| 2001 |
| Stefanos Gritzalis, S. Katsikas, D. Lekkas, Towards an ISO-9000 compliant Certification Service Provider, HERCMA, E. A. Lipitakis , YES, 390-397, Σεπτέμβριος, 2001, Athens, Greece, LEA Pubs |
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| Stefanos Gritzalis, S. Katsikas, D. Lekkas, Deploying Quality Management in Trusted Third Parties within a Medical Environment: Towards ISO9000 Compliance, 6th International Symposium on Health Information Management Research, 137-151, Μάιος, 2001, Chalkidiki, Greece, Sheffield Academic Press |
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| Stefanos Gritzalis, S. Katsikas, D. Lekkas, Towards an ISO-9000 compliant Trusted Third Party in a Medical Environment: The Quality of Service Perspective, World Multiconference on Systemics, Cybernetics and Informatics, 149-154, Ιούλιος, 2001, Orlando, FL |
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| 2000 |
| Stefanos Gritzalis, N. Nikitakos, Risk Management for new Information Technology insertion in a Shipping Company, 13th National Conference in Operational Research, E. Sambrakos , YES, Δεκέμβριος, 2000, Piraeus, Greece, University of Piraeus Pubs |
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| 1999 |
| Stefanos Gritzalis, S. Katsikas, A. Patel, P. Gladychev, Towards a Cross-Domain Trusted Third Party Infrastructure, ISAS/ISC ’99 5th International Conference on Information Systems, Analysis and Synthesis , N. Gallaos , YES, 412-414, Ιούλιος, 1999, Orlando, USA |
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| Stefanos Gritzalis, S. Katsikas, D. Lekkas, A. Patel, P. Gladychev, Support for Legal Relationships and Anonymity in the KEYSTONE Public Key Infrastructure Architecture, IFIP WG 8.5/9.6 Working Conference on User Identification and Privacy Protection, S. Fischer-Hubner, G. Quirchmayer, L. Yngstrom , YES, 243-254, Ιούνιος, 1999, Stockholm, Sweden |
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| 1998 |
| Stefanos Gritzalis, Iliadis John Iliadis John, V. Oikonomou, Towards Secure Downloadable Executable Content: The Java Paradigm, SAFECOMP, W. D. Ehrenberger, YES, 117-127, Οκτώβριος, 1998, Heidelberg, Germany, Springer LNCS 1516 |
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| Stefanos Gritzalis, Iliadis John Iliadis John, V. Oikonomou, Security issues surrounding the Java programming language, 14th IFIPSEC , G. Papp, R. Posch, YES, 3-14, Σεπτέμβριος, 1998, Vienna, Austria, IFIP & Austrian Computer Society |
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| Stefanos Gritzalis, Iliadis John Iliadis John, Addressing security issues in programming languages for mobile code, DEXA , R. Wagner, YES, 288-293, Αύγουστος, 1998, Vienna, Austria, IEEE CPS |
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| Stefanos Gritzalis, D. Spinellis, G. Aggelis, Programming Languages for Mobile Code: A problems Viewpoint, INC 1998 1st International Network Conference, P. Sanders , YES, 210-217, Ιούλιος, 1998, Plymouth, UK, published by University of Plymouth |
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Greek