Hello,

> Perhaps I am missing something, but what exactly leads you to believe 
> that there actually was a hacking event, let alone the event related to 
> a specific perpetrator?

I thought the same.

The thread starter mentioned AlmaLinux: I already had the issue on RHEL based 
platforms that hand-crafted config files were reset / regenerated by system 
updates to defaults. Which, of course, made services stop working. You might 
escpecially want to watch out for files with .rpmsave (and maybe .rpmnew) 
suffix. It seems RPM package maintainers have to manually apply special rules 
to files to prevent the updates from overwriting newer, user-edited config 
files: "%config(noreplace)" Even marking them as "%config" seems to be 
insufficient. 

If your system was hacked, you'd probably have other problems as well than just 
config files losing manual changes. E.g. installed crypto miner, new open 
ports, outgoing connections to C&C botnet servers, data encryption in case of 
ransomware, ... 

Yours,
Reg

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