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 once locked myself out of my files with a simple mistyped command. This was the first time I rendered my Linux installation unusable, and it was because I didn’t understand permissions. While I ...

Topic ===== xinetd uses insecure umask of 0. Problem Description ===== Xinetd runs with umask 0 - this means that applications using the xinetd umask and not setting the permissions themselves (like ...

SAS Program That Creates Data Sets and Transport Files: OS/390 The FILENAME statement assigns the libref TPORT to the physical location TPORT.DAT, which stores the entire library to be created. The ...