE AINA-07), Niagara Falls, Canada, May 2007, pp. 632-641.

M. Portnoy and N. Vlajic
Combating Routing Microholes in Hybrid Wireless Sensor Networks
The 7th IASTED International Conference on Wireless and Optical Communications, Montreal, Canada, May 2007, pp. 565-572.


2006

N. Vlajic and D. Xia
Wireless Sensor Networks: To Cluster or Not To Cluster?
IEEE International Symposium on a World of Wireless Mobile and Multimedia Networks (IEEE WoWMoM 2006), Niagara-Falls, Buffalo-NY, USA, June 2006, pp. 258-286.
 
D. Xia and N. Vlajic
Near-Optimal Node Clustering in Wireless Sensor Networks for Environment Monitoring: Preliminary Results
IEEE Canadian Conference on Electrical and Computer Engineering (IEEE CCECE 06), Ottawa, Canada, May 2006, pp. 1825-1829.
 
T. Xue and N. Vlajic
Analytical and Simulation Based Evaluaton of Wireless-to-Wireline TCP-SYN Attacks
IEEE Canadian Conference on Electrical and Computer Engineering (IEEE CCECE 06), Ottawa, Canada, May 2006, pp. 746-749.


2004

N. Vlajic, C. D. Charalambous, D. Makrakis
Performance Aspects of Data Broadcast in Wireless Networks with User Retrials
IEEE/ACM Transactions on Networking, pp. 620-633, Volume 12, Issue: 4, August 2004.



2003

N. Vlajic, C. D. Charalambous, D. Makrakis
Wireless Data Broadcast in Systems of Hierarchical Cellular Organization
IEEE International Conference on Communications (IEEE ICC 2003), Anchorage, Alaska, USA, May 2003, pp. 1863-1869.
 
N. Vlajic, C. D. Charalambous, D. Makrakis
TDM- vs. FDM- Based Broadcast Scheduling in Wireless Systems with User Retrials
IEEE Canadian Conference on Electrical and Computer Engineering (IEEE CCECE'03), Montreal, Canada, May 2003, pp. 1811-1814.
 
L. Wang, C. D. Charalambous, D. Makrakis, N. Vlajic
Data Broadcasting in Ad-Hoc Networks of Pervasive Devices: Modeling and Simulations
IEEE Canadian Conference on Electrical and Computer Engineering (IEEE CCECE'03), Montreal, Canada, May 2003, pp. 951-954.



2002

N. Vlajic, C. D. Charalambous, D. Makrakis
Networks of Pervasive Devices: Fast CPU Conserving Algorithm for Optimal Broadcast Scheduling Scheme Estimation
IEEE Canadian Conference on Electrical and Computer Engineering (IEEE CCECE'02), Winnipeg, Canada, May 2002, pp. 1392-1399.
 
N. Vlajic, C. D. Charalambous, D. Makrakis
Generalized Wireless Data Broadcast System Analysis: Multiobjective Performance Measures
IASTED International Multi-Conference on Applied Informatics (IASTED AI 2002), Innsbruck, Austria, February 2002, pp. 351-358.


2001

N. Vlajic and H. C. Card
Vector Quantization of Images using Modified Adaptive Resonance Algorithm for Hierarchical Clustering
IEEE Transactions on Neural Networks, pp. 1147–1162, Volume: 12, Issue: 5 , September 2001.

N. Vlajic, D. Makrakis, C. D. Charalambous
Near Optimal Wireless Data Broadcasting Based on an Unsupervised Neural Network Learning Algorithm
International Joint INNS-IEEE Conference on Neural Networks (INNS-IEEE IJCNN 2001), Washington DC, USA, July 2001, pp. 715-720.
 
N. Vlajic, C. D. Charalambous, D. Makrakis
Wireless Broadcast Data Scheduling in Environment with Re-attempt Users: Optimization through Intelligent Feedback Monitoring
IEEE International Conference on Third Generation Wireless and Beyond, San Francisco, USA, May 2001, pp. 372-379.



2000

N. Vlajic, H. C. Card, T. Kunz
Image compression for wireless World Wide Web browsing: a neural network approach
IEEE-INNS-ENNS International Joint Conference on Neural Networks (IEEE-INNS-ENNS IJCNN 2000), Como, Italy, July 2000, pp. 169-176.


1999

N. Vlajic and H. C. Card
Categorizing Web Pages on the Subject of Neural Networks
Elsevier Journal of Network and Computer Applications, pp. 91-105, Volume: 21, Issue: 2, April 1999.

N. Vlajic and H. C. Card
An adaptive neural network approach to hypertext clustering
IEEE-INNS-ENNS International Joint Conference on Neural Networks (IEEE-INNS-ENNS IJCNN 1999), Washington DC, USA, July 1999, pp. 3722-3726.
 
N. Vlajic and H. C. Card
Adaptive Algorithms for Hypertext Clustering
International Conference on Computational Intelligence for Modeling Control and Automation (CIMCA'99), Vienna, Austria, February 1999, pp. 142-148.



1998

N. Vlajic and H. C. Card
Categorizing Web Pages using modified ART
IEEE 1998 Canadian Conference on Electrical and Computer Engineering (IEEE CCECE’98), Waterloo, Canada, May 1998, pp. 313-316.