Users may select encryption without specifying authentication, but this action leaves the packets vulnerable to active attacks, which can lead to an outside entity breaking the encryption.
用户可以选择不用特定的认证进行加密，但是这样会让包容易受到攻击，导致让别人破坏加密。
A simple hash, as sometimes used in HTTP Basic authentication, is subject to replay attacks because one can easily sniff the traffic and replay the hash without knowing the password.
简单的哈希(例如有时在HTTP基本身份验证中使用的哈希)易受到回复攻击的威胁，因为攻击者可以很容易地探查到通信并能够在不知道密码的情况下回复哈希。
The security analyses show that the improved authentication protocol is much stronger against these three kinds of attacks than the traditional protocol.
相应的安全性分析明确给出了考虑这三种攻击时，改进的认证协议比以前的协议更加强健。
This scheme only need execute one times public key Authentication, so that reduced the computation, furthermore, its security was better in power analysis attacks.
为了克服这些问题，结合目前的抗功耗加密算法设计和哈希签名方案，文中提出了抗功耗攻击的快速哈希签名方案。
Traditional password authentication schemes are vulnerable to replay attacks because of the fixed password and unchanged messages submitted by users for verification.
由于每次登录时用户提交的认证信息都是固定不变的，传统的口令认证机制容易遭受回放攻击。
By the way of encryption, message authentication, and digital signature, the Call System can defense the interior attacks and achieves fine-grained security.
通过对呼叫数据进行加密、消息认证和数字签名，防止内部攻击，实现安全细粒度控制。
Security mechanism adds authentication and encryption mechanisms to MAC frame to defense MAC layer security attacks.
安全机制通过增加MAC帧的认证和保密以防御MAC层的安全攻击。
The security of its authentication mechanism is studied, indicating that it can protect against the common types of attacks.
对该认证机制的安全性进行了研究，分析表明它能抵抗常见类型的攻击。
Forever, many hackers attack means, such as phishing and SQL injection attacks, start from the identity authentication.
目前的很多黑客攻击手段，如钓鱼攻击、SQL注入攻击等各种网络攻击方式都是由身份认证开始的。
The main advantages include better session key management, improved security, greater availability, anti denial of service attacks and simple authentication.
新结构在密钥管理、全可靠性以及认证方法方面都比传统的结构有较大的改进。
WCF supports mutual authentication, which identifies both the client and the service in tandem, to help in preventing man-in-the-middle attacks.
WCF提供相互认证，确定客户和串联使用，以帮助防止中间人攻击。
Simulation tests show that the identity authentication model can stand with password attacks, filtrate out invalid login requests availably, and have advantages of good robustness and reliability.
仿真实验表明，该身份认证模型能够承受各种口令攻击，有效过滤非法用户的登录请求，具有较好的鲁棒性和可用性。
There are many kinds of ways of attacks on authentication protocol, but replay attacks and type flaw attacks account for more than 90 percent of them.
对认证协议的攻击形式有很多，但已构成的攻击事例中，百分之九十以上是重放攻击和类型缺陷攻击。
Traditional ID authentication combines a user name and a password, which is not sufficient enough to assure the security of application systems in an environment full of hackers network attacks.
传统的身份认证只是一种用户名和口令的简单组合，在充满黑客和攻击的网络环境下，这种认证方式已经不能充分保证应用系统的安全。
MCPK-based security with routing protocols, OLSR neighbor detection stage by the introduction of secure authentication mechanisms to prevent wormhole attacks.
采用基于MCPK的安全路由协议，通过在OLSR邻居探测阶段引入安全验证机制来预防虫洞攻击。
MCPK-based security with routing protocols, OLSR neighbor detection stage by the introduction of secure authentication mechanisms to prevent wormhole attacks.
采用基于MCPK的安全路由协议，通过在OLSR邻居探测阶段引入安全验证机制来预防虫洞攻击。
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