查询词典 network security

After the cold war, traditional security and nontraditional security coexisted. The nontraditional security, such as financial crisis, network information crimes, natural environmental deterioration, illegal weapon business, and aliment spread and drug trade, was very urgent. That affected world security and regional stability.

冷战后，传统安全与非传统安全并存，非传统安全凸显，从经济金融危机、网络信息犯罪、生态环境恶化到非法武器交易，以及走私贩毒和疾病蔓延，都在不同程度上威胁着全球安全和地区稳定。

Based on switching network,the technology of Virtual Local Area Network is applied to construct a logical network which spans different subnet.It can avoid the network broadcast storm in order to improve the performance,security and expansion of whole campus network.

VLAN是在交换网络的基础上构建可跨越不同网段、不同网络的端到端的逻辑网络，可避免校园网广播风暴的出现，以提高整个校园网的安全性和可扩展性。

Among 6 dimensions, the needs and the importance come to the same thing, the priorities of developmental need are listed as follows:(1) maintenance and assistance,(2) operation and process,(3) administration duty,(4) teaching development,(5) broadcast and communication, and (6) evaluation and consultation.2. Among 45 items, the top 3 of the importance rankings were:(1) information security and data backup,(2) network keeping,(3) computer classroom management; the top 3 of the needs rankings were:(1) network keeping,(2) information security and data backup,(3) operating system maintenance.

二、从专业知能项目来看，重要程度排序前3名依次为：（1）具备维护资讯安全及备份资料的能力、（2）具备维护网路架构与设备以保持通讯顺畅的能力、（3）具备管理电脑教室的能力；培训需求排序前3名依次为：（1）具备维护网路架构与设备以保持通讯顺畅的能力、（2）具备维护资讯安全及备份资料的能力、（3）具备维护伺服器稳定运作的能力。

But also is facing some thornier question in the movement,like network audit scope too small, lacks the high quality the auditpersonnel, the software system function are few, the network auditdivulges a secret the event sometimes has and so on, investigates itsreason mainly is the financial network system and the auditingdepartment network construction development is not balanced; Thenetwork audit security waits for strengthens; The high quality auditpersonnel seriously lacks; Lacks outstanding network audit softwareand so on.

但在运行中也面临着一些较为棘手的问题，如网络审计的范围太小，缺乏高素质的审计人员，软件系统功能少，网络审计泄密事件时有发生等，究其原因主要是财务网络体系及审计部门网络化建设发展不平衡；网络审计的安全性有待加强；高素质的审计人员严重缺乏；缺乏优秀的网络审计软件等等。

Programmers need to learn to think like security professionals, to some extent, so that their influence on the architecture of the software they develop will tend toward greater security; network administrators and architects need to learn such skills to ensure that their implementations of networking technologies will not create terrible security debacles waiting to happen; Web developers need to think like a security professional, with all the practical paranoia that entails, so that they will realize the ways publicly accessible Web applications and services can be abused and twisted to nefarious ends, and plan accordingly.

在一定程度上，程序员需要学会像安全专家那样思考，从而影响他们所开发的的软件结构，将倾向于更大的安全；网络管理员和建筑师需要学习这种技能，以确保其实施的网络技术将不会产生定时的可怕安全事故。网页开发者需要像安全专家那样思考，利用所有必需的实际揣测，从而察觉到可公开访问的Web应用程序和服务可以被滥用和扭曲到相应的违法目的、计划的途径。

At first This paper formulates the necessity for depurating network information content,and introduces the history of information security and study point in information security.Also this paper analyses in detail the key technology of content filtering such as data frame capture,bridge, network protocol analysis and content analysis.And then this paper comes up with the solution for content filtering facing application layer which is based on the technology of protocol analysis and format conversion in combination with text filtering techonology of Multiple Patterns Matching..Also this paper amplifies on the design and the implement method of each module.Finally this paper introduces how the client of content filtering system manages the keywords and log and makes suggestion for the improvement of the system.

本文首先阐述了对网络信息内容净化的必要性，介绍了信息安全的发展过程以及当前信息安全方面的研究重点，详细分析了内容过滤的关键技术，如数据帧捕获、网桥、网络协议分析和内容分析等方面的技术，然后提出了在Windows2000下实现基于协议分析技术，结合多模式匹配的文本过滤技术，面向应用层的内容过滤解决方案，并给出了内容过滤引擎的详细设计以及各个模块的实现方法，最后介绍了内容过滤系统客户端对有害信息关键词和日志的管理以及对本系统改进的一些建议。

Building Products: fan coil digital LCD temperature controller, mechanical temperature control panel, electronic temperature control switch, three-speed switch, fan-coil electric two-way valve (three-way valve) and matching drives, proportional-integral regulation of electric valves, electric actuators, pressure side of the control-way valve, temperature and humidity sensors, electrical valve drive, pressure controllers, pressure sensors, pressure switches, gas flow switches, liquid flow switches, network control unit and related software, direct digital controller, communication modules, expansion modules, such as air-conditioning control products, inverter device control products; with Honeywell,×é, Siemens AG, Johnson, etc. from multiple vendors and agents set up a good relationship of cooperation; Security Equipment: Card, canteen consumption machine, access control systems, attendance punch card machines, parking, smart key counters, video intercom doorbell, hotel lock, the types of RF cards, shaped cards, business card printing produced; network equipment: routers, switches, group telephone, wire and cable materials such as sales; with CISCO, Huawei-3COM,, INTEL, D-LINK, Paul, NEC, SAMSUNG multiple vendors, such as set up a good relationship of cooperation, to become special agents; company by selling products ranging from consulting, purchasing, installation, after-sale tracking security services; company to "innovative, pragmatic, enterprising" as the forward power enterprises; always adhering to the "to perfection ---- Switch TO Perfection" design philosophy, the "customer first" as our business purpose.

楼宇设备产品：风机盘管液晶数显温控器、机械式温控面板、电子温控开关、三速开关、风机盘管电动二通阀及配套驱动器、比例积分调节电动阀、电动执行器、压差旁控制通阀、温湿度传感器、电动风阀驱动器、压力控制器、压差传感器、压差开关、气体流量开关、液体流量开关、网络控制单元及相关软件、直接数字控制器、通讯模块、扩展模块等空调控制产品、变频器设备控制产品；与霍尼韦尔、卓灵、西门子、江森等多家厂商及代理商建立了良好的合作关系；安防设备：一卡通、食堂消费机、门禁系统、打卡考勤机、停车场、智能钥匙柜、可视对讲门铃、酒店锁、各种射频卡、异型卡、证卡制作印刷业务；网络设备：路由器、交换机、集团电话、电线电缆等材料的销售；与CISCO、华为3COM、、INTEL、D-LINK、国威、NEC、SAMSUNG等多家厂商建立了良好的合作关系，成为特约代理商；公司对所销售产品提供从咨询、选购、安装、售后的全程跟踪保障服务；公司以&创新、求实、进取&作为企业的前进动力；始终秉承&至臻完美----Switch TO Perfection&的设计理念，把&用户至上&作为我们的经营宗旨。

We see first of all that doubts about trust and security on the Internet arise precisely because the network was originally designed for people who could more-or-less trust each other, and offloaded security from the network to the edges.

我们首先看到的是，对互联网上的信任和安全的质疑，恰恰起因于网络最初是为那些多少能够互相信任的人们而+这些漏洞导致人们开始争论是否需要一个新系统来管理互联网。

We see first of all that doubts about trust and security on the Internet arise precisely because the network was originally designed for people who could more-or-less trust each other, and offloaded security from the network to the edges.

我们首先看到的是，对互联网上信任和安全的质疑，恰恰起因于这个网络最初的设计者之间多少存在相互信任。因此有关网络安全的责任，被从网络本身，转移给了网络边缘的节点。

This article first presents the concept of classi-fied information system￡¨then analyzes some actual problems the classified information system, and finally proposes some hierarchical network protection implementation design for the classified information system in the fields of physical security, network operation security and priv...

文章从涉密信息系统的概念入手，分析了涉密信息系统面临的诸多问题，并从物理安全、网络运行安全、信息安全保密和安全保密管理等方面，提供了涉密网络安全保密工作的一些分级保护实施方案。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。