ICTAC 2008 was held in Marmara, Istanbul, Turkey - 1-3 November 2008.

ICTAC 2007 was held in Macao, Macao - 26-28 November 2007. The Proceedings are published in LNCS Volume 4711

ICTAC 2006 was held in Tunis, Tunisia - 20-24 November 2006. The Proceedings are published in LNCS Volume 4281

ICTAC 2005 was held in Hanoi, Vietnam - 17-21 October 2005. The Proceedings are published in LNCS Volume 3722

ICTAC 2004 was held in Guiyang, China, 20-24 September 2004. The Proceedings are published as LNCS Volume 3407