12 Mar
2025
12 Mar
'25
4:30 p.m.
On Wed, Mar 12, 2025 at 8:07 AM Theodore Ts'o <tytso(a)mit.edu> wrote:
I have fond memories of looking at the Larn (or was it
Hack/Nethack?)
sources and seeing that it checked ctime to prevent people from
cheating by saving and restoring the game save file, since ctime
couldn't be set without either changing the system clock or directly
accessing the file system (or kernel memory) and messing with the
on-disk inode directly.
Rogue did it first. :) They also store the inode number.