- 2000: Crypto session at the 14th Czech and Slovak International Conference on Number Theory, Liptovský Ján, Slovak Republic.
- 2001: TATRACRYPT ’01, Liptovský Ján, Slovak Republic.
- 2002: HajduCrypt ’02, Debrecen, Hungary.
- 2003: TATRACRYPT ’03, Bratislava, Slovak Republic.
- 2004: WARTACRYPT’04, Będlewo, Poland.
- 2005: MoraviaCrypt ’05, Brno, Czech Republic.
- 2006: NYÍRCRYPT ’06, Nyíregyháza, Hungary.
- 2007: TATRACRYPT ’07, Smolenice, Slovak Republic.
- 2008: 8th Central European Conference on Cryptography – Graz, Austria.
- 2009: 9th Central European Conference on Cryptography – Třebíč, Czech Republic.
- 2010: 10th Central European Conference on Cryptography – Będlewo, Poland.
- 2011: 11th Central European Conference on Cryptography – Debrecen, Hungary.
- 2012: 12th Central European Conference on Cryptography – Smolenice, Slovak Republic.
- 2013: 13th Central European Conference on Cryptography – Telč, Czech Republic.
- 2014: 14th Central European Conference on Cryptology – Budapest, Hungary.