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Forum RFID重加密技术中的一种防置换攻击算法
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Forum Thread Details
  • Replies 0 replies
  • Subscribers 218 subscribers
  • Views 302 views
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  • rfid
  • 算法
  • 攻击
  • 置换
  • 重加密
  • 技术
Related

RFID重加密技术中的一种防置换攻击算法

sailmoon
sailmoon over 15 years ago

摘 要:重加密技术是解决RFID(射频识别)安全问题的一种方法,它周期性地改变标签名以防止标签跟踪。重加密要求标签名可修改,这就使得攻击者可以交换两 个合法标签的标签名,形成置换攻击。防置换攻击仍然是重加密中未完全解决的问题,其难点在于防置换攻击时需保持标签匿名性。提出了一种重加密中的防置换攻 击算法,在 “攻击失效”模型下.实现了防ID置换攻击和公钥置换攻击,并给出了证明。该算法要求标签内增加一个硬件乘法器,目前的RnD芯片水平可实现该要求。

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imageRFID重加密技术中的一种防置换攻击算法.pdf
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