diffie造句

• Study on forward secrecy of diffie-hellman key agreement protocol
  密钥建立协议的前向保密性研究
• The key can be used to determine key agreement, such as a key created using the diffie-hellman key agreement algorithm
  密钥可用于确定密钥协议，如使用diffie-hellman密钥协议算法创建的密钥。
• Numerous diffie-hellamn based ak and akc protocol have been proposed, however, many have subsequently been found to have some security flaws
  基于diffie-hellman的ak和akc协议得到了很大的发展,但许多协议仍有一定的安全缺陷。
• In this paper, two kinds of public-key cryptography of data transport are presented rsa encryption algorithm and diffie-hellman encryption algorithm
  本文介绍了数据传输中公开密钥算法中的两种-rsa加密算法和diffie-hellman加密算法
• It includes functions of tonglink / q, using rc5 encryption algorithm, md5 message digesting algorithm, diffie-hellman key exchanging algorism to implement point-to-point security
  描述了通过md5消息摘要算法，rc5加密算法，diffie-hellman密钥交换算法，密钥保存等方法实现点-点加密的过程。
• It investigates the authentication mechanism on diffie-hellman ( dh ), which is why the ike protocol can " t avoid meeting denial-of-service attacks . the weak key confirmation and its key protocol are investigated
  最后，本文探讨了弱密钥认证方式(weakkeyconfirmation)以及基于这种认证方式构造的一种密钥协商协议。
• Under assumptions of kea3, a decision diffie-hellman and a variant of target collision resistance tcrv, the new scheme is proved secure against indistinguishable adaptive chosen ciphertext attack ind-cca2
  rd提出的elgamaldeg方案具有相同的效率和带宽，而deg方案在2004年亚密会上证明为选择密文攻击ind-cca1安全，而新的体制则是ind-cca2安全的。
• Recently, several key-exposure-free chameleon hashes have been constructed based on rsa assumption and sdh strong diffie-hellman assumption . in this paper, we propose a factoring-based chameleon hash scheme which is proven to enjoy all advantages of the previous schemes
  更具体地讲,变色签名的构造遵循了著名的先哈希再签名的范例hash-and-signparadigm,但是稍有不同
• 4 . study existing key-exchange protocols, promote and implement a key exchange protocol under the hardness assumption of the decisional diffie-hellman problem as well as the existence of collision-free hash functions . 5
  在分析了密钥交换方法的基础上设计并实现了基于离散对数困难问题(dlp)和diffie-hellman密钥交换协议，辅以hash函数和公钥证书，进行会话密钥交换方法。
• The main results of this thesis are as follows : 1 . based on the thoughts of " diffie-hellman decision problem " and anonymous signature, an unconditionally anonymous sign-cryption algorithm is proposed and its security proof is given
  研究成果体现在如下几个方面：(1)目前的签密算法要求签密人的身份是公开的，作者利用无条件匿名签名的思想，给出了一个无条件匿名的签密算法，并给出了相应的安全性证明。
• For example, you might consider using certificate-based public private key pairs, or use an approach where two parties use a key agreement protocol diffie-hellman algorithm to generate identical secret keys for encryption without ever having to transmit the secret key
  例如，可以考虑使用基于证书的公钥/私钥对，或使用以下方法：双方使用密钥一致协议（diffie-hellman算法）生成相同的加密密钥，从而无需传输密钥。
• The initialisation key is the first security gate in bluetooth security system, if the initialisation key is got by attacker, the attacker will get the common link key by continue listening the communication . if the common link key is known by others, the two device is no secret before he . the third party can not only listen the two device's communication but also assert him one party to authenticate the other . pairing at place where less people here will reduce the attack . to use long pin managed by diffie-hellman key exchange algorithm will also reduce the attack
  初始字是蓝牙安全系统的第一道安全屏障，如果初始字被攻击者得到，攻击者就可以通过监听两设备的后续通讯进而获得两设备的公共链路字，如果两设备的公共链路字为第三方知晓，那么两设备对于第三方面而言就毫无安全性可言。第三方不但可以偷听两设备的加密通讯，还可以冒充其中一方向另一方鉴权。
• Since whitfield diffie and martin e . hellman firstly brought forward public key cryptography in their new direction in gryptography in 1976, public key cryptography has developed rapidly and so has public key infrastructure . in today's pki framework, public keys are maintained by ca through issuing digital certificate while private keys are maintained by key escrow agent
  自从1976年whitfielddiffie和martine.hellman在《加密的新方向》一文中最早提出公开密钥密码术以来，公开密钥密码术如今已经得到了广泛的应用，而与之紧密相关的公钥基础设施(publickeyinfrastructure，pki)也得到了很大的发展。
• Then we do some research about the basic protocols, the elliptic curve diffie-hellman protocol is improved as it can ’ t make identity authentity and can ’ t resist third party ’ s attacks; at the same time, the signature equation of elliptic curve digital signature algorithm is reconstructed, and the improved kp + lqalgorithm is applied into verification stage, the whole speech of the protocol is improved greatly
  接着,研究和分析了基于ecc的各类密码协议。针对密钥交换协议不能进行身份鉴别以及存在第三方攻击的问题,对其加以改进;同时,对数字签名协议中的签名方程重新构造,并将优化的kp+lq算法用于验证过程,提高了协议的执行效率。
• We studied in detail the diffie-hellman share secret protocol and present an improved scheme of this protocol which could resist middle-insert-attack effectively . at last, based on the theory discussed above, we present a quadratic authentication ancl encryption system which could complete encryption / decyption, identify authentication and signature functions and integrated these functions in one smart card
  在本课题中还对rsa公钥密码体制及数字签名技术进行了深入的研究，对目前网上安全协议中应用较多的diifie?heliman密钥交换协议进行了深入研究，并对此协议提出一种基于rsa签名认证的改进方案，此种方法可以有效抵抗中间插入攻击。
• In the research of secure communication, the thesis analyzes some shortcomings of diffie-hellman's crypt key exchanging protocol, presenting a new exchanging method based on the " station to station " protocol and cookie mechanism, realizing the software of crypt key exchanging and secure communication of ip datagram on router
  在对安全通信的研究中，本文分析了diffie-hellman密钥交换协议中易受攻击的地方，提出了基于端对端协议及cookie机制的密钥交换新方法，并在路由器上实现了密钥交换和ip报文的安全通信。
• Some related key problems are also studied . firstly, the thesis analyses the gdh . 2 ( group diffie-hellman ) protocol, and points out its deficiencies, then discusses an extended contributory conference key agreement protocol-- mgdh . 2 proposed by the researchers at the institute of mobile communication in southwest jiaotong university
  本文首先对m.steiner等提出的扩展的diffie-hellman协议(gdh.2)进行分析，指出了它存在的一些安全隐患，并针对其漏洞讨论了一个由西南交通大学移动通信研究所的研究人员提出的改进“协商式”会议密钥分配协议--m-gdh.2协议。
• The agent of kdc producing key on the basis of users " individual character information, it adopts the digital watermark technology based on colored static digital picture to hide users " individual character information in the corresponding picture, use rsa algorithm to produce the public-key and private key, and utilize the diffie-hellman algorithm safe conveying to kdc system; as to session key system, use algorithms of one-time key that put forward in text producing
  个性化kdc代理采用基于彩色静止数字图像的数字水印技术将用户的个性信息隐藏在相应的图像中，对于公开密钥系统运用rsa算法产生基于用户个性信息的公开密钥私人密钥，并利用密钥交换算法??diffie-hellman算法将公开密钥安全的传送到kdc系统；对于会话密钥系统，运用本文提出的一次一密会话密钥产生的算法，利用单向散列函数的性质产生在既定范围内随着明文密文进行加密解密的需要而动态生成的一次一密的会话密钥。
• Then, it introduce several cryptographic protocol based on elliptical curve, including diffie-hellman key switching, elgamal encryption and decryption, elgamal digital signature, ecdsa, etc . based on these, the author analyze kinds of security threat faced to 3g system and discuss the security rule and security objectives
  然后介绍了基于椭圆曲线的几种密码协议，包括diffie?hellman密钥交换，elgamal加解密，elgamal数字签名，ecdsa等协议。在此基础之上，分析了3g系统面临的各种安全威胁并对系统的安全原则和安全目标进行了讨论。