Recent (and not so recent) conferences
- Regional Conference in the Mathematical Sciences,  University of Nebraska,   Lincoln,
October 27, 2000.
- TatraCrypt '01 First Central European Conference in Cryptography, at Liptovský Ján,
   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.
(link)
- 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)
