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Articles with the tag: timestamps

File tunnelling: weird creation timestamps

Sun, 25 Mar 2012 06:40PM

File tunnelling is a little known Windows capability that stems back from MSDOS days. In MSDOS, a ‘safe save’ was done by saving a copy of the modified data to a temp file, deleting the original and then renaming the temp file to the original name whilst also retaining the original files metadata. Windows NT also does this on FAT and NTFS to ensure that 16-bit applications can do a safe save, and this is called file tunnelling. This effects all Windows OSes including XP and Windows7.

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