Moreover, in the welcome screen on the NAS, the one which is as follows

Welcome to Open-E NAS
-------------------------------

Model: Open-E NAS ENTERPRISE
Version: 1.89.E000000000.2024
Release date: 2006-07-05
S/N: xxxxxxxxxxx

Network interface:
...

and so on, we read a terrifying phrase on the bottom of the screen:

WARNING: One system file checksum doesn't match the pattern.

Do we have to seriously worry?