Tonien, Joseph

Top Publications

Year	Title
2021	Divide and capture: An improved cryptanalysis of the encryption standard algorithm RSA Published in Computer Standards and Interfaces
2021	A Wiener-type attack on an RSA-like cryptosystem constructed from cubic Pell equations Published in Theoretical Computer Science
2021	Privacy-Preserving Multi-Keyword Searchable Encryption for Distributed Systems Published in IEEE Transactions on Parallel and Distributed Systems
2021	An exact formula for the harmonic continued fraction Published in Bulletin of the Australian Mathematical Society

Research Areas

Research Overview

Research Interests:
- Coding and Information Theory
- Analysis of Algorithms and Complexity
- Applied Discrete Mathematics

Available as Research Supervisor

Available for Collaborative Projects

Member Of

Institute of Cybersecurity and Cryptology Member

Selected Publications

Journal Article

Year	Title
2021	A Wiener-type attack on an RSA-like cryptosystem constructed from cubic Pell equations Published In Theoretical Computer Science
2021	An exact formula for the harmonic continued fraction Published In Bulletin of the Australian Mathematical Society
2021	Divide and capture: An improved cryptanalysis of the encryption standard algorithm RSA Published In Computer Standards and Interfaces
2021	Privacy-Preserving Multi-Keyword Searchable Encryption for Distributed Systems Published In IEEE Transactions on Parallel and Distributed Systems
2020	A Generalized Attack on Some Variants of the RSA Cryptosystem Published In Lecture Notes in Computer Science
2020	Improved Cryptanalysis of the KMOV Elliptic Curve Cryptosystem Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2020	New Year identities for 2019 Published In Mathematical Gazette
2020	On the harmonic continued fractions Published In The Ramanujan Journal: an international journal devoted to areas of mathematics influenced by Ramanu
2020	The Wiener Attack on RSA Revisited: A Quest for the Exact Bound Published In Lecture Notes in Computer Science
2020	The code for securing web applications Published In Journal of Information and Optimization Sciences
2020	Towards Enhanced Security for Certificateless Public-Key Authenticated Encryption with Keyword Search Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2020	A generalised bound for the Wiener attack on RSA Published In Journal of Information Security and Applications
2020	Generalized Fibonacci numbers and their 2-adic order Published In Integers: electronic journal of combinatorial number theory
2020	Message-Locked Searchable Encryption: A New Versatile Tool for Secure Cloud Storage Published In IEEE Transactions on Services Computing
2019	A Generalized Attack on Some Variants of the RSA Cryptosystem Published In Lecture Notes in Computer Science
2019	Improved Cryptanalysis of the KMOV Elliptic Curve Cryptosystem Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2019	New Year identities for 2019 Published In Mathematical Gazette
2019	On the harmonic continued fractions Published In The Ramanujan Journal: an international journal devoted to areas of mathematics influenced by Ramanu
2019	The Wiener Attack on RSA Revisited: A Quest for the Exact Bound Published In Lecture Notes in Computer Science
2019	The code for securing web applications Published In Journal of Information and Optimization Sciences
2019	Towards Enhanced Security for Certificateless Public-Key Authenticated Encryption with Keyword Search Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2018	A new elementary proof of Euler's continued fractions Published In Mathematical Gazette
2018	Cooperative Secret Sharing Using QR Codes and Symmetric Keys Published In Symmetry
2018	Cryptanalysis of RSA-type cryptosystems based on Lucas sequences, Gaussian integers and elliptic curves Published In Journal of Information Security and Applications
2017	A QR Code Watermarking Approach based on the DWT-DCT Technique Published In Lecture Notes in Computer Science
2017	A continued fraction inspired by an identity of Euler Published In Mathematical Gazette
2017	A generalized attack on RSA type cryptosystems Published In Theoretical Computer Science
2017	A new attack on the RSA cryptosystem based on continued fractions Published In Malaysian Journal of Mathematical Sciences
2017	Closed form expressions for two harmonic continued fractions Published In Mathematical Gazette
2017	Dirichlet product for boolean functions Published In Journal of Applied Mathematics and Computing
2016	A new attack on three variants of the RSA cryptosystem Published In Lecture Notes in Computer Science
2016	A simple proof of Euler's continued fraction of e^{1/M} Published In Mathematical Gazette
2016	Securing shared systems Published In Lecture Notes in Computer Science
2016	Trisecting an angle correctly up to arcminute Published In Forum Geometricorum
2012	Some constructions of mutually orthogonal latin squares and superimposed codes Published In Discrete Mathematics, Algorithms and Applications
2011	A new generic digital signature algorithm Published In Groups, Complexity, Cryptology
2011	Birthday paradox for multi-collisions Published In Lecture Notes in Computer Science
2011	Breaking and repairing an approximate message authentication scheme Published In Discrete Mathematics, Algorithms and Applications
2011	Fuzzy universal hashing and approximate authentication Published In Discrete Mathematics, Algorithims and Applications
2011	On "the power of verification queries" in unconditionally secure message authentication Published In Discrete Mathematics, Algorithms and Applications
2009	Unconditionally Secure Approximate Message Authentication Published In Lecture Notes in Computer Science
2008	Birthday paradox for multi-collisions Published In IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
2008	Birthday paradox for multi-collisions Published In IEICE Transactions on Information and Systems
2007	A simple visual proof of the Schroder-Bernstien theorem Published In Elemente der Mathematik
2007	Construction of deletion correting codes using generalized Reed-Solomon codes and their subcodes Published In Designs, Codes and Cryptography

Conference Paper

Year	Title
2021	Broadcast Authenticated Encryption with Keyword Search Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2021	Cryptanalysis of RSA Variants with Primes Sharing Most Significant Bits Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2020	A New Improved AES S-box with Enhanced Properties Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2016	A new attack on three variants of the RSA cryptosystem Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2016	A new improved attack on RSA Published In Proceedings of the 5th International Cryptology and Information Security Conference
2016	Securing shared systems Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2009	Unconditionally secure approximate message authentication Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2008	Authentication codes in the query model Published In 1st International Workshop on Coding and Cryptology: Series on Coding and Cryptology
2007	Combinatorial characterizations of authentication codes in verification oracle model Published In ACM Symposium on Information, Computer and Communications Security (ASIACCS 2007)

Available as Research Supervisor

Teaching Activities

STEM002: An Introduction to Solution Focussed Computer Programming, Summer 2019/2020 Subject Coordinator & Lecturer 2020
CSIT110: Fundamental Programming with Python, Autumn 2019 Subject Coordinator & Lecturer 2019
CSIT121: Object Oriented Design and Programming, Spring 2019 Subject Coordinator & Lecturer 2019
CSIT128: Introduction to Web Technology, Spring 2019 Subject Coordinator & Lecturer 2019
STEM002: Developing Systems to Solve Business Problems, Summer 2018/19 Subject Coordinator & Lecturer 2019
CSCI361: Cryptography and Secure Applications, Autumn 2018 Subject Coordinator & Lecturer 2018
CSIT110: Fundamental Programming with Python, Autumn 2018 Subject Coordinator & Lecturer 2018
CSIT128: Introduction to Web Technology, Spring 2018 Subject Coordinator & Lecturer 2018
STEM002: Developing Systems to Solve Business Problems, Summer 2017/18 Subject Coordinator & Lecturer 2018
CSCI361: Cryptography and Secure Applications, Autumn 2017 Subject Coordinator & Lecturer 2017
CSCI368: Network Security, Spring 2017 Subject Coordinator & Lecturer 2017
CSIT110: Fundamental Programming with Python, Autumn 2017 Subject Coordinator & Lecturer 2017
CSIT128: Introduction to Web Technology, Spring 2017 Subject Coordinator & Lecturer 2017
CSCI361: Cryptography and Secure Applications, Autumn 2016 Subject Coordinator & Lecturer 2016
CSIT128: Introduction to Web Technology, Spring 2016 Subject Coordinator & Lecturer 2016
ISIT206: Web Technologies, Autumn 2016 Subject Coordinator & Lecturer 2016
CSCI368: Network Security, Spring 2015 Subject Coordinator & Lecturer 2015
ISIT111: Programming Concepts, Spring 2015 Subject Coordinator & Lecturer 2015

Professional Service Activities

The 3rd International Conference on Codes, Cryptology and Information Security C2SI-2019 Program Committee 2019 -
The 10th International Conference on Cryptology and Information Security AFRICACRYPT Program Committee 2018 -
The 12th International Conference on Provable Security PROVSEC 2018 Program Committee 2018 -
The 1st International Conference on Codes, Cryptology and Information Security - South East Asia (C2SI-SEA), Kuala Lumpur, Malaysia Program Committee 2018 -
The 2nd International Conference on Codes, Cryptology and Information Security (C2SI) in honor of Professor Claude Carlet Program Committee 2017 -
The 9th International Conference on Cryptology and Information Security AFRICACRYPT Program Committee 2017 -
Discrete Mathematics, Algorithms and Applications (World Scientific Journal) Associate Editor 2015 -

Education And Training

Ph.D. in Mathematics, University of Wollongong, Continued fractions and their applications 2018
Ph.D. in Computer Science, University of Wollongong, Piracy protection in content distribution systems 2005
B.Math/B.CompSci 1999

Web Of Science Researcher Id

M-9103-2017

Scopus Id

57190176639

Top Publications

Year	Title
2021	Divide and capture: An improved cryptanalysis of the encryption standard algorithm RSA Published in Computer Standards and Interfaces
2021	A Wiener-type attack on an RSA-like cryptosystem constructed from cubic Pell equations Published in Theoretical Computer Science
2021	Privacy-Preserving Multi-Keyword Searchable Encryption for Distributed Systems Published in IEEE Transactions on Parallel and Distributed Systems
2021	An exact formula for the harmonic continued fraction Published in Bulletin of the Australian Mathematical Society

Research Areas

Research Overview

Research Interests:
- Coding and Information Theory
- Analysis of Algorithms and Complexity
- Applied Discrete Mathematics

Member Of

Institute of Cybersecurity and Cryptology Member

Selected Publications

Journal Article

Year	Title
2021	A Wiener-type attack on an RSA-like cryptosystem constructed from cubic Pell equations Published In Theoretical Computer Science
2021	An exact formula for the harmonic continued fraction Published In Bulletin of the Australian Mathematical Society
2021	Divide and capture: An improved cryptanalysis of the encryption standard algorithm RSA Published In Computer Standards and Interfaces
2021	Privacy-Preserving Multi-Keyword Searchable Encryption for Distributed Systems Published In IEEE Transactions on Parallel and Distributed Systems
2020	A Generalized Attack on Some Variants of the RSA Cryptosystem Published In Lecture Notes in Computer Science
2020	Improved Cryptanalysis of the KMOV Elliptic Curve Cryptosystem Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2020	New Year identities for 2019 Published In Mathematical Gazette
2020	On the harmonic continued fractions Published In The Ramanujan Journal: an international journal devoted to areas of mathematics influenced by Ramanu
2020	The Wiener Attack on RSA Revisited: A Quest for the Exact Bound Published In Lecture Notes in Computer Science
2020	The code for securing web applications Published In Journal of Information and Optimization Sciences
2020	Towards Enhanced Security for Certificateless Public-Key Authenticated Encryption with Keyword Search Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2020	A generalised bound for the Wiener attack on RSA Published In Journal of Information Security and Applications
2020	Generalized Fibonacci numbers and their 2-adic order Published In Integers: electronic journal of combinatorial number theory
2020	Message-Locked Searchable Encryption: A New Versatile Tool for Secure Cloud Storage Published In IEEE Transactions on Services Computing
2019	A Generalized Attack on Some Variants of the RSA Cryptosystem Published In Lecture Notes in Computer Science
2019	Improved Cryptanalysis of the KMOV Elliptic Curve Cryptosystem Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2019	New Year identities for 2019 Published In Mathematical Gazette
2019	On the harmonic continued fractions Published In The Ramanujan Journal: an international journal devoted to areas of mathematics influenced by Ramanu
2019	The Wiener Attack on RSA Revisited: A Quest for the Exact Bound Published In Lecture Notes in Computer Science
2019	The code for securing web applications Published In Journal of Information and Optimization Sciences
2019	Towards Enhanced Security for Certificateless Public-Key Authenticated Encryption with Keyword Search Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2018	A new elementary proof of Euler's continued fractions Published In Mathematical Gazette
2018	Cooperative Secret Sharing Using QR Codes and Symmetric Keys Published In Symmetry
2018	Cryptanalysis of RSA-type cryptosystems based on Lucas sequences, Gaussian integers and elliptic curves Published In Journal of Information Security and Applications
2017	A QR Code Watermarking Approach based on the DWT-DCT Technique Published In Lecture Notes in Computer Science
2017	A continued fraction inspired by an identity of Euler Published In Mathematical Gazette
2017	A generalized attack on RSA type cryptosystems Published In Theoretical Computer Science
2017	A new attack on the RSA cryptosystem based on continued fractions Published In Malaysian Journal of Mathematical Sciences
2017	Closed form expressions for two harmonic continued fractions Published In Mathematical Gazette
2017	Dirichlet product for boolean functions Published In Journal of Applied Mathematics and Computing
2016	A new attack on three variants of the RSA cryptosystem Published In Lecture Notes in Computer Science
2016	A simple proof of Euler's continued fraction of e^{1/M} Published In Mathematical Gazette
2016	Securing shared systems Published In Lecture Notes in Computer Science
2016	Trisecting an angle correctly up to arcminute Published In Forum Geometricorum
2012	Some constructions of mutually orthogonal latin squares and superimposed codes Published In Discrete Mathematics, Algorithms and Applications
2011	A new generic digital signature algorithm Published In Groups, Complexity, Cryptology
2011	Birthday paradox for multi-collisions Published In Lecture Notes in Computer Science
2011	Breaking and repairing an approximate message authentication scheme Published In Discrete Mathematics, Algorithms and Applications
2011	Fuzzy universal hashing and approximate authentication Published In Discrete Mathematics, Algorithims and Applications
2011	On "the power of verification queries" in unconditionally secure message authentication Published In Discrete Mathematics, Algorithms and Applications
2009	Unconditionally Secure Approximate Message Authentication Published In Lecture Notes in Computer Science
2008	Birthday paradox for multi-collisions Published In IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
2008	Birthday paradox for multi-collisions Published In IEICE Transactions on Information and Systems
2007	A simple visual proof of the Schroder-Bernstien theorem Published In Elemente der Mathematik
2007	Construction of deletion correting codes using generalized Reed-Solomon codes and their subcodes Published In Designs, Codes and Cryptography

Conference Paper

Year	Title
2021	Broadcast Authenticated Encryption with Keyword Search Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2021	Cryptanalysis of RSA Variants with Primes Sharing Most Significant Bits Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2020	A New Improved AES S-box with Enhanced Properties Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2016	A new attack on three variants of the RSA cryptosystem Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2016	A new improved attack on RSA Published In Proceedings of the 5th International Cryptology and Information Security Conference
2016	Securing shared systems Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2009	Unconditionally secure approximate message authentication Published In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2008	Authentication codes in the query model Published In 1st International Workshop on Coding and Cryptology: Series on Coding and Cryptology
2007	Combinatorial characterizations of authentication codes in verification oracle model Published In ACM Symposium on Information, Computer and Communications Security (ASIACCS 2007)

Teaching Activities

STEM002: An Introduction to Solution Focussed Computer Programming, Summer 2019/2020 Subject Coordinator & Lecturer 2020
CSIT110: Fundamental Programming with Python, Autumn 2019 Subject Coordinator & Lecturer 2019
CSIT121: Object Oriented Design and Programming, Spring 2019 Subject Coordinator & Lecturer 2019
CSIT128: Introduction to Web Technology, Spring 2019 Subject Coordinator & Lecturer 2019
STEM002: Developing Systems to Solve Business Problems, Summer 2018/19 Subject Coordinator & Lecturer 2019
CSCI361: Cryptography and Secure Applications, Autumn 2018 Subject Coordinator & Lecturer 2018
CSIT110: Fundamental Programming with Python, Autumn 2018 Subject Coordinator & Lecturer 2018
CSIT128: Introduction to Web Technology, Spring 2018 Subject Coordinator & Lecturer 2018
STEM002: Developing Systems to Solve Business Problems, Summer 2017/18 Subject Coordinator & Lecturer 2018
CSCI361: Cryptography and Secure Applications, Autumn 2017 Subject Coordinator & Lecturer 2017
CSCI368: Network Security, Spring 2017 Subject Coordinator & Lecturer 2017
CSIT110: Fundamental Programming with Python, Autumn 2017 Subject Coordinator & Lecturer 2017
CSIT128: Introduction to Web Technology, Spring 2017 Subject Coordinator & Lecturer 2017
CSCI361: Cryptography and Secure Applications, Autumn 2016 Subject Coordinator & Lecturer 2016
CSIT128: Introduction to Web Technology, Spring 2016 Subject Coordinator & Lecturer 2016
ISIT206: Web Technologies, Autumn 2016 Subject Coordinator & Lecturer 2016
CSCI368: Network Security, Spring 2015 Subject Coordinator & Lecturer 2015
ISIT111: Programming Concepts, Spring 2015 Subject Coordinator & Lecturer 2015

Professional Service Activities

The 3rd International Conference on Codes, Cryptology and Information Security C2SI-2019 Program Committee 2019 -
The 10th International Conference on Cryptology and Information Security AFRICACRYPT Program Committee 2018 -
The 12th International Conference on Provable Security PROVSEC 2018 Program Committee 2018 -
The 1st International Conference on Codes, Cryptology and Information Security - South East Asia (C2SI-SEA), Kuala Lumpur, Malaysia Program Committee 2018 -
The 2nd International Conference on Codes, Cryptology and Information Security (C2SI) in honor of Professor Claude Carlet Program Committee 2017 -
The 9th International Conference on Cryptology and Information Security AFRICACRYPT Program Committee 2017 -
Discrete Mathematics, Algorithms and Applications (World Scientific Journal) Associate Editor 2015 -

Education And Training

Ph.D. in Mathematics, University of Wollongong, Continued fractions and their applications 2018
Ph.D. in Computer Science, University of Wollongong, Piracy protection in content distribution systems 2005
B.Math/B.CompSci 1999

Awards And Honors

Silver Medal, International Mathematical Olympiad, 1994

Located In Facility

Building 3 Room 225

Orcid Id

http://orcid.org/0000-0003-2846-1071 (confirmed)

Web Of Science Researcher Id

M-9103-2017

Scopus Id

57190176639

Overview

Top Publications

Research Areas

Research Overview

Available as Research Supervisor

Affiliation

Available for Collaborative Projects

Member Of

Publications

Selected Publications

Journal Article

Conference Paper

Supervision

Available as Research Supervisor

Teaching Activities

Service

Professional Service Activities

Background

Education And Training

Awards And Honors

Contact

Located In Facility

Identity

Orcid Id

Web Of Science Researcher Id

Scopus Id

Overview

Top Publications

Research Areas

Research Overview

Affiliation

Member Of

Publications

Selected Publications

Journal Article

Conference Paper

Supervision

Teaching Activities

Service

Professional Service Activities

Background

Education And Training

Awards And Honors

Contact

Located In Facility

Identity

Orcid Id

Web Of Science Researcher Id

Scopus Id

Visualisations

Research Areas