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MSN作为时下国内外都比较流行的一款即时通信软件,拥有比较广泛的用户群。探讨了即时通信软件MSN在文件传输时的特点,重点对MSN传输特定格式文件时的特征给予了分析和研究,针对诸如PDF与PPT等文件格式的文件在明文传输时,因其在文件首部会有特定文件结构特征串,从而可以根据这一特点确定MSN有传输文件的行为。并在基于特定文件格式特征串对MSN传输的文件实现了数据还原,旨在为数据恢复提供新的研究思路。
MSN as nowadays more popular at home and abroad are an instant messaging software, with a more extensive user base. This paper discusses the characteristics of instant messaging software MSN during file transfer, focusing on analyzing and researching the characteristics of MSN when transferring certain format files. For documents such as PDF and PPT, when the file is in plain text, There is a specific file structure feature string, which can be based on this feature to determine the MSN file transfer behavior. And based on the specific file format feature string on the MSN transmission of files to achieve data reduction, designed to provide a new data recovery research ideas.