例句與造句

1. On the whole , bb84 + quantum cryptographic key distribution project is far from a termless absolute secure one in the perspective of theory , because the efficiency is enhanced on the sacrifice of security decreased . what ' s more , some works are done to strengthen the cryptograph in the field of identity authentication and other sectors , and the enhancement of efficiency strongly supports the cryptograph
   綜合來看， bb84 +量子密鑰分配方案并不是一個(gè)理論上無條件絕對安全的方案，他在安全性能上的降低得到的代價(jià)卻是效率的極大提高，并且此方案在身份認(rèn)證和其他環(huán)節(jié)上對其有所降低的安全性能作了保密加強(qiáng)的工作。
2. The main sections of this paper are as followed : in the first chapter , some basic concepts and terms of cryptology are introduced , including the classification of cryptology , the sttucture of a typical cryptosystem , the methods of cryptograph analysis and classfy the cryptograph algorithins using different methods
   本論文主要由以下幾個(gè)部分組成：第一章介紹了密碼學(xué)的一些基本概念和術(shù)語。主要包括密碼學(xué)的分類、典型密碼系統(tǒng)的結(jié)構(gòu)、密碼分析的方法，并說明了密碼算法的不同分類方法。第二章主要介紹常用的密碼算法。
3. Abstract aiming at the defects of diffusion function with lower diffusing speed and needing multiple round iteration to resist differential attack in the image encryption algorithm based on chaotic block cipher , a new chaotic image encryption algorithm based on output ? cryptograph mixed feedback was proposed
   摘要針對現(xiàn)有基于混沌分組密碼的圖像加密算法中，擴(kuò)散函數(shù)擴(kuò)散速度慢、需要多輪迭代才能抵抗差分攻擊的缺點(diǎn)，提出了一種新的基于密文和輸出混合反饋的混沌圖像加密算法。
4. In chapter 5 , the thesis analyses the hidden trouble of security hi usually c / s pattern , advances a measure of transferring and memorizing the user ' s password in cryptograph form to solve the trouble that user ' s password can be eavesdropped and intercepted possibility when it was transferred and memorized
   其次，文章在第五章分析了一般c s模式中存在的安全性隱患，提出用密文形式傳輸和存儲用戶口令的方法，解決用戶口令在傳送和存儲時(shí)有可能被竊聽或截取的問題。
5. Pki ( public key infrastructure ) technique adopting digital certificate , certification authority , security protocol of network communication based on cryptograph of nowdays , it can provide multifarious service of safty for varying user in terms of varying needs of safty . so it is a better solution to the task
   Pki ( pubickeyinfrastructure ，公共密鑰基礎(chǔ))技術(shù)，采用建立在現(xiàn)代密碼學(xué)基礎(chǔ)之上的數(shù)字證書、 ca認(rèn)證中心、網(wǎng)絡(luò)通訊加密協(xié)議等，為不同的用戶按不同安全需求提供多種安全服務(wù)，較好地為這一課題提供了解決方案。
6. It's difficult to find cryptograph in a sentence. 用cryptograph造句挺難的
7. In this paper we study the security mechanism based on ip , because ipsec protocol is a security mechanism based on cryptograph , we discussed cyptograhical algorithm firstly , then we analyze the cryptographical modes in the enviroment of ip communications
   本文對基于ip的安全機(jī)制? ? ipsec協(xié)議進(jìn)行了研究， ipsec協(xié)議是基于加密機(jī)術(shù)的安全機(jī)制。本文首先研究了加密算法，重點(diǎn)研究了高級加密標(biāo)準(zhǔn)( aes )算法及其在ipsec協(xié)議中的應(yīng)用，并對ip環(huán)境下的加密模式做了一定的分析。
8. When we applied the properties of quantum mechanics to information , classical limit of information theory could be exceeded in many ways , and we can accomplish many unimaginable tasks for classical information processing , such as fast factoring , tele - portation , absolutely secure cryptograph etc . the naissance of quantum information provided with reliable physical foundation for future revolution of information as well as new principle and method for development of information in 21 century
   將量子系統(tǒng)的特性應(yīng)用到信息領(lǐng)域中，可以在許多方面突破經(jīng)典信息理論的極限，實(shí)現(xiàn)經(jīng)典信息處理難以想象的功能，如大數(shù)因子分解、隱形傳態(tài)、絕對安全的密碼等。量子信息科學(xué)的誕生為未來信息科學(xué)的革命性變革提供了可靠的物理基礎(chǔ)，為信息科學(xué)在21世紀(jì)的發(fā)展提供了新的原理和方法。
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