Monthly Archives: October 2007

Why can only root listen to ports below 1024?

Posted on October 31, 2007 by Mikael Ståldal

(This article has been edited since it’s first publication.) In Linux, and other UNIX-like systems, you have to be root (have superuser privileges) in order to listen to TCP or UDP ports below 1024 (the well-known ports). This port 1024 … Continue reading →

Posted in Linux, security | 27 Comments