【摘要】 在系统安全的研究中,低代价的接入设备的认证一直是研究的重要课题之一。该文系统地研究了IC卡公话系统交互协议的设计问题,分析了IC卡公话系统的实际安全威胁,在现有的可能的交互方法中,确定了适合现有IC卡公话系统技术条件的交互协议,研究了其安全性,指出了实际实现时若干应注意的问题。更多还原

【Abstract】 Authenticatio n is always one of the most important question for study on simple access device during re-searching system security.The paper systematically studies the desig n problems of the interworking protocol of IC card telephone system for public use,analyses the security threat of the system,determines the interworking pro tocol suit for this system,studies the quality of security and points out some problems which should be paid attention to in implementing.更多还原