國立臺灣大學資訊工程學系Hsu, JaneJaneHsu2006-09-272018-07-052006-09-272018-07-052003-03-26http://ntur.lib.ntu.edu.tw//handle/246246/20060927122857757820e-commerce & web technology. u2010 handout 03/26/2003. security. 1. copyright (c) 2003 jane hsu. 1. security & encryption. jane hsu. copyright (c) 2003 jane hsu. 2. the internet is an insecure place. many protocols do not provide anyapplication/pdf888006 bytesapplication/pdfzh-TWreporthttp://ntur.lib.ntu.edu.tw/bitstream/246246/20060927122857757820/1/030326.pdf