the main contents and innovations are as follows: firstly, the basic framework of digital image forensics is studied.

digital image forensics aims to distinguish the forgeries from the authentic images.

数字图像取证技术是对图像的完整性和真实性进行鉴别。

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tamper detection has become an important component of digital image forensics and multimedia security.

篡改检测已经成为数字图像取证的重要方法。

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blind digital image forensics based on image quality measures and content corelation of image

基于图像质量参数和图像内容相关性的数字图像盲取证

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fast digital video forensics method based on object detection

一种基于目标检测的快速视频取证方法

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the framework provides a theoretical guidance for the research of this paper, and has some reference to the future work of digital forensics. secondly, a blind forensic approach for detecting copy-paste images is studied.

该框架为本文的研究提供了理论指导，对今后的盲取证工作也具有一定的借鉴意义。复制-粘贴伪造图像的盲取证方法研究。

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compressive sensing theory has been successfully applied to medical images, digital forensics, image de-noising, secure communications and other fields.

压缩感知理论已经成功的应用到医学图像，数字取证，图像去噪，保密通信等多个领域。

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in order to identify and detect digital forensics effectively, this paper puts forward a new detection method based on double-jpeg compression statistical characteristics.

为有效识别和检测数字篡改图像，提出一种新的基于双JPEG压缩统计特性的检测方法。

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the data tracing can be applied to digital forensics or other researches of zfs as an analysis tool.

本文设计的软件可以作为ZFS的分析工具，用于数字取证和其他的相关研究。

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digital forensics team is trying hard to check the home server.

数据取证组已经很努力的查验服务器了。

provided by jukuu

detection method of digital forensics based on double-jpeg compression statistical characteristics

基于双JPEG压缩统计特性的图像篡改检测方法

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the workflow of traditional digital forensics model is improved: awareness, authorization and planning task are added.

该模型对传统数字取证模型中的分析流程进行了扩展，增加了意识、授权和计划分析过程；

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digital forensics of trusted computing environment

可信计算环境中的数字取证

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we are immensely grateful to lord archer and his inquiry team for their tireless endeavours to reveal the true depth of this disaster.

我们对亚彻公爵以及他的调查委员会团队成员表示万分的感激.感谢他们不懈地努力揭露了灾难真实的深度。

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besides, the true depth of seabed is obtained by treating with the sea experiment data.

对海试数据进行处理，得到实际海底深度值。

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but the true depth and extent of the losses did not become clear until earlier this year, mr. paulson said.

但是，损失的实际深度和广度直到今年早些时候才变得清晰起来，保尔森说。

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third, we study malware behavior automatic analysis, classify malware behavior, and make behavioral modeling, then extract malware behavior signatures to construct behavior rule database, which is used to identify malware automatically by simulating security experts.

第三，研究恶意行为自动化分析技术，对恶意行为进行分类、建模，提取恶意行为特征，构建恶意行为规则库，并模拟安全专家人工识别恶意程序的方法，自动化分析样本行为，判定行为威胁度。

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design and implementation of an automated malware dynamic analysis system

自动的恶意代码动态分析系统的设计与实现

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malware analysis is an important method to rapidly and accurately identifying the behavior of the malware, for it can improve the security of operating systems and software applications by controlling and removing malware.

恶意软件分析是快速准确的识别恶意软件行为，清除恶意软件，保护系统和其他应用程序安全的重要措施。

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at the same time, the malware analysis method based on symbolic execution tree also has advantages in time complexity, which significantly speeds up the analysis.

同时，基于符号执行树的分析方法在时间复杂度上也有了明显降低，提高了分析速度。

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network intrusion reconstruction has important applications in trusted software evolution and protection in unreliable/ insecure environments as well as malware analysis.

对网络入侵过程的自动重构无论对可信软件在不可靠/不安全环境中的演化、保护还是对恶意环境的分析与检测都具有重要用途。

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