%0 Journal Article
%T E-cash system based on key-insulated cryptosystem<br>密钥绝缘的电子货币系统
%A YAN Li-ping
%A PAN Zheng-yun
%A SU Yun-xue
%A <br>闫丽萍
%A 潘正运
%A 苏云学
%J 计算机应用
%D 2006
%I 
%X The security of the bank's private key and efficiency of e-cash system were analyzed.Based on(t,n) key-insulated cryptosystem,a new e-cash system was presented which enhances the security of the bank's private key.On one hand,the private key of the issuer was evolved every period,and public key constant.On the other hand,each coin had a life cycle,and all the coins were divided into varies collections according to the issing perioed,which reduces the cost of double-spending checking and storage.
%K key-lnsulated
%K electronic cash
%K blind signature<br>密钥绝缘
%K 电子货币
%K 盲签名
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=8240383F08CE46C8B05036380D75B607&jid=831E194C147C78FAAFCC50BC7ADD1732&aid=32A6C855F7C2A819&yid=37904DC365DD7266&vid=96C778EE049EE47D&iid=0B39A22176CE99FB&sid=EA64BD0B2FF6E786&eid=ADA964A39FA46DDA&journal_id=1001-9081&journal_name=计算机应用&referenced_num=2&reference_num=6