Security titles from Cisco Press help networking professionals secure critical data and resources, prevent and mitigate network attacks, and build end-to-end, self-defending networks.

从思科出版社帮助网络专业人员安全的关键数据和资源的安全题目，防止和减轻网络攻击，并建立端到端的，自防御网络。

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For defending denial of service attack and ports scanning, we adopt corresponding measures in network layer and transport layer.

对于防御拒绝服务攻击与端口扫描，我们在网络层与传输层分别采取相应的措施进行防范。

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Google is defending its business practices, saying it removes participating sites from its AD network if a trademark owner complains those sites are confusingly similar.

Google正为它的商业行为辩护，说一旦商标所有的公司投诉其他的网址与其有迷惑性相似，那么它将所参与的网站直接从其广告网络中移除。

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Ensuring that organizations not only have the right network security solutions in place but have implemented comprehensive endpoint security is important to defending against the current and emerging cyber threats.

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He conceded that the size of Microsoft's network -- and the allure to hackers of breaching Microsoft's security -- make defending its systems an ongoing challenge.

CNN: Microsoft servers hit by another hacker