WAF系统的部署，可以为web应用增加一个外部安全层来检测或防止攻击。
WAFs are deployed to establish an increased external security layer to detect and/or prevent attacks before they reach web applications.
我们的自动化系统已经到位，能够在攻击者退出服务平台前检测并阻止他们的攻击行为。
We have automatic systems in place that detect and block many attacks before they leave our infrastructure.
本文首先介绍了数字水印系统的一般框架，水印的各种嵌入和检测方法，水印的攻击方法。
This thesis starts with the mainframe of the digital watermarking system, and introduces the general methods of watermark embedding, watermark detecting and watermarking system attacking.
例如，1983年，苏联的早期预警系统检测到美国即将进行核攻击。
In 1983, for instance, a Soviet early-warning system detected an incoming American nuclear attack.
提高了检测效率和发现未知攻击的能力，增强了系统的安全性，可以有效的对整个系统进行安全级别的评估。
The ability of detecting efficiency and discovering unknown attack is improved, the security of the system is enhanced, and evaluating the security level of the whole system is availability.
实验表明，该系统对已知攻击模式具有很高的检测率，对未知攻击模式也具有一定的检测能力。
Experiment shows that the system model can detect known intrusion modes with very high detection rate, and also can detect some unknown intrusion modes.
第三章介绍了网络协议基础，常见的攻击方法和原理，入侵检测系统的规范和标准。
Chapter three introduced the foundation of protocols, common attack method and principle, the norms and standards of the intrusion detection system.
该算法作为一种提供计算机和网络系统安全的概念，其检测攻击的能力是有效和符合实际的，且具有较强的实用价值。
This algorithm which acts as a security conception of computer and network system is valid and actual and its capacity of detecting attack has very great practical value.
该系统实现了误用检测、异常检测、攻击源追踪三个方面的功能。
This system has three functions: misused detection, anomaly detection, and attack source traceback.
现存的入侵检测系统缺乏从先前所观测到的进攻进行概括并检测已知攻击的细微变化的能力。
Current intrusion detection systems lack the ability to generalize from previously observed attacks to detect even slight variations of known attacks.
第二二，当前绝大多数入侵检测产品采用的都是专家系统，但网络攻击手段变化多样，导致误报漏报率太高；
Second, the expert system adopted currently by most intrusion detection products have high false alarm rate because the network attack means change variably.
针对域名系统(DNS)缓存攻击，提出一种简单有效的检测机制。
Aiming at the Domain Name System (DNS) attack, this paper proposes a simple and robust detection mechanism.
比特梵德检测并阻止试图改变计算机重要系统文件或注册表的行为，并对代码注入(DLL注入)攻击进行警告。
BitDefender detects and blocks attempts to change critical system files or registry entries and warns about attacks performed by code injection (DLL injection).
机体免疫系统的许多有益特性被应用于入侵检测系统，使之能够主动地防御各种各样的网络攻击。
A few useful mechanisms of biological immune system are applied for intrusion detection systems, which makes it possible to initiatively defense a variety of network attacks.
专家系统、防御系统和检测系统交互分别确定安全级别和安全策略，并检测新的攻击。
Expert system, protection system and detection system respectively confirms security level and strategy in alternation, and detects new attack event.
采用了基于单个系统调用的未知攻击入侵检测技术。
It adopts an unknown attacks' detection technology based on single system-call.
本周早些时候，我们检测到攻击的迹象，在那里获得了获得了歌剧院同步系统。
Earlier this week, we detected signs of an attack where access was gained to the Opera sync system.
研究人员的研究集中在检测主要组织相容性复合物（MHC）上，它能结合特定的抗原决定簇并且它是触发免疫系统攻击感染细胞的钥匙。
The researchers focused their testing on the Major Histocompatibility Complex (MHC), which binds to certain epitopes and is key to triggering the immune system to attack a virus-infected cell.
利用评测数据集对入侵检测系统进行评测是目前可行并且有效的评估手段，数据集包括背景流量和攻击流量两部分。
The dataset evaluation methodology is a feasible and effective way to evaluate the performance of intrusion detection systems. The dataset contains background traffic and attack traffic.
随着网络攻击手段的日益复杂化、多样化和自动化，传统的入侵检测系统(IDS)己不能满足安全需求。
With the increasing sophistication, diversification and automatization of network attack tricks, traditional intrusion detection systems (IDS) can't any longer meet the need of security.
随着网络速度的迅速提高，各种攻击手段的层出不尽，现行网络入侵检测系统（NIDS）很难适应当前高速网络环境而导致大量的漏检现象。
With the rapid improvement of net speed and the emergence of various attacking means, the existing NIDS cannot effectively deal with the missing detective information in high-speed network.
实验结果表明，该系统模型不仅可以保护网络和主机不受已有攻击的威胁，还可以检测出未知的攻击，达到了预期效果。
Expermental results show that the system model can not only protect the network and host from existing attacks, can detect unknown attacks, achieved the expected results.
为更全面的保护网络不受攻击，入侵检测系统应运而生。
Not attacking for more overall protection network, intrusion detection system will give play to irreplaceable function.
攻击分类研究对于系统地分析计算机系统脆弱性和攻击利用的技术方法有着重要的意义，这有助于构造高效的入侵检测方法。
The study of attack classification has a significant role to analyze computer system vulnerability and technique used for attack and can help to build effective detection methods.
针对无线攻击的特殊性，提出并实现了一个无线入侵检测系统。
Aiming at the particularity of wireless attacks, a distributed wireless intrusion detection system is introduced and implemented.
在文中，针对误用网络型入侵检测系统建立一个警报过滤机制，该机制找出攻击成功时所需具备的环境条件。
This paper proposes an alarm filtering scheme to improve the efficiency of misuse-type network intrusion detection system.
在文中，针对误用网络型入侵检测系统建立一个警报过滤机制，该机制找出攻击成功时所需具备的环境条件。
This paper proposes an alarm filtering scheme to improve the efficiency of misuse-type network intrusion detection system.
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