如果用户重置密码成功,你需要用一组新的随机选取的问题来代替以前所使用的问题。
If the user is successful, you choose a new set of random questions to ask to replace the questions previously used.
但是当用签名代替PIN密码时,就只能对信用卡进行有限授权的操作。
But when you replace the PIN code with your signature, the card becomes very limited and can only be used for limited access.
然后用数字、符号和混合大小写来重新编排一下:“2bon2bT1tq”(用“2”代替“to”),这样这就成了一个有万亿次变化可能性的密码。
Then use numbers, symbols and mixed-case letters to recreate it: “2bon2bT1tq” is a password with quadrillions of variations.
一个密码用符号来代替单词,短语或者句子。想要解读一个真正的密码信息,你必须有一个密码本。
A code USES symbols to replace words, phrases, or sentences. To read the message of a real code, you must have a code book.
一个密码用符号来代替单词,短语或者句子。
A code USES symbols to replace words, phrases, or sentences.
基于这一模型,设计了一个称为基于全非奇异矩阵的代替置换网络的密码结构。
Based on this model, a new crypt structure called completely nonsingular matrix based substitution permutation network is designed.
论文介绍了一种基于全非奇异矩阵的代替置换网络,它可有效的提高分组密码抗线性密码分析的能力。
This paper introduces a completely nonsingular matrix based substitution permutation network that can effectively improve the performance of the block cipher against linear cryptanalysis.
包含代替置换网络的分组密码是一种广泛使用的分组密码系统。
The block cipher with a substitution permutation network is the best known and widely used block cipher system.
指出了使用大规模的基于全奇异矩阵的代替置换网络可有效地提高分组密码抗差分密码分析的安全性。
Therefore, using large completely nonsingular matrix based substitution permutation networks can effectively improve cipher security in relation to differential cryptanalysis.
指出了使用大规模的基于全奇异矩阵的代替置换网络可有效地提高分组密码抗差分密码分析的安全性。
Therefore, using large completely nonsingular matrix based substitution permutation networks can effectively improve cipher security in relation to differential cryptanalysis.
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