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L. Buttyán, L. Dóra, M. Félegyházi, I. Vajda Barter-based cooperation in delay-tolerant personal wireless networks In Proceedings of the First IEEE WoWMoM Workshop on Autonomic and Opportunistic Communications, IEEE Computer Society Press, 2007, IEEE Computer Society Press, June.
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P. Schaffer, I. Vajda CORA: Correlation-based Resilient Aggregation in Sensor Networks In Proceedings of the 10th ACM/IEEE International Symposium on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWiM), 2007, October 22-26, ACM Press, Chania, Crete, Greece.
(Abstract, PDF, Bibtex ) B. Bencsáth, I. Vajda Efficient Directory Harvest Attacks and Countermeasures International Journal of Network Security, 2007, vol. 5, no. 3, pp. 264-273. ( Bibtex )
G. Avoine, L. Buttyán, T. Holczer, I. Vajda Group-Based Private Authentication In Proceedings of the International Workshop on Trust, Security, and Privacy for Ubiquitous Computing (TSPUC 2007), IEEE, 2007, IEEE.
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L. Buttyán, T. Holczer, I. Vajda On the Effectiveness of Changing Pseudonyms to Provide Location Privacy in VANETs In Proceedings of the Fourth European Workshop on Security and Privacy in Ad hoc and Sensor Networks (ESAS2007), Springer, 2007, Springer.
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G. Ács, L. Buttyán, I. Vajda The Security Proof of a Link-state Routing Protocol for Wireless Sensor Networks In Proceedings of the 3rd IEEE Workshop on Wireless and Sensor Networks Security (WSNS 2007), 2007, October, IEEE Press, Pisa, Italy.
(Abstract, PDF, Bibtex ) B. Bencsáth, I. Vajda Internet Denial of Service attacks in game theoretical model (in hungarian) Alkalmazott Matematikai Lapok 23, 2006, pp. 335-348.. (Abstract, Bibtex )
G. Ács, L. Buttyán, I. Vajda Modelling Adversaries and Security Objectives for Routing Protocols in Wireless Sensor Networks In Proceedings of the Fourth ACM Workshop on Security of Ad Hoc and Sensor Networks (SASN'06), 2006, October.
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L. Buttyán, T. Holczer, I. Vajda Optimal Key-Trees for Tree-Based Private Authentication In Proceedings of the International Workshop on Privacy Enhancing Technologies (PET), 2006, June, Springer.
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G. Ács, L. Buttyán, I. Vajda Provably Secure On-demand Source Routing in Mobile Ad Hoc Networks IEEE Transactions on Mobile Computing, 2006, vol. 5, no. 11.
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L. Buttyán, T. Holczer, I. Vajda Providing Location Privacy in Automated Fare Collection Systems In Proceedings of the 15th IST Mobile and Wireless Communication Summit, Mykonos, Greece, 2006, June.
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L. Buttyán, P. Schaffer, I. Vajda RANBAR: RANSAC-Based Resilient Aggregation in Sensor Networks In Proceedings of the Fourth ACM Workshop on Security of Ad Hoc and Sensor Networks (SASN), 2006, October 30, ACM Press, Alexandria, VA, USA.
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L. Buttyán, P. Schaffer, I. Vajda Resilient Aggregation with Attack Detection in Sensor Networks Second IEEE International Workshop on Sensor Networks and Systems for Pervasive Computing (PerSeNS), 2006, March 13, IEEE Computer Society Press, Pisa, Italy.
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L. Buttyán, P. Schaffer, I. Vajda Resilient Aggregation: Statistical Approaches book chapter in N.P.Mahalik (ed.): Sensor Networks and Configuration, 2006, pp. 211--236, Springer, August.
(Abstract, PDF, Bibtex ) I. Zs. Berta, L. Buttyán, I. Vajda A framework for the revocation of unintended digital signatures initiated by malicious terminals IEEE Transactions on Secure and Dependable Computing, 2005, vol. (Vol. 2, No. 3), pp. 268-272, July-September, http://csdl2.computer.org/.... (Abstract, Bibtex )
G. Ács, L. Buttyán, I. Vajda Ad hoc útvonalválasztó protokollok bizonyított biztonsága Híradástechnika, 2005, March.
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B. Bencsáth, I. Vajda Efficient Directory Harvest Attacks Proceedings of the 2005 International Symposium on Collaborative Technologies and Systems, IEEE, IEEE Computer Society, 2005, William McQuay and Waleed W. Smari, pp. 62- 68, IEEE, IEEE Computer Society, July.
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G. Ács, L. Buttyán, I. Vajda Provable Security for Ad Hoc Routing Protocols Híradástechnika, 2005, June.
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G. Ács, L. Buttyán, I. Vajda Provable Security of On-Demand Distance Vector Routing in Wireless Ad Hoc Networks In Proceedings of the Second European Workshop on Security and Privacy in Ad Hoc and Sensor Networks (ESAS 2005), Visegrád, Hungary, July 13-14, 2005, 2005.
(Abstract, PDF, Bibtex ) I. Zs. Berta, L. Buttyán, I. Vajda, Standards for Product Security Assessment Chapter 53, in IT Security Handbook, edited by Hossein Bidgoli, John Wiley and Sons, 2005, (to appear). ( Bibtex )
I. Vajda, L. Buttyán, L. Dóra Statistical Wormhole Detection in Sensor Networks Lecture Notes in Computer Science, Springer-Verlag GmbH, 2005, Refik Molva, Gene Tsudik, Dirk Westhoff, pp. Volume 3813/ 2005, pp. 128 - 141, Springer-Verlag GmbH, Security and Privacy in Ad-hoc and Sensor Networks: Second European Workshop, ESAS 2005, Visegrad, Hungary, July 13-14, 2005.
(Abstract, PDF, Bibtex ) I. Zs. Berta, I. Vajda, L. Buttyán, B. Bencsáth, T. Veiland HUNEID - Hungarian Electronic ID smart card specifications Ministry of Informatics and Telecommunications (www.ihm.hu), 2004, http://www.itktb.hu/engine.aspx?page=showcontent&content;=ias. ( Bibtex )
I. Zs. Berta, I. Vajda Limitations of humans when using malicious terminals Tatra Mountains Mathematical Publications, 2004, (to appear).
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I. Zs. Berta, L. Buttyán, I. Vajda Mitigating the Untrusted Terminal Problem Using Conditional Signatures Proceedings of International Conference on Information Technology ITCC 2004, IEEE, 2004, IEEE, Las Vegas, NV, USA, April.
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I. Zs. Berta, L. Buttyán, I. Vajda Privacy Protecting Protocols for Revokable Digital Signatures Proceedings of Cardis 2004, Toulouse, France (to appear), Kluwer, 2004, Kluwer.
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B. Bencsáth, I. Vajda Protection Against DDoS Attacks Based On Traffic Level Measurements 2004 International Symposium on Collaborative Technologies and Systems, The Society for Modeling and Simulation International, 2004, Waleed W. Smari, William McQuay, pp. 22-28., The Society for Modeling and Simulation International, San Diego, CA, USA, January, Simulation series vol 36. no. 1., ISBN 1-56555-272-5.
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G. Ács, L. Buttyán, I. Vajda Provably Secure On-demand Source Routing in Mobile Ad Hoc Networks http://eprint.iacr.org/ under report number 2004/159., 2004, March.
(Abstract, Bibtex ) L. Buttyán, I. Vajda Towards Provable Security for Ad Hoc Routing Protocols Proceedings of the 2nd ACM Workshop on Security in Ad Hoc and Sensor Networks (SASN 2004), ACM, 2004, ACM, October. ( Bibtex )
B. Bencsáth, I. Vajda Trap E-mail Address for Combating E-mail Viruses Proceedings of SoftCOM 2004 12. International conference on software, telecommunications and computer networks, University of Split, 2004, pp. 220-224, University of Split, October.
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B. Bencsáth, L. Buttyán, I. Vajda A game based analysis of the client puzzle approach to defend against DoS attacks Proceedings of SoftCOM 2003 11. International conference on software, telecommunications and computer networks, Faculty of Electrical Engineering, Mechanical Engineering and Naval Architecture, University of Split, 2003, pp. 763-767, Faculty of Electrical Engineering, Mechanical Engineering and Naval Architecture, University of Split.
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I. Zs. Berta, I. Vajda Documents from Malicious Terminals SPIE's Microtechnologies for the New Millenium 2003, Bioengineered and Bioinspired Systems, Grand Canaria, Spain, 2003.
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I. Vajda, L. Buttyán Lightweight Authentication Protocols for Low-Cost RFID Tags 2nd Workshop on Security in Ubiquitous Computing, in conjunction with Ubicomp 2003, 2003, October.
(Abstract, Bibtex ) I. Vajda, I. Zs. Berta Limitations of users when using malicious terminals Third Central European Conference on Cryptography (Tatracrypt'03), 2003. ( Bibtex ) B. Bencsáth, I. Vajda A game theoretical approach to optimizing of protection against DoS attacks presented on the Second Central European Conference on Cryptography (Hajducrypt), Július, 2002, (no proceedings). ( Bibtex )
L. Buttyán, I. Zs. Berta, I. Vajda Eliminating Man-in-the-Middle attacks of Malicious Terminals Workshop organised by the IST Coordination Point of the Ministry of Education, Budapest, 2002.
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I. Vajda Extraction of random bits for cryptographic purposes Tatra Mountains Mathematical Publications, 2002, vol. 25, pp. 83-99.
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I. Zs. Berta, I. Vajda Message Authentication using Smart Card and Biometry Second Central European Conference on Cryptography (HajduCrypt) 2002, Debrecen, Hungary, 2002.
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B. Bencsáth, I. Vajda Collecting randomness from the net Proceedings of the IFIP TC6 and TC11 Joint Working Conference on Communications and Multimedia Security 2001, Kluwer, 2001, pp. 105-111, Kluwer, May.
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L. Buttyán, A. Nagy, I. Vajda Efficient Multi-Party Challenge-Response Protocols for Entity Authentication Periodica Polytechnica, 2001, vol. 45, no. 1, pp. 43-64, April.
(Abstract, PDF, Bibtex ) L. Györfi, Á. Jordán, I. Vajda Exact decoding error probability for slow frequency hopping European Transactions on Telecommunication, 2000, vol. 11, no. 2, pp. 183-190, March/April. ( Bibtex ) I. Vajda, B. Bencsáth, A. Bognár Tanulmány a napvilágra került Elender jelszavakról, 2000, Apr.. (Abstract, Bibtex ) L. Györfi, I. Vajda Analysis of Protocol Sequences for Slow Frequency Hopping Wireless Networks, 1998, vol. 4, pp. 411-418. ( Bibtex ) S. Csibi, L. Györfi, I. Vajda Analysis of Protocol Sequences for Slow Frequency Hopping Proceedings of the 1998 International Zürich Seminar on Broadband Communication (IEEE Catalog No.98TH8277), 1998, pp. 237-242. ( Bibtex ) Á. Jordán, I. Vajda On the distribution of Hamming correlation of cyclically permutable subsets of RS codes Proceedings of the II. International Workshop on Optimal Codes'98, 1998, pp. 144-150, Sazopol,Bulgaria, June 9-15. ( Bibtex ) Á. Jordán, I. Vajda On the Hamming correlation distribution of SFH signature sequence sets roceedings of the IEEE ISSSTA '98 (IEEE Fifth International Symposium on Spread Sectrum Techniques & Applications), 1998, pp. 676-680, Sun City, South Africa, September 2-4. ( Bibtex ) L. Buttyán, I. Vajda On the Design of Strong Bit Permutations and Substitutions Budapest University of Technology, 1997, January. ( Bibtex ) I. Vajda, L. Buttyán On the Design of Substitution-Permutation Ciphers Budapest University of Technology, 1997, January. ( Bibtex ) I. Vajda Code construction for FH/CDMA channels IEEE Transactions on Communications, 1995, vol. 43, no. 10, October. ( Bibtex ) I. Vajda, L. Buttyán On Design Criteria of Conventional Block Ciphers (in Hungarian) Hiradástechnika, 1995, vol. XLVI., pp. 10-18., March, (awarded with the Pollak-Virag Award of the Hungarian Telecommunication Scientific Society). ( Bibtex ) L. Buttyán, I. Vajda Searching for the best linear approximation of DES-like cryptosystems IEE Electronics Letters, 1995, vol. 31, no. 11, pp. 873-874, May. ( Bibtex ) I. Vajda Code Constructions for Code Division Multiple Access Channels Journal on Communications, 1994, vol. XLV, pp. 2-9, March. ( Bibtex ) L. Györfi, I. Vajda Construction of Protocol Sequences for Multiple-Access Collision Channels Proceedings of the 1993 IEEE International Symposium on Information Theory, 1993, pp. 157, San Antonio, USA, Jan 17-22. ( Bibtex ) I. Vajda Spread Spectrum Principle Based Wireless Telecommunication Networks Magyar Távközlés, 1993, pp. 43-49, Selected papers 1993. ( Bibtex ) I. Vajda Code sequences for FH-CDMA channels Proceedings of IEEE Symposium on Spread Spectrum Techniques and Applications, 1992, pp. 195-197, Yokohama, Japan. ( Bibtex ) L. Györfi, I. Vajda Construction of Protocol Sequences for Multiple-Access Collision Channel without Feedback IEEE Transactions on Information Theory, 1992, vol. 39, no. 5, pp. 1762-1765, September. ( Bibtex ) T. Nemetz, I. Vajda A cryptographic element based on number system conversion Proceedings of 1991 IEEE International Symposium on Information Theory, 1991, pp. 127, Budapest, Hungary. ( Bibtex ) I. Vajda Comments on Code-Division Multiple Access Techniques in Optical Fiber Networks IEEE Transactions on Communications, 1991, vol. 39, no. 2, pp. 196, February. ( Bibtex ) I. Vajda Side information gained from signal matrices in FFH spread spectrum systems Electronics and Communications, 1991, vol. 45, no. 2, pp. 70-76, March, Hirzel Verlag. ( Bibtex ) I. Vajda, T. Nemetz Substitution of characters in q-ary m-sequences Lecture Notes in Computer Science 5O8, 1991, pp. 96-105, Springer-Verlag. ( Bibtex ) I. Vajda AGC based hard detected FFH signal matrices IEE Electronics Letters, 1990, vol. 26, no. 3, pp. 218-219, February. ( Bibtex ) I. Vajda On random code-hopping DS/SSMA systems Proceedings of IEEE Symposium on Spread Spectrum Techniques and Applications, 1990, pp. 47-52, London. ( Bibtex ) I. Vajda, G. Einarsson Code acquisition for a frequency hopping system IEEE Transactions on Communications, 1987, vol. 35, no. 5, pp. 566-568, May. ( Bibtex ) G. Einarsson, I. Vajda, L. Molnár Error probability of a code-division multiple-access frequency-hopping system Electronics and Communications, 1987, vol. 41, no. 6, pp. 356-364, December, Hirzel Verlag. ( Bibtex ) I. Vajda, J. Landsmann Some results on generation of shift-register sequences with large linear complexity Proceedings of Applied Algebra, Algebraic Algorithms and Error Control Codes, AAECC-5, 1987, pp. 81, Menorca, Spain, June 15-19. ( Bibtex ) I. Vajda More on modelling and performance evaluation for frequency coded multiple access channels Proceedings of U.R.S.I. XXIst General Assembly, 1985, pp. 104, Florence, Italy. ( Bibtex ) I. Vajda A coding rule for frequency-hopped multiple access channels Problems of Control and Information Theory, 1983, vol. 13, no. 5, pp. 331-335. ( Bibtex ) L. Györfi, I. Vajda Block coding and correlation decoding for an M-user weighted adder channel Problems of Control and Information Theory, 1983, vol. 12, no. 6, pp. 405-417. ( Bibtex ) L. Molnár, I. Vajda Decoding error probability of the Einarsson-code for frequency-hopped multiple access channel Problems of Control and Information Theory, 1983, vol. 13, no. 2, pp. 109-120. ( Bibtex ) S. Csibi, L. Györfi, Z. Györfi, I. Vajda Information transmission with intermediate storage under the special conditions of microcomputers Periodica Polytechnica, 1980, vol. 24, pp. 222-227. ( Bibtex ) L. Györfi, I. Vajda Upper bound on the error probability of detection in non-Gaussian noise Problems of Control and Information Theory, 1980, vol. 9, no. 3, pp. 215-224. ( Bibtex ) I. Vajda, I. Kerekes, L. Györfi, H. Gomez Remarks on a coding technique for asynchronous multiple access communication Problems of Control and Information Theory, 1979, vol. 9, no. 4, pp. 287-296. ( Bibtex ) I. Vajda Adaptive Gaussian detection without a priori symbol synchronization Problems of Control and Information Theory, 1978, vol. 9, no. 2, pp. 133-140. ( Bibtex ) L. Györfi, Z. Györfi, I. Vajda Bayesian decision with rejection Problems of Control and Information Theory, 1978, vol. 8, no. 5, pp. 445-452. ( Bibtex ) L. Györfi, Z. Györfi, I. Vajda A strong law of large numbers and some applications Studia Scientiarum Mathematicarum Hungarica, 1977, vol. 12, pp. 233-244. ( Bibtex )
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