Loai Tawalbeh

Associate Professor
Office Location:STEM 211H
Phone: 210-784-2369
Email: ltawalbeh@tamusa.edu
Lo'ai Tawalbeh Bio
Lo'ai Tawalbeh CV

Loai Tawalbeh headshot

Dr Lo’ai Tawalbeh (IEEE SM) completed his PhD degree in Electrical & Computer Engineering from Oregon State University in 2004, and MSc  in 2002 from the same university with GPA 4/4. Dr. Tawalbeh  is currently an Associate professor at the department of Computing and Cyber Security at Texas A&M University-San Antonio. Before that he was a visiting researcher at University of California-Santa Barbra.  Since 2005 he taught/developed more than 25 courses in different disciplines of computer engineering and science with focus on cyber security for the undergraduate/graduate programs at: NewYork Institute of Technology (NYIT), DePaul’s University, and Jordan University of Science and Technology.  Dr. Tawalbeh won many research grants and awards with over than 2 Million USD. He has over 80 research publications in refereed international Journals and conferences.

Research Interests

Courses Taught

  • Cyber Security

  • Lightweight cryptography

  • ECC and Secure Implementations

  • Mobile Cloud Computing

  • CPS security.

  • Computer Forensics

  • Information Policy Assurance

  • Computer Architecture

Funded research projects and awards


  • (312,760 $) May 2014, Co-I. “ A Novel Framework for Secure Cryptosystems against Side Channel Attacks”. Supported King AbdulAziz City for Science and Technology (KACST),KSA.
  • (421,253 $ ) January 2015. (PI). “New and Efficient Mobile Cloud Computing Model based on Cloudlet Concept for Intensive Computer Vision and RFID Applications”. Supported by National Science and Technology Innovation Plan (NSTIP)- KSA.
  • (362,570 $) October 2014. (PI), “Promoting Energy as a First Class Metric in Network Simulations”. 
  • (334,118 $) Sept. 2015, Co-I. “CoreSense: A Generic Wireless Sensor Network Platform with Application of Effective Evacuation in Arafat Area of Makkah”.
  • (29,041 $) November 2013.(PI), “A University Secure Cloudlet-based Mobile Cloud Computing Model”. Deanship of scientific research, Umm AlQura University, KSA
  • (31,538 $) Jan. 2016. (PI),” A Mobile Healthcare Cloud for Saudi Arabia”. Deanship of scientific research, Umm AlQura University, KSA.
  • (80,391 $) June 2010, (PI), “Efficient Cryptographic Processor for Internet and Wireless Security Based on Elliptic Curve Cryptography”. Ministry of High Education-Jordan.
  • (300,000$) Jan. 2002, Co-I, National Science Foundation (NSF) grant CCR-0093434- "Computer Arithmetic Algorithms and Scalable Hardware Designs for Cryptographic Applications", Research Assistant Scholarship, Oregon State University, USA, 2002-2004.
  • (94,000$) -2001: National Scholarship from Jordan Government to get Master and PhD degrees at Oregon State University, Corvallis, Oregon, USA.


Journal Articles:

  1. Benkhelifa, , L. A. Tawalbeh, Y. Jararweh. ”Automated Negotiated User-Profiling Across Distributed Social Mobile-Clouds for Resource Optimisation". In the Concurrency and Computation: Practice and Experience. (IF=1.13), Feb. 2018. DOI: 10.1002/cpe.4349. Wiley.
  2. A. Tawalbeh and H. Tawalbeh “Ch 12: Lightweight crypto and security”. Book title: Security and Privacy in Cyber-Physical Systems: Foundations and Application. Editors: Houbing Song, Glenn A. Fink, Sabina Jeschke, and Gilad L. Rosner. Wiley Publisher, pp 243-281, Oct.  2017. Book Chapter. https://doi.org/10.1002/9781119226079.ch12.
  3. A. Tawalbeh, R. Mehmood, E. Benkhelifa, and H. Song. "Mobile Cloud Computing Model and Big Data Analysis for Healthcare Applications." IEEE Access Journal. (IF=3.24), Vol 4, pp 6171-6180, Sept 2016.
  4. Jararweh, M. Al-Ayyoub, M. Al-Quraan, L. A. Tawalbeh and E. Benkhelifa. “ Delay-Aware Power Optimization Model for Mobile Edge Computing Systems”. In the Personal and Ubiquitous Computing Journal, (IF=1.92), Vol 22, Issue 121, pp 1-11.June 2017.
  5. A. Tawalbeh, A. Basalamah, R. Mehmood, and H. Tawalbeh. “Greener and Smarter Phones for Future Cities: Characterizing the Impact of GPS Signal Strength on Power Consumption". IEEE Access Journal. (IF=3.24). Vol 4, pp-858-868. March 2016.
  6. Jararweh, H. B. Salameh, A. Trainin, L. A. Tawalbeh, and H. Song.“Anomaly-based Framework for Detecting Dynamic Spectrum Access Attacks in Cognitive Radio Networks”. Telecommunication Systems, Springer. (IF=1.54). (65), (2), pp.217-229, Accepted May 2017
  7. Benkhelifa, T. Welsh, L. A. Tawalbeh, Y. Jararweh and A. Basalamah. "Energy Optimization for Mobile Device Power Consumption: A Survey and a Unified View of Modeling for a Comprehensive Network Simulation". Mobile Networks and Applications (IF=3.25), Springer, Vol 21, No. 4, pp 575-588.  August, 2016.
  8. Jararweh, A. Darabseh, L. A. Tawalbeh, M. Al-Ayyoub, and H. Song. “Software Defined Systems Support for Secure Cloud Computing based on Data Classification”. Annals of  Telecommunications. (IF=1.41), Vol 71, No. 11, pp 1-11, Nov.  2016. Springer
  9. Benkhelifa, B. Thomas, Y. Jararweh, L. A. Tawalbeh, ” Framework and a Process for Digital Forensic Analysis on Smart Phones with Multiple Data Logs”. (IJES), (9) (6),  2017. In press.
  10. Tawalbeh, S. Hashish, L. A. Tawalbeh and A. Aldairi. “Security in Wireless Sensor Networks Using Lightweight Cryptography”. Journal of Information Assurance and Security. Vol (12), Issue 4,  pp. 118 – 123. Dynamic Publishers, USA, 2017.  
  11. A. Tawalbeh, F. Ababneh, Y. Jararweh, F. Dosari. “Trust Delegation based Secure Mobile Cloud Computing Framework”. Int. J. of Information and Computer Security,Vol (8) (3), July 2016.
  12. Bahwaireth, L. A. Tawalbeh, E. Benkhelifa, Y. Jararweh and M. Tawalbeh. “Experimental Comparison of Simulation Tools for Efficient Cloud and Mobile Cloud Computing Applications”.  EURASIP Journal on Information Security. Vol 15.  June 2016.
  13. A. Tawalbeh, Y. Haddad, O. Khamis, E. Benkhelifa Y. Jararweh, and F. AlDosari, “Efficient and Secure Software-Defined Mobile Cloud Computing Infrastructure”. Int. J. of High Performance Computing and Networking. Vol 9, No. 4, pp 328-341,  Jan 2016. 
  14. A. Tawalbeh, Y. Jararweh, F. Ababneh and F. Dosari. “Large Scale Cloudlets Deployment for Efficient Mobile Cloud Computing”. Journal of Networks. Vol 10, No 1, 70-76, Feb 2015.
  15. Jararweha, H. Ababneh, M. Alhammouri, and L. A. Tawalbeh. Energy Efficient Multi-Level Network Resources Management in Cloud Computing Data Centers. J of Networks.10(5)May 2015.
  16. Jararweh, , O. Al-Sharqawi, N. Abdulla, L. A. Tawalbeh, M. Alhammouri . “High-Throughput Encryption for Cloud Computing Storage System”. Int. J. of Cloud Applications and Computing, IGI Global, USA, Vol 4 No 2, Sept. 2014.
  17. A. Tawalbeh, M. Mowafi and W. Aljobi ."The Potential of using Elliptic Curve Cryptography for Multimedia Encryption".  IET Information Security Journal,  (IF=1) Institution of Engineering and Technology, Vol 7, No 2, pp.1-8, UK, June 2013.
  18. Melhm, L.  A. Tawalbeh, M. Mowafi and M. Batati." A More Secure Image Hiding Scheme using Pixel Adjustment and Genetic Algorithm”. International Journal of Information Security and Privacy, Vol 7, No. 3, pp.1-15, IGI Global, USA, Sept. 2013.
  19. Jararweh, L. A. Tawalbeh, H. Tawalbeh, and A. Moh'd." 28 Nanometers FPGAs Support for High Throughput and Low Power Cryptographic Applications". Journal of Advances in information Technology, Vol 4, No 2, pp. 84-90, ACADEMY Publisher, Finland, May 2013.
  20. A. Tawalbeh, O. BaniMelhem and M. Al-Batati. ”A Novel High Quality High Capacity Image Hiding Scheme Based on Image Compression and Optical Pixel Adjustment Process”.  Information Security J.; A Global Perspective.  Vol. 21, Issue 5, pp.256-268. Taylor and Francis, USA. Aug 2012.
  21. Mowafi, L. A. Tawalbeh W. Aljobe and M. Alrousan. C3SM: Information Assurance Based on Cryptographic Checksum with Clustering Security Management Protocol. " J. of Information Security.  Vol 7, No.2, pp 272-280, Scientific Research Publisher, USA. October  2012
  22. A. Tawalbeh, H. Al-Hajsalem, T. Abu Qtaish and A. Khatabeh . “A New efficient symmetric encryption algorithm design and implementation”.J. of Information Assurance and Security, Vol 7, No.2, pp 101-109. Dynamic Publishers, Inc., USA , June 2012.
  23. A. Tawalbeh, Y. Jararweh and A. Moh’md. “An Integrated Radix-4 Modular Divider/Multiplier Hardware Architecture for Cryptographic Applications”. The International Arab Journal of Information Technology, Vol. 9, No. 3, pp 284-290, May 2012.
  24. Jararweh, L. A. Tawalbeh, H. Tawalbeh, and A. Moh'd. "Hardware Performance Evaluation of SHA-3 Candidate Algorithms". Journal of Information Security. Vol 3 No.2, pp 69-76, Scientific Research Publisher, USA. April 2012.
  25. A. Tawalbeh and Q. Abu Al-Haija. “Enhanced FPGA Implementations for Doubling Oriented and Jacobi- Quartics Elliptic Curves Cryptography”. Journal of Information Assurance and Security, Vol.6, Issue 3, pp. 167-175, Dynamic Publishers, Inc., USA.  2011.
  26. A. Tawalbeh, A. Mohammad and A. A. Gutub. “Efficient FPGA Implementation of a Programmable Architecture for GF(p) Elliptic Curve Crypto Computations”. Journal of Signal Processing  Systems, Vol (59)  No. (3), pp. 233-244. Springer, June 2010
  27. A. Al-Haija and L. A. Tawalbeh. “Efficient Algorithms and Architectures for Elliptic Curve Crypto-Processor Over GF (P) Using New Projective Coordinates Systems”.  J.of Information Assurance  and Security, Vol. 6, (1), pp. 63-72. Dynamic Publishers, Inc., USA, Jan. 2011.
  28. A. Tawalbeh and Saedeh Swaidan.“ Hardware Design and Implementation of ElGamal Public-Key Cryptography Algorithm”. International Journal of Information Security; A global Perspective, Vol (19) Issue 5, pp. 243-252, Taylor and Francis, January 2010.
  29. Muhaya, Q. Alhaija and L. A. Tawalbeh. “Applying Hessian Curves in Parallel to improve Elliptic Curve Scalar Multiplication Hardware”. Int. J. of Security and Its Applications, pp. 27-38, Vol.4. No.2. SERSC. Korea. April 2010.
  30. A. Tawalbeh, Saed Swedan, A. Gutub “Efficient Modular Squaring Algorithms for Hardware Implementation in GF(p)”. Int. J. of Information Security; A global Perspective, Vol (18) Issue 3, pages 131-138. Taylor and Francis. June 2009.
  31. F. Tenca, S. Park and L. A. Tawalbeh “Carry-save representation is shift-unsafe: the problem and its solution”.  IEEE Transactions on Computers, Vol 55, No 5 pp. 630-636, May 2006.
  32. A. Tawalbeh, A. F. Tenca, and C. K. Koc. "A radix-4 scalable design". IEEE Potentials Magazine, vol. 24 No.2, pages 16-19, April/May 2005.
  33. Tenca and L. A. Tawalbeh “An Algorithm for Unified Modular Division in  GF(p) and GF(2n) Suitable for Cryptographic Hardware”. IEE Electronics Letters, 40(5),304-306, March 2004.

Conference Papers:

  1. Habib and L.A. Tawalbeh. “Feasibility Study and Requirements for Mobile Cloud Healthcare Systems in Saudi Arabia”. In the 4th IEEE workshop on Mobile Cloud Computing Systems, Management and Security. Barcelona, Spain, April 23, 2018.
  2. Ahmadoh and L.A. Tawalbeh.’’ Power Consumption Experimental Analysis in Smart Phones”. In the proceedings of the Third IEEE International Conference on Fog and Mobile Edge Computing. Barcelona, Spain, April 26, 2018.
  3. Muheidat, L. A. Tawalbeh. “ Team-Based Learning: the Role of Equity, Diversity, and Inclusion in Team Formation. In the Proceedings of RESPECT 2018, IEEE 3rd Annual Conference For Research On Equity & Sustained Participation In Computing, Engineering, & Technology, MD, USA, Feb 21st, 2018
  4. O Badarneh, M Al-Ayyoub, N Alhindawi, A. Tawalbeh, Y Jararweh. “Fine-Grained Emotion Analysis of Arabic Tweets: A Multi-Target Multi-Label Approach “In the Sixth International Workshop on Semantic Computing for Social Networks and  and Organization Sciences: from user information to social knowledge (SCSN 2018), CA, USA, January 2018.
  5. Muheidat, L. A. Tawalbeh, and H. Tyrer. “Context-Aware, Accurate, and Real Time Fall Detection System for Elderly People”. In the proceedings of the 12th IEEE International Conference on Semantic Computing.  Jan 31st 2018, Laguna Hills, California USA.
  6. Kanakri, L. A. Tawalbeh, and A. AlHarbi. “Do's and Don'ts Integrated System Based on GPS and Cloud Technologies for Pilgrims”. In the 14th IEEE  Mobile Adhoc and Sensor Systems  (MASS 2017). 22-25 October, 2017. Orlando, FL, USA
  7. Dairi and L. A. Tawalbeh . “Cyber Security Attacks on Smart Cities and Associated Mobile Technologies”. In the 8th Int. Conf. on Ambient Systems, Networks and Technologies, May 16-19, 2017, Madeira, Portugal. “Procedia Computer Science 109 (2017): 1086-1091.
  8. A. Tawalbeh, H. Tawalbeh, H. Song, and Y. Jararweh. “ Intrusion and Attacks over Mobile Networks and Cloud Health Systems”. In the proceedings of the IEEE International conference on computer communications (INFOCOM 2017), 1-4 May, 2017, Atlanta, GA, USA.
  9. A. Tawalbeh, S. Hashish and H. Tawalbeh. “Quality of Service requirements and Challenges in Generic WSN infrastructures”. In the  International Workshop on Smart Cities Systems Engineering. May 16-19, 2017, Madeira, Portugal.
  10. A Tawalbeh.“Big Data Security at Cloud: Challenges and Solutions” in the 2017 Int. Conference on Intelligent Computing and Big Data (ICICBD '17), Housten, TX. April 7-8, 2017, USA.
  11. AlOtaibi, L. A. Tawalbeh, and Y. Jararweh, “Integrated Sensors System Based on IoT and Mobile Cloud Computing”. The IEEE International Conference on Computer Systems and Applications, Aghadeer, Dec, 2016.
  12. A. Tawalbeh, T. Somani, and H. Houssain “Towards Secure Communications: Review of Side Channel Attacks and Countermeasures on ECC”.In the Internet Technology and Secured Transactions (ICITST-2016) December 5-7, 2016, Barcelona, Spain.
  13. A. Tawabeh , W. Bakhader, R. Mehmood, H. Song, “Cloudlet-based Mobile Cloud Computing for Healthcare Applications" in the IEEE GLOBECOM, Washington D.C, December 4-8, 2016.
  14. A. Tawabeh and T. Al-Somani, “More Secure Internet of Things Using Robust Encryption Algorithms Against Side Channel Attacks”. In the proceedings of the 13th ACS/IEEE Int. Conf. on Computer Systems and Applications, Morocco, November, 2016.
  15. A. Tawabeh and W. Bakhader. “A Mobile Cloud System for Different Useful Applications”. The 4th IEEE Int. Conf. on Future IoT and Cloud Workshops 22-24 August, 2016, Vienna, Austria.
  16. Benkhelifa, Th. Welsh, L. A. Tawalbeh, Y. Jararweh, M. Al-Ayyoub, “Leveraging Software-Defined-Networking for Energy Optimization in Mobile-Cloud-Computing” In the 11th Int. Conf. on Future Networks and Communications (FNC-16), Procedia Computer Science. (94), pp 479-484.Aug, 15-18, 2016, Montreal, Canada.
  17. Alqoran, M. Al-Ayyoub, Y. Jararweh, L. A. Tawalbeh, E. Benkhelifa.” Power Optimization of Large Scale Mobile Cloud System using Cooperative Cloudlets”, in 4th IEEE Int. Conf. on Future Internet of Things and Cloud Conference (Fi-Cloud 16). August, 22-24, 2016, Vienna, Austria.
  18. Tawalbeh , A. Eardley, and L. A. Tawalbeh. “Studying the Energy Consumption in Mobile Devices”. In the 13th Int. Conf. on Mobile Systems and Pervasive Computing  (MobiSPC 2016). Procedia Computer Science (94), pp 183-189.. August, 15-18, 2016, Montreal, Canada.
  19. A. Tawalbeh, W. Bakhader, and H. Song. “A Mobile Cloud Computing Model Using the Cloudlet Scheme for Big Data Applications” 2015 IEEE Conf. on Connected Health: Applications, Systems and Eng. Technologies (CHASE 2016), pp 73-77. 27-29 June 2016 , Washington DC, USA.
  20. Benkhelifa, T. Welsh, L. A. Tawalbeh and Y. Jararweh, “Framework for Mobile Devices Analysis”. In the 7th Ambient systems and Networks conference (ANT 2016). Procedia Computer Science, (83), pp 1188-1193, Spain, May 23-25, 2016.
  21. Bahwaireth and L. A. Tawalbeh, “Cooperative Models in Cloud Computing and Mobile Cloud Computing”. In the proceedings of the 23rd IEEE int. Conf. of Telecommunications (ICT2016), Greece, May 16-18, 2016.
  22. Benkhelifa, T. Welsh, L. Tawalbeh, A. Khreishah, Y. Jararweh and M. Al-Ayyoub, “GA-Based Resource Augmentation Negotiation for Energy-Optimised Mobile Ad-hoc Cloud”. In the proceedings of the 4th IEEE International Conference on Mobile Cloud Computing, Services, and Engineering (MobileCloud), pp110-116, Oxford, UK, March 28-31, 2016.
  23. A. Tawalbeh, N. Alassaf, W. Bakheder, and A. Tawalbeh “Resilience Mobile Cloud Computing: Features, Applications and Challenges”. In the 2015 IEEE International Symposium on Web of Things and Big Data (WoTBD 2015), in conjunction with 5th IEEE eCONF. pp 280-284, Bahrain,18-20 October 2015.
  24. A. Tawalbeh, R. Al-Qassas, N. Darwazeh, Y. Jararweh, and F. Dosari, “ Secure and Efficient Cloud Computing Framework”. In the Proceedings of the IEEE Int. Conf. on Cloud and Autonomic computing (Cloud Cyber Security workshop), pp.291-295, MA, USA, Sept., 21-24, 2015.
  25. K Bahwaireth, A. Tawalbeh, A. Basalamah, Y. Jararweh, and M. Tawalbeh, “Efficient Techniques for Energy Optimization in Mobile Cloud Computing”. In the 12th ACS/IEEE Int.  Conf. on Computer Systems and Applications-AICCSA, Morocco, pp: 1-8, Nov. 17-20, 2015.
  26. Al-Ayyoub, Y. Jararweh, L. A. Tawalbeh, E. Benkhelifa and A. Basalamah. “Power Optimization of Large Scale Mobile Cloud Computing Systems”. In the proceedings of the Future Internet of Things and Cloud (FiCloud), 2015 3rd IEEE Int. Conf. on,( FiCloud-2015), IEEE xplore, pp 670-674., Rome, Italy, 24-28 Aug, (2015).
  27. A. Tawalbeh, F. AlDosari, and W. Bakhader. “ Cloud Security: Challenges and Solutions”. In the Proceedings of the 3rd Int. IBM Cloud Academy Conf., May 21-23, 2015, Budapest, Hungary.
  28. Benkhelifa, T. Welsh, L. A. Tawalbeh, Y. Jararweh and A. Basalamah, “User Profiling for Energy Optimization in Mobile Cloud Computing”. In the 6th Ambient systems and Networks conference (ANT 2015). Procedia Computer Science 52 (2015) 1159 – 1165, UK, June 2015.
  29. A. Tawalbeh, N. Darwazeh, R. Al-Qassas, F. Dosari, “ A Secure Cloud Computing Model based on Data Classification”. In the Int. Workshop on Mobile Cloud Computing Systems, Management, and Security (MCSMS-2015). Procedia Computer Science, Vol.52, pp 1153–1158, UK. June 2015.
  30. A. Tawalbeh, Y. Haddad, O. Khamis, F. Dosari, and E. Benkhelifa “Efficient Software-Based Mobile Cloud Computing Framework”. In the IEEE Int. Conf. on Cloud Engineering (IC2E 2015), Arizona, USA, March 9-13-2015.
  31. Jararwah, L. A. Tawalbeh, F. Ababneh, A. Khreishah and F. Dosari. ” Scalable Cloudlet-based Mobile Computing Model”. In The 11th Int. Conf. on Mobile Systems and Pervasive Computing-MobiSPC, ELSEVIER, Procedia Computer Science 34, pp.434 -441, Canada, August 17-20, 2014.
  32. Jararwah, L. A. Tawalbeh, F. Ababneh and F. Dosari, “Resource Efficient Mobile Computing using Cloudlet Infrastructures”. In the Proc. of the IEEE 9th Int. Conference on Mobile Ad-hoc and Sensor Networks (MSN), IEEE Xplore digital library, pp.373-377, China, Dec. 11- 13, 2013.
  33. Moh'd, Y. Jararweh and L. A. Tawalbeh. "AES-512: 512-Bit Advanced Encryption Standard Algorithm Design and Evaluation ". In the Proc. of the 7th IEEE Int. conference on Information Assurance and Security. IEEE Xplore digital library, pp.292-297, Malacca, Malaysia, Dec. 5-8, 2011.
  34. Jararweh, H. Tawalbeh, L. A. Tawalbeh, and A. Moh'd. "FPGA Performance Evaluation Of SHA-3 Candidate Algorithms". In the Proc. of the 5th Mosharaka Int. Conference on Communications, Networking and Information Tech.. Dubai , UAE, Dec. 16-18, 2011.
  35. Moh’d, N. Aslam, H. Marzi and L. A. Tawalbeh. “Hardware Implementations of Secure Hashing Functions on FPGAs for WSNs”.  In the 3rd International Conference on the Applications of Digital Information  and Web Technologies (ICADIWT 2010), Istanbul, Turkey. July 2010.
  36. A. Tawalbeh, W. Kanakri and L. Ebbini.” Efficient Random Number Generators (RNG) based on Nonlinear Feedback Shift Registers (NLFSR).  In the Int. Conf. on Inf. and Communication Systems (ICICS), Jordan, Dec.20-22, 2009.
  37. A. Tawalbeh, M. Alrousan, and D. Alansari, “Survey of efficient public-key management schemes for wireless sensor networks” ICPCM 2009, Sydney- Australia. Dec. 12-14, 2009.
  38. Moh’d, L. A. Tawalbeh and A. Sowe. “A Novel Method to Guarantee QoS during DOS Attacks for IPTV using SIP”. In the 2nd Int.  Conference on the Applications of Digital Information and Web Technologies (ICADIWT 2009). IEEE , pp.838-842, London, UK. August 2009.
  39. Alrousan, Khaled Al-Saleh and L. A. Tawalbeh, Smart Voice-Driven Wheel Chair. In The 3rd AUS-Int. Symposium on Mechatronics. Sharjah, UAE, Sponsored by IEEE, April 18-20, 2006.
  40. A. Tawalbeh, A. F. Tenca, S. Park, and C. K. Koc. “An efficient hardware architecture of a scalable elliptic curve crypto-processor over GF(2^m)”. In the Advanced Signal Processing Algorithms, Architectures, and Implementations XV, Proceedings of SPIE Conference, F. T. Luk, editor, pages 216-226, Volume 5910, San Diego, California, USA, August 2-4, 2005.
  41. Rjoub and L. A. Tawalbeh." A Low Power, High Frequency and High Precision Multiplier Architecture in GF(p)" . International e-Conference of Computer Science (IeCCS). Athens, Greece, May 19-31, 2005. In Lecture Series on Computer and Computational Sciences, Vol (2), pp. 178-183, Brill Academic Publishers, Netherlands, 2005.
  42. A. Tawalbeh and A. F. Tenca “An Algorithm and Hardware Architecture for Integrated Modular Division and Multiplication in GF(p) and GF(2^n)”. In the IEEE 15th International Conference on Application-specific Systems, Architectures and Processors (ASAP), Galveston, TX, USA, IEEE Press, pp.247-257, Sept. 2004.
  43. A. Tawalbeh, A. F. Tenca, S. Park, and C. K. Koc. ”A dual-field modular division algorithm and architecture for application specific hardware”. Thirty-Eighth Asilomar Conference on Signals, Systems, and Computers, Pages 483-487,IEEE Press, Pacific Grove, CA, USA, Nov.7-10, 2004.
  44. F. Tenca and L. A. Tawalbeh. “An efficient and scalable radix-4 modular multiplier design using recoding techniques”. Thirty-Seventh Asilomar Conference on Signals, Systems, and Computers, Pages: 1445-1450, vol.2 IEEE Press, Pacific Grove, California, USA, November 9-12, 2003.
  45. A. Tawalbeh and Cetin K. Koc, Book Chapter (Ch5):” Efficient elliptic curve cryptographic hardware design for wireless security”. Book: Wireless Security and Cryptography. Eds: S. Nicolas, N. Zhang, ISBN: 084938771X, Taylor & Francis Ltd., USA, 2007. Book Chapter.



  1. IEEE Senior Member
  2. Faculty judge in several high schools STEM competitions in San Antonio for STEM schools such as John Jay High school.
  3. Judge at the First Lego League.
  4. Member of the A&M University-San Antonio Institutional Review Board (IRB)
  5. Member of the editorial board of many international indexed Journals.
  6. Member of many committees at the department and college level.