Recent activities

  • TatraCrypt '01, First Central European Conference in Cryptography, at Liptovsky Jan,
       Slovakia, June 21 - 25, 2001. (link)
  • EPSCoR, "Diversity of Informatics "Conference, session on Computer and Information
       Security, in  Lincoln - Nebraska, April 4-5,  2002.
  • Canadian Mathematical Society,   Summer meeting,  session on Cryptology,   at Laval 
       University, Quebec City - Canada, June 15-17, 2002. (link)
  • HajduCrypt '02, Second Central European Conference in   Cryptology,  at  Debrecen
       University - Hungary, July 4-6, 2002. (link)
  • VII Spanish Meeting on Cryptology & Information Security,   Oviedo, Asturias, Spain,
        5-7  September,  2002. (link)
  • Received the  Euler medal of the ICA , Spring 2002.
  • First Irsee Conference, Finite Geometries, Irsee, Germany, February 16-21, 2003.
  • 34th Southeastern Conference on Combinatorics, Graph Theory and Computing, Boca
       Raton,   Florida, March 3 - 7, 2003. (link)
  • Organizer, Third Pythagorean Conference on   Geometry, Combinatorial Designs   and
       Cryptology, Faliraki, Rhodes, Greece, June 1-7, 2003. (link)
  • TatraCrypt '03   Conference,   Third  Central   European   Conference   on Cryptology
       Slovakia   June 26-28, 2003. (link)
  • Program   Committee Member,   WartaCrypt '04,   "The   Fourth   Central   European
       Conference on Cryptology" Bedlewo Poland, July 1-3, 2004. (link)
  • Plenary Speaker,   ALCOMA '05, Thurnau - Designs and Codes,   Thurnau, Germany,  
       April 3-10, 2005. (link)
  • Program Committee Member, MoraviaCrypt '05,   "The Fifth Central Central European
       Conference on Cryptology", Brno, Czech Republic, June 15-17, 2005. (link)
  • Plenary Speaker,  Summer School "Giuseppe Tallini"   on Combinatorial Geometries,
       Potenza, Italy, September 5-9, 2005. (link)
  • Program Committee Member, NyirCrypt '06, " The Sixth Central European Conference
       on Cryptology", Nyiregyhaza, Hungary, June 15-17, 2006. (link)
  • Invited Speaker, "New Approaches to Designing Public Key Cryptosystems Based on
       Finite Groups",   SIAM   Discrete Math. DM06/MS32, session on Cryptography   &
       Security, University of Victoria, Victoria, Canada, June 25-28, 2006. (link)
  • Plenary Speaker,     "Group Theoretic Cryptography",   TatraCrypt '07,   The Seventh
       Central European Conference on Cryptography, Smolenice Castle,   Slovakia , June
      22-24, 2007. (link)
  • Plenary Speaker, "Large sets of t-designs and orthogonality",   Conference on Combina-
       torial   Designs   (in honor of Alex Rosa's 70th birthday),   Bratislava,   Slovakia,
       July 2-6, 2007. (link)
  • Participant,   First Istanbul Design Theory and Combinatorics Conference, in honor of
       Curt Lindner's 70th birthday.   Koc University,   Istanbul ,  June 15-21, 2008. (link)
  • Plenary Speaker,   "Orthogonal resolutions of t-designs", Combinatorics 2008, Interna-
       tional conference on pure and applied combinatorics and its connection with Geome-
       try Graph Th. and Algebra. Costermano Lk Garda (VR), Italy, June 22-28, 2008. (link)
  • Plenary Speaker,   "Group factorizations and non-abelian discrete logarithms", CECC '08,
       The Eighth Central European Conference on Cryptology.    Institute   fur  Mathematik;
       Institut fur Angewandte Informationsverarbeitung und Kommunikationstechnologie, TU,
       Graz, Austria, July 2-4, 2008. (link)
  • Plenary Speaker,   "Non-abelian discrete logarithms and minimal logarithmic signatures",
       22nd Midwest Conference on Combinatorics, Cryptography and Computing, UNLV,
       Las Vegas, Nevada, October 22-24, 2008. (link)
  • Participant,  "International Conference on Finite Geometry in honor of the 70th birthday
       of Norman L. Johnson", sponsored by UT San Antonio and UT Arlington, San Antonio,
       March 26--29, 2009.(link)
  • Participant, "Cryptology, Designs and Finite Groups 2009" in honor of the 70th birthday
       of   Spyros Magliveras", sponsored by Florida Atlantic University, Boca Raton, Florida
       May 17-22, 2009. (link)
  • Participant, "Combinatorial Configurations and their Applications 2009", Mich. Technical
       University, Houghton, Michigan, August 6-8, 2009. (link)
  • Plenary Speaker, MJdR.   A Conference in honor of  Professor   Marialuisa J. de Resmini,
       Universita di Roma, La Sapienza, Rome Italy, September 23-25, 2009. (link)
  • Plenary Speaker,   LaueFest    "A Conference in honor of    Professor Dr. Reinhard Laue",
       Universitat Bayreuth, Bayreuth, Germany, January 30, 2010. (link)
  • Principal Organizer, Fourth Pythagorean Conference on  Finite Geometry, Combinatorial
      Designs and Cryptology, Corfu, Greece, May 30-June 4, 2010. (link)
  • Plenary Speaker at the "NATO Advanced Study Institute",  Opatija,  Croatia, June 7-11,
      2010. (link)
  • Invited Speaker, Centre de Recherches Mathématiques (CRM), Workdhop on Complexity
      and Group-based Cryptography, August 30 - September 3, 2010. (link)
  • General Chair,   Thirteenth International Information Security Conference,   ISC 2010,
      Boca Raton, Florida - USA, October 25-28, 2010.  (link)
  • Plenary Speaker   at the “Second Istanbul Design Theory, Graph Theory and Combinatorics
      Conference ”, Istanbul, Turkey, June 27- July 1, 2011. (link)
  • Plenary Speaker at the   APL-2000 Users Conference,   "APL-crypto",   Jersey City, NJ,
     April 22-24, 2012. (link)
  • Participant, 43rd Southeastern Conference on Combinatorics, Graph Theory & Computing,
    Boca Raton, Florida, March 5-9, 2012. (link)
  • Plenary Speaker at   "Trung-Fest"   workshop in honor of Prof. Tran van Trung, on Groups,
    Designs and Cryptography   at   the Institute for Experimental Mathematics,   University of
    Duisburg-Essen,   Essen, Germany,   June 21-22, 2012. (link)
  • Program Committee member,   Participant and session Chair,   Tatracrypt 2012 - the 12th
    Central European Conference on Cryptology,   July 2-4, 2012, Smolenice, Slovakia (link)
  • Speaker and session Chair,   Group Theory, Combinatorics and Computing, Florida Atlantic
    University,   Boca Raton,   Florida, October 3-8, 2012. (link)
  • Participant, 44th Southeastern Conference on Combinatorics, Graph Theory & Computing,
    Boca Raton, Florida, March 4-8, 2013. (link)
  • Program Committee member,  The 12th Central European Conference on Cryptology, 
    June 26-28, 2013, Masaryk University, Brno, Czech Republic (link)
  • Program Committee member,  The Second International Workshop on Modern Crypto-
    graphy and Security Engineering, (MoCrySEn) 2013, September 2-6, 2013, University of
    Regensburg, Germany (link)
  • Participant, 45th Southeastern Conference on Combinatorics, Graph Theory & Computing,
    Boca Raton, Florida, March 3-7, 2014. (link)
  • Program Committee member, Participant and Session Chair,  The 14th Central European
    Conference on Cryptology,   Alfréd Rényi Institute of Mathematics, and Math. Dept of the
    Central European University , Budapest, Hungary, May 21-23, 2014, (link)
  • Invited Speaker,  SIAM Conference on Discrete Mathematics,   Session on Designs,
    On Large Sets,  Minneapolis, Minnesota,   June 16-19, 2014. (link)