Translation missing: zh_tw.personal_conference.year	2007
Translation missing: zh_tw.personal_conference.authors	左瑞麟
Translation missing: zh_tw.personal_conference.paper_title	Raylin Tso*;Takeshi Okamoto;Eiji Okamoto, 2007.04, 'An improved signcryption scheme and its variation, ' Proceedings of the Fourth International Conference on Information Technology: New Generation, University of Las Vegas, pp.772-778.(*为通讯作者)
Translation missing: zh_tw.personal_conference.publication_date	2007-04-01
Translation missing: zh_tw.personal_conference.isi_number	237398