Information security incorporates a wide range including authentication , identification , authorization , message integrity , confidentiality and non - repudiation 信息安全涉及的领域包含鉴定、认证、授权、完整性、机密性、不可否认性等。
In the new scheme , the digital signature can not be denied or forged , and the secret key update algorithm is fast , and the sizes of key and signature are small 新方案具有签名的不可伪造性和不可否认性、密钥进化快、签名和密钥长度短等特点。
It can provide many network applications with all kinds of security service , such as authentication , confidentiality , information integrity and non - repudiation of transaction 它可以为各种网络应用提供身份认证、信息的机密性和完整性以及交易的不可否认性等安全服务。
The combination usage of asymmetric and symmetric algorithm can insure the integrity , confidentiality , non - repudiation of message which are need in e - commerce 综合运用对称加密和公开密钥加密技术可以保证信息的机密性，完整性，和不可否认性，而这些正是电子商务要求的服务。
The new protocol has solved two more outstanding problems in the wireless network : the active identity protection to the initiator and the peers can not deniable for the interaction between them 新的协议解决了无线网络中比较突出的两个问题：对发起者的主动身份保护和不可否认性。
That is the reason that it is n ' t be used widely . the content of information safety includes : confidentiality , integrity , availability , controllability and non - deny 信息安全的内容主要包括五个部分：信息的保密性、信息的完整性、信息的可用性、信息的可控性、信息的不可否认性。
7 ) in fsca , all operations of managers are recorded in system log , and digital watermark technology is used to ensure authoritativeness , accountability , integrity of the log 7 )采用数字水印日志技术。 fsca系统严格记录管理员的操作日志，并且日志采用数字水印技术保证其权威性、不可否认性和完整性。
Ssl can ensure information ’ s truthfulness , integrality and confidentiality . but it doesn ’ t provide digital signature to message on application layer . so it can ’ t ensure non - repudiation of receiving data 但由于ssl不对应用层的消息进行数字签名,因此不能提供交易的不可否认性,但可以对ssl协议进行改造,以达到防抵赖的目的。
Analyses show that the improved protocol avoids the trusted third party being the bottleneck problem , and also realizes the confidentiality of transferring data , and the fairness and non - repudiation of the sender and the receiver 经分析，改进协议避免了可信第三方的系统瓶颈问题，并实现了交换数据机密性、交易的公平性与收发双方的不可否认性。
When constructing countrywide production & management decision support system of tobacco industry , there are security questions in data integrity , secrecy , irreversibility , and identity authentication authorization 在构建全国烟草行业卷烟生产经营决策信息系统(简称国家烟草一号工程)中,存在数据完整性、机密性、不可否认性及身份认证授权等安全问题。
