at present, the main research directions of cognitive radio include spectrum sensing, spectrum analysis, spectrum decision, spectrum sharing, spectrum mobility management, route designing, transport layer protocol, network security problem and so on.

then we focus on some important protocols which will be used in wpki, especially the wep algorithm in ieee 802.11 and the wireless transport layer security ( wtls) in wireless application protocol ( wap).

特别是IEEE802.11中的WEP算法和无线应用协议（WAP）中的无线传输层安全协议（WTLS）。

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in the framework of wap, the protocol wtls ( wireless transport layer security) which is based on wpki, is adopted to provide several security services in application level such as authentication, confidentiality and integrity.

在WAP应用框架中，采用了基于WPKI基础设施的WTLS协议来提供诸如身份认证、保密性、完整性等应用层级的安全服务。

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, such as secure sockets layer ( ssl) along with the transport layer security ( tls) and ipsec, provide the transient, point-to-point security in a single session.

现有的Web应用安全方案通常是建立在传输层安全之上，采用诸如SSL/TLS，IPSec等技术，在一个会话期间保障数据安全，提供点对点（point-to-point）的安全保护。

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transport layer security ( tls) is the standard for security at the transport layer, while at the soap message level, ws-security is the specification of choice.

传输层安全性（Transport Layer Security，TLS）是传输层的安全标准，而在SOAP消息级别，WS-Security是首选的安全规范。

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service levels and running flow of wireless transport layer security are described. wtls state machine is designed by message event driven, design and implement wtls of mobile terminal.

阐述了无线传输安全协议的服务类型、运行流程，采用消息事件机制设计WTLS状态机，并在移动终端上设计且实现了WTLS。

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because a mac can be computed faster than a digital signature, it is practical for transport layer security like ssl, where a large volume of data is transmitted.

由于MAC的计算要比数字签名快，因此它对于诸如SSL等数据传输量很大的传输层安全性来说是实用的。

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currently, the secure socket layer ( ssl) and transport layer security ( tls) protocols are used to provide transport-level security for web services.

目前，安全套接字层（Secure Socket Layer，SSL）协议和传输层安全性（Transport Layer Security，TLS）协议被用于为Web服务提供传输层安全性。

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based on the analysis of the current security characteristic in aglet system, an extension framework is proposed to perfect the aglet using encryption and transport layer security protocol.

在简单介绍了其现有安全特性的基础上，提出了混合利用签名认证、加密和传输层安全协议等技术来完善Aglet的安全体系。

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in this paper, we firstly describe the application model and architecture of wap, and analyze the wireless transport layer security ( wtls) specification.

该文首先描述了WAP的应用模型和体系结构，同时分析了WTLS的技术规范；

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currently, transport layer security ( tls) is the de facto standard for secure communication over the internet.

当前，传输层安全性（Transport Layer Security（TLS））是因特网上安全通信的事实标准。

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transport layer security ( tls) is a cryptographic protocol that provides secure communication between clients and servers.

transport layer security（TLS）是一种密码协议，可以在客户机和服务器之间提供安全的通信。

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defines the transport layer security options to use when opening connections to the directory.

定义打开与目录的连接时使用的传输层安全性选项。

provided by jukuu

contains settings for wireless transport layer security.

包含设置无线传输层安全性。

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method starts transport layer security encryption.

方法启动传输层安全加密。

provided by jukuu

application of improved transport layer security protocol in enhancing data communication security of wind farm

改进传输层安全协议在提高风电场数据通信安全中的应用

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the security research of the network transport layer security protocol ssl

网络传输层安全协议SSL的安全性研究

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And China is Micron's biggest market, accounting for 40 per cent of sales last year.

中国也是美光科技的最大市场，去年占其销售额的40%。

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Tsinghua Unigroup, the Chinese state-backed investment group, is reportedly interested in buying Micron, the US's biggest memory chipmaker.

据报道，得到中国政府支持的投资集团清华紫光（Tsinghua Unigroup）有意收购美国最大内存芯片制造商美光科技（Micron）。

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this paper presents a discriminating theorem for the repeated root of a cubic algebraic equation and a solution formula of the repeated root, with the theorem we can determine there exists a triple root, a double root or no repeated root in solutions of the cubic equation.

文给出了三次方程有三重根、二重根及无重根的判别定理，并给出求重根的公式。

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discussion on methanol process of triple-column double-effect rectification

甲醇三塔双效精馏的讨论

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