%0 Journal Article
%T Knapsack-Type Public-Key Cryptosystem with High Density<br>高密度背包型公钥密码体制的设计
%A Wang Bao-cang
%A Hu Yu-pu
%A <br>王保仓
%A 胡予濮
%J 电子与信息学报
%D 2006
%I 
%X This article proposes a new easy knapsack problem, based on which a novel knapsack-type public key cryptosystem is derived. The cryptosystem obtains a high knapsack density, and hence it is secure against low density subset-sum attack. Some other attacks on the scheme are also analyzed.
%K Public-key cryptosystem
%K Trapdoor knapsack
%K Low density subset-sum attack
%K Lattice basis reduction<br>公钥密码体制
%K 陷门背包
%K 低密度子集和攻击
%K 格基规约
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=1319827C0C74AAE8D654BEA21B7F54D3&jid=EFC0377B03BD8D0EF4BBB548AC5F739A&aid=2D63085095FBEFF0&yid=37904DC365DD7266&vid=D3E34374A0D77D7F&iid=59906B3B2830C2C5&sid=764CFDBFE956EAB0&eid=3CE4809583EA9894&journal_id=1009-5896&journal_name=电子与信息学报&referenced_num=1&reference_num=11