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This article was co-written with Lacey Williams Henschel. Offloading the responsibility for making your app secure onto QA testers or an information security office is tempting, but security is everyone's responsibility. The Django Admin is one of our favorite features of Django, but unless it's locked down correctly, it presents opportunities for exploitation. To save your users from compromised data, here are 10 tips to make the Django Admin more secure.

Aaeon’s “RICO-3399” SBC runs Android 7.0 on the Rockchip RK3399, with 2x Cortex-A72 and 4x -A53 cores, plus 2GB RAM, 16GB eMMC, and GbE, HDMI 2.0, USB 3.0, serial, and mini-PCIe connections. Aaeon has posted details on an SBC based on its similarly Pico-ITX and Rockchip based RICO-3288.

At Red Hat we like to say, "Containers are Linux—Linux is Containers." Here is what this means. Traditional containers are processes on a system that usually have the following three characteristics: 1. Resource constraints When you run lots of containers on a system, you do not want to have any container monopolize the operating system, so we use resource constraints to control things like CPU, memory, network bandwidth, etc. The Linux kernel provides the cgroups feature, which can be configured to control the container process resources.

If you work with OpenStack, you know it can be challenging to keep up with all of the various features, tools, related project, and other technical details that you need to do your job, whether that’s as a developer, an architect, or a sysadmin.

SuiteCRM is an open source CRM (Customer Relationship Management) software based on PHP. It is a fork of the popular CRM software 'SugarCRM', and has become more popular after 'SugarCRM' decided to stop the development of the free version. In this tutorial, I will show you step-by-step how to install the open source CRM 'SuiteCRM'.

News briefs for January 31, 2018.

Mozilla has patched a nasty security bug in Firefox, affecting versions 56, 57 and 58, and their point updates.

Kyle Rankin, Tech Editor, announces our "new" monthly publication and describes how you can help the LJ community.

News updates for January 30, 2018.

Did Google score a complete victory against Android malware last year? No. Did it win? Yes.

Shenzhen Xunlong has launched a $109, open source “Orange Pi RK3399” SBC that runs Android 6.0 or Debian 9 on Rockchip’s hexa-core RK3399 SoC, and offers HDMI 2.0 in and out ports, DP 1.2, eDP, MIPI DSI and CSI, SPDIF, GbE, mSATA, mini-PCIe, a 40-pin header, and more. One by one, ARM hacker board vendors […]

DomTerm is a modern terminal emulator that uses a browser engine as a "GUI toolkit." This enables some neat features, such as embeddable graphics and links, HTML rich text, and foldable (show/hide) commands. Otherwise it looks and feels like a feature-full, standalone terminal emulator, with excellent xterm compatibility (including mouse handling and 24-bit color), and appropriate "chrome" (menus). read more

In this tutorial, we will explain how to install ionCube Loader on Debian 9 server. IonCube is a PHP extension that can be used for decoding secured encrypted PHP files at runtime.

Linus Torvalds released version 4.15 of the Linux Kernel on Sunday, again, and for a second version in a row, a week later than scheduled. The culprits for the late release were the Meltdown and Spectre bugs, as these two vulnerabilities forced developers to submit major patches well into what should have been the last cycle. Torvalds was not comfortable rushing the release, so he gave it another week.

It's nearly impossible to enter a school these days without seeing an abundance of technology. Despite this influx of computers into education, funding inequity forces school systems to make difficult choices. Some educators see things as they are and wonder, "Why?" while others see problems as opportunities and think, "Why not?" Andrew Dobbie is one of those visionaries who saw his love of Linux and computer reimaging as a unique learning opportunity for his students. read more

Sometimes, while working on the command line, you need to create links between files. This can be achieved using a dedicated command, dubbed ln. In this tutorial, we will discuss the basics of this tool using some easy to understand examples.

In early October, our club, Geeks and Gadgets from Marshall University, participated in the inaugural Open Jam, a game jam that celebrated the best of open source tools. Game jams are events where participants work as teams to develop computer games for fun. Jams tend to be very short—only three days long—and very exhausting. read more

Finally, an automation framework that thinks like a sysadmin. Ansible, you're hired.

It is no secret that American schools have struggled to prepare students for the jobs of today and tomorrow. Critics have blamed schools' shortcomings on a variety of factors: change-resistant bureaucracy, low standards, straying too far from the Three R's, inadequate teacher training, and more. One potential root cause of this fundamental issue is that the education system isn't built to be responsive to a rapidly changing environment. read more

Wayland doesn't share nicely, and its crashes are catastrophic Ten years' worth of effort to replace the Xorg graphics framework has been given a “must try harder” mark by Ubuntu, which says its next release will not use Wayland by default.…