Examination of Digital Photos using EXIT Information

Chinese Journal of Forensic Sciences ›› 2010 ›› Issue (5): 49-51.

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Examination of Digital Photos using EXIT Information

LIU Cai

Railway Police College， Zhengzhou 450053， China

Received:2010-04-04 Published:2010-09-15 Online:2022-07-06

利用Exif信息内容鉴定数码照片

刘猜

河南铁道警官高等专科学校，河南郑州 450053

作者简介:刘猜（1970-），男，副教授，主要从事刑事侦查技术教学、科研和鉴定工作。

Abstract

Abstract: Objective To authenticate digital photos by EXIF information. Methods Original data in Exif were examined using relevant softwares. Results If the original data in EXIF were changed， the digital photos had been modified. Conclusion The original data in EXIF can be used to authenticate digital photos.

Key words: digital photos, EXIF information, authentication of digital photo

摘要： 目的通过对数码照片的Exif信息检查，判断数码照片的真伪。方法通过相关软件工具查看Exif信息中的元数据。结果如果Exif信息中的元数据已被改动，则数码照片已被修改。结论 Exif信息中的元数据可作为判断数码照片真伪的检测要素之一。

关键词: 数码照片, Exif信息, 数码照片取证

CLC Number:

DF793.2

LIU Cai. Examination of Digital Photos using EXIT Information[J]. Chinese Journal of Forensic Sciences, 2010(5): 49-51.

刘猜. 利用Exif信息内容鉴定数码照片[J]. 中国司法鉴定, 2010(5): 49-51.

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Examination of Digital Photos using EXIT Information

利用Exif信息内容鉴定数码照片

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