New answers tagged file-system
Without a prior preparation (which I understand is the case described by you) the only viable option that comes to my mind is to check the last opened/recent files in all users programs that you can access. This may include menu entries, pop down lists, or even registry entries. Since you mentioned MS Office documents, this might come in handy: ...
Well, AFAIK there are two options that do not require activation, nor specialized tools: Open C:\Users\user name\AppData\Roaming\Microsoft\Windows\Recent Items, and see if the file is listed there. Open regedit.exe, and navigate to the HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\RecentDocs section. You will see values, structured ...
Following this video you can enable auditing for files. This video was for windows. I suppose there is similar solutions for other OS. Edit: I think that if this video are going to be deleted, other are going to replace it. By just google "enable audit for windows" you can get your answer and some pretty detailed videos/posts.
Without a specifically setup environment to track file open events there is simply no way to do this. Most OS'es do not track who opened a file. just who (or to be specific what process) has it open (so no history there). adding a 'tracking cookie' (or another tracking technique like the image of @WhiteWinterWolf) is not reliable due to network ...
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