This paper discussed the basic technique of setting security key and produced group security key to anti-copy and dynamic reading security key to anti digital simulation.
对软件加密解密基本技术和方法分析的基础上 ，提出组合加密防拷贝 ，动态密钥读取防仿真两种方法。
Assuming there is at least one, each instance is described in a row of the table. The instance ID and AMI ID are displayed, along with the public DNS name, security group, and key pair.
假设至少有一个实例，每个实例在一个表格行中描述，包括实例ID、A MI ID、公共dns名称、安全组和值对。
The values for the image ID, key name, and security group are passed to the manage_instance.php page via HTTP POST.
映像id、密匙名称和安全组的值通过HTTPPOST传递到manage _ instance. php页面。
The form that lets you create new instances requires you to specify a machine image, a key pair, and a security group.
允许您创建新实例的表单要求您指定一个机器映像、一个密匙对和一个安全组。
The final column in the table is a push button that lets you start the AMI with the currently selected key pair and security group.
表格的最后一列是一个按钮，允许您使用当前选中的密匙对和安全组启动该A MI。
In addition, there are two drop-down lists that allow you to choose a key pair and a security group.
另外，还有两个下拉列表允许选择一个密匙对和一个安全组。
Each table row must be in a separate element so the browser knows which key pair and security group is selected when the Start button is clicked.
每个表格行必须位于一个单独的元素中，这样当单击Start按钮时，浏览器才能知道选中了哪个密匙对和安全组。
A while ago an AD hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least90bits for symmetric algorithms used in commercial security.
不久前，计算机科学家和密码学家专门小组发表了一篇论文，建议用于商业安全的对称算法至少要用90位的钥匙。
This code takes the ID of the AMI and the names of the key pair and security group selected in the form on the amis.php page.
以上代码提取amis.php页面表单中的AMI的ID和选中的密匙对以及安全组的名称。
Because of the importance and urgency of security to multicast, this thesis investigates two key issues, i. e. authentication and group key management, of multicast security.
安全是多播研究中急需解决的问题。本文对多播安全中认证和组密钥管理这两个关键问题进行了研究。
IP multicast group key management is essential for the IP multicast security.
IP多播组密钥管理问题是IP多播安全的核心问题。
The proposed group key establishment scheme reduces both the computational overhead and communication costs and has the high security and usability.
提出的组密钥建立方案有效地降低了组密钥建立过程的计算和通信开销，并具有较高的安全性和可用性。
This paper presents a blind group signature scheme based on XTR public key system, and analyzes its security and efficiency.
本论文提出了一种基于XTR公钥体制的盲群签名方案并分析了其安全性和效率。
A while ago, an AD hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least 90 bits for symmetric algorithms used in commercial security.
不久前，计算机科学家和密码学家专门小组发表了一篇论文，建议用于商业安全的对称算法至少要用90位的钥匙。
Concerning nodes' free joining and leaving the group, group key renewing protocol was proposed, which could guarantee the forward security and backward security of the group key.
针对普适环境中节点随时加入和退出群组的特点，设计了组密钥更新协议，保证了组密钥的前向和后向安全性。
It seems that braid group is a kind of considerable public key cryptography platform, but current key agreement protocols, such as AAG, AAFG and BDH, all have different degrees of security weaknesses.
辫子群是一种新兴的适用于量子计算机时代的公钥密码平台，但是目前基于辫子群的密钥协商协议AAG、AAFG和BDH等都有不同程度的安全弱点。
Group communication is its important communication method, in which a feasible and effective group key management mechanism is the key precondition for security.
组通信是其重要的通信方式之一，可行和有效的组密钥管理机制是保障组通信安全的关键前提。
Dynamic security of group key distribution is always the key point and difficult point in the research field of multicast security.
群密钥分配的动态安全性一直是组播安全研究的重点和难点。
Currently, the major sub-areas of security research include secure routing; secure group communications; intrusion detection, authentication and group key management etc.
目前，移动自组网络安全技术较为集中的研究领域包括安全路由技术、安全组通信技术、认证技术、入侵检测以及密钥管理技术等。
Currently, the major sub-areas of security research include secure routing; secure group communications; intrusion detection, authentication and group key management etc.
目前，移动自组网络安全技术较为集中的研究领域包括安全路由技术、安全组通信技术、认证技术、入侵检测以及密钥管理技术等。
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