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"Jan 14, 2016 By Greg Bledsoe in HOW-TOs Security Servers SysAdmin Server hardening. The very words conjure up images of tempering soft steel into an unbreakable blade, or taking soft clay and firing it in a kiln, producing a hardened vessel that will last many years. Indeed, server hardening is very much like that"

"Jan 14, 2016 By Greg Bledsoe in HOW-TOs Security Servers SysAdmin Server hardening. The very words conjure up images of tempering soft steel into an unbreakable blade, or taking soft clay and firing it in a kiln, producing a hardened vessel that will last many years. Indeed, server hardening is very much like that"

"a time tracker to avoid slacking (firefox plugin)"

"a time tracker to avoid slacking (firefox plugin)"

"Once you get over systemd's rude departure from the plain-text, script-laden System V of yore, it turns out to be quite nifty and comes with an equally nifty toolbox. In this article, we'll be looking at four of those tools, plus one you're probably already familiar with but haven't used in the way you will see here."

A fundamental design feature of Unix-like Operating Systems is that many of a system's resources are accessible via the filesystem, as a file. For example the "procfs" pseudo-filesystem offers us access to all kinds of valuable treasures.

"8.2. Managing System Services Note To expand your expertise, you might also be interested in the Red Hat System Administration II (RH134) training course. Previous versions of Red Hat Enterprise Linux, which were distributed with SysV init or Upstart, used init scripts located in the /etc/rc.d/init.d/ directory. These init scripts were typically written in Bash, and allowed the system administrator to control the state of services and daemons in their system. In Red Hat Enterprise Linux 7, these init scripts have been replaced with service units. "