This article presented a set of pages to work with virtual machine images, running instances of those images, and the key pairs and security groups that allow you to manage them.

本文呈现一组页面以处理虚拟机映像，映像的运行实例，以及允许您管理实例的密匙对和安全组。

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The security and administrative advantages are significant; for instance, there's simply no way for an attacker who's penetrated one virtual machine to affect another.

安全性和优势是很显著的；例如，渗透到一台虚拟机的攻击者根本没有办法影响另一台虚拟机。

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In this paper, we identify eight application-level security architectures based on the following three elements: Virtual Machine, Control Set, and Distribution Style.

本文基于三个因素：虚拟机、控制集以及分发类型，把迄今为止的应用级安全结构分为八种。

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