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IEEE Security & Privacy > 2011 > 9 > 3 > 74 - 77
2010 14th Panhellenic Conference on Informatics > 135 - 140
IEEE Security & Privacy > 2010 > 8 > 1 > 50 - 52
IEEE Security & Privacy > 2010 > 8 > 3 > 88
IT Professional > 2009 > 11 > 3 > 14 - 21
IT Professional > 2009 > 11 > 3 > 38 - 45