Ioannis Kostopoulos was born in Athens, Greece, in 18 November of 1972. Since 1982 he is living in tha capital of Peloponesse, Patras.
He graduated in Mathematics department of University of Patras on September 1995.

He is now attending the Ph. D. degree in Computer Engineering and informatics department (Database Laboratory), and he is also a member of the Research Unit II of the Computer Technology Institute. 

His main research interests are digital watermarking of still images and Video, data hiding and cryptography.