The Linux umask setting plays a big role in determining the permissions that are assigned to files that you create. But what’s behind this variable, and how do the numbers relate to settings like rwxr ...

Halloween has come and gone. In fact, so has Thanksgiving. But some masks are always appropriate – not because we’re trying to inspire people to give us candy, but because it’s just too easy to end up ...

I'm trying to make it so that every user in the "devel" group on a shared development box can read and write each other's files and so that any new user who's made a member of that group will ...

I restarted ssh after each attempt. In both cases when I upload a file with the SFTP user it gets 644 permissions. I am not trying to chroot the user. OK so I think I understand what is going on. The ...