systemd is a suite of system management daemons, libraries, and utilities designed as a central management and configuration platform for the Linux computer operating system. Described by its authors as a "basic building block" for an operating system, systemd primarily aims t replace the Linux init system.
DNS is a distributed database that is capable of storing different types of data, not only IP addresses, in which the domain owner can publish various domain specific data. Yet, plain DNS does not offer any type of security measures. This means that DNS data in the response can be spoofed by anybody at any time.
Friday, February 06 2015 @ 12:32 AM CST Contributed by: Linegod
I am always tweaking and tricking my bash environment. I hit the same issues again and again and I always have to look up the solution, time after time. This happens until I get annoyed enough to sit down - okay, generally I am already sitting down but you get the point - and create a custom function, put it in my .bashrc and deploy it to any machine I log on to.
Sunday, August 24 2014 @ 09:27 AM CST Contributed by: Linegod
Command-line utilities like lsof, ps, and netstat may be basic, but they are surprisingly powerful. Many of us still love them and use them regularly.
Wouldn’t it be cool if these tools had Wireshark-like filtering capabilities and the ability to run on any given point in time, past or present – for example when an error happens or when a process exits?
Friday, June 06 2014 @ 08:34 AM CST Contributed by: Linegod
Bulk surveillance violates our fundamental rights and makes free speech risky. This guide will teach you a basic surveillance self-defense skill: email encryption. Once you've finished, you'll be able to send and receive emails that are coded to make sure that a surveillance agent or thief can't intercept your email and read it.