![]() This value is set and does not normally change unless you change them through third party software.ĭate Modified - is the date and time the file was last written, i.e, when its contents was last modified. The time stamps displayed by the operating system are by no means foolproof but they hold a great value in many situations, ranging from business transactions to computer forensics investigations.ĭate Created - is the date and time when the current instance of the file was created. NTFS file system stores time values in UTC format, so they are not affected by changes in timezone or daylight saving time. Conversion from this internal format to a format more suitable for human interpretation is performed by the Windows system call, which extracts the year, month, day, hour, minutes, seconds and milliseconds from the timestamp data. Windows keeps a record of these three values for each file and directory.Ī File Time is a 64-bit value representing the number of 100-nanosecond intervals since Janu(UTC). They are used by the operating system to record when the file was created, last modified, or last accessed. Thus, ls -lrt will give a long listing, oldest first, which is handy for seeing which files in a large directory have recently been changed.Each file has one or more time stamps.
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