And thus it is necessary for us to study at the technology , management and law system , etc . firstly , this thesis discusses the concept , actuality and all kinds of risk of the online securities trading , and then bring forward corresponding security plan applying to run system security , data transmission security and operation security respectively 这就需要从技术、管理和法律制度等方面下功夫。本文首先讨论了网上证券交易的概念、现状及各种风险，然后主要从网上证券交易的运行系统安全，系统数据传输安全和交易运作安全等方面出发，分别提出了相应的安全保障策略，并在系统数据安全部分重点研究了基于数字签名的网上证券交易安全解决方案。
