ID	原文	译文
44946	密钥协议是保障无线传感网络（WSN, wireless sensor network）安全性的关键技术之一。	The key protocol is one of the crucial technologies to ensure the security for wireless sensor network（WSN）.
44947	Parakh 等基于矩阵分解提出一种传感网密钥协议，	Parakh, et al.proposed a key agreement for WSN based on matrix decomposition.
44948	然而研究表明该协议存在安全隐患。	However, the study revealed that the protocol had security risks.
44949	利用对称矩阵和置换矩阵性质，提出针对该协议的密钥恢复攻击方法。	A key recovery attack scheme against this protocol was proposed by using the properties of symmetric matrix and permutation matrix.
44950	在截获节点行、列向量信息基础上，进行初等变换，构造线性代数攻击算法，求解出等价密钥，	Based on intercepting the row and column vector of the node, elementary transformation was performed to construct a linear algebraic attack algorithm and the equivalent key was obtained.
44951	计算复杂度为 O(N 6 )。	The computational complexity is O(N 6 ).
44952	实验结果表明，在多项式计算复杂度内，该方法可恢复出上述协议的等价密钥，内存开销在可接受范围内。	Experimental results show that the method can recover the equivalent key of the above protocol within the polynomial computational complexity and the memory consumption is within an acceptable range.
44953	此外，为了抵抗线性代数攻击，通过引入随机扰动矩阵，给出一种密钥协商修正方案，并进行了正确性与安全性分析。	In addition, an improved scheme for key agreement was proposed to resist the linear algebraic attack by using a random disturbance matrix, and the correctness and security analysis were also carried out.
44954	提出了一种基于对数符合度下的识别新算法。	A new algorithm based on logarithmic conformity was proposed.
44955	首先，从总的 RSC 码编码方程成立概率出发，引入能够很好衡量编码方程成立大小的对数符合度概念，	Firstly, based on the probability of total Codding equation, the concept of logarithmic coincidence degree, which could measure the establishment of coding equation, was introduced.