基于NFC(near field communication,近场通信)技术的闪付服务,即中国银联所推出的小额免密支付服务,在丰富人们生活的同时,也使得用户的个人信息和财产安全面临着威胁。对此,从闪付服务中可能的隐私泄漏点-闪付卡出发,设计了一个针对其...基于NFC(near field communication,近场通信)技术的闪付服务,即中国银联所推出的小额免密支付服务,在丰富人们生活的同时,也使得用户的个人信息和财产安全面临着威胁。对此,从闪付服务中可能的隐私泄漏点-闪付卡出发,设计了一个针对其进行重放攻击的模型,以及进行攻击所需的基于PBOC3.0协议的通信协议。在此基础上利用PC机及附属设备搭建环境,对闪付卡与收单方间合法通信过程进行了监听,并利用监听过程中所截留的数据,模拟了闪付卡扣款流程,实现了重放攻击。此外,通过对截留的通信数据的分析,并结合对PBOC3.0协议的研究,找到了PBOC3.0协议的漏洞。最后提出了针对闪付卡重放攻击的对抗措施,以及PBOC3.0协议的改进措施。展开更多
The central bank will continue to make more bilateral currency swap deals,and enlarge the scope and scale of renminbi settlements with countries along the'Belt and Road'Initiative to cut exchange rate risk and...The central bank will continue to make more bilateral currency swap deals,and enlarge the scope and scale of renminbi settlements with countries along the'Belt and Road'Initiative to cut exchange rate risk and transaction cost for trade and investment,said a senior central bank official recently.展开更多
China will press ahead with its opening-up and relax restrictions on foreign investors in the financial services sector,the People's Bank of China said on October 30.. It“will,in a modest manner,allow foreign
文摘基于NFC(near field communication,近场通信)技术的闪付服务,即中国银联所推出的小额免密支付服务,在丰富人们生活的同时,也使得用户的个人信息和财产安全面临着威胁。对此,从闪付服务中可能的隐私泄漏点-闪付卡出发,设计了一个针对其进行重放攻击的模型,以及进行攻击所需的基于PBOC3.0协议的通信协议。在此基础上利用PC机及附属设备搭建环境,对闪付卡与收单方间合法通信过程进行了监听,并利用监听过程中所截留的数据,模拟了闪付卡扣款流程,实现了重放攻击。此外,通过对截留的通信数据的分析,并结合对PBOC3.0协议的研究,找到了PBOC3.0协议的漏洞。最后提出了针对闪付卡重放攻击的对抗措施,以及PBOC3.0协议的改进措施。
文摘The central bank will continue to make more bilateral currency swap deals,and enlarge the scope and scale of renminbi settlements with countries along the'Belt and Road'Initiative to cut exchange rate risk and transaction cost for trade and investment,said a senior central bank official recently.
文摘China will press ahead with its opening-up and relax restrictions on foreign investors in the financial services sector,the People's Bank of China said on October 30.. It“will,in a modest manner,allow foreign
