Open Source

Open Source | News, how-tos, features, reviews, and videos

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How to hack Wi-Fi for better security

Free (or almost free) Wi-Fi penetration testing tools can help you spot potential Wi-Fi security vulnerabilities and figure out ways to protect against them.

data center / network servers

The Open Compute Project is quickly gaining ground

Sales figures from companies participating in the Open Compute Project are starting to come in, and they are close to what was forecasted in 2017 and growing.

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The role of open source in networking

SD-WAN vendors use open source as the foundation of their solutions and then add additional functionality over the baseline.

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Linux Foundation backs a group to boost edge networking

A new group called LF Edge is pushing for an open unified framework that will promote plug-and-play interoperability, cloud provisioning, other streamlining to improve edge networks.

network management tools

Review: 4 open-source network management tools improve usability, performance

With each iteration, open-source network management tools get better. OpenNMS, Zenoss Core, NetXMS and Sensu Core deliver comprehensive monitoring, flexible reporting, cross-platform support and more.

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Open-source containers move toward high-performance computing

Thanks to the efforts of Sylabs, open-source containers are starting to focus on high-performance computing—providing new ways of working for enterprise IT organizations.

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How Java has stood the test of time

Java has been one of the top two programming languages for the past 10 years. How has it stood the test of time? Good design and continuous innovation have a lot to do with it.

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Linux will seem to be everywhere in 2019

Faster, more versatile and secure, Linux gets better every year. Let's take a look at some of the highlights expected in 2019.

networking model

Dell EMC committed to networking, shares product and partnership plans

Tom Burns, senior VP and GM of Dell EMC Networking and Solutions, sheds some light on the company's diverse and broad networking portfolio.

hats

RHEL 8 Beta arrives with application streams and more

In the four years since the introduction of Red Hat Enterprise Linux (RHEL) 7, the IT world has evolved. RHEL 8 Beta brings innovation and dozens of new features.

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The future of Red Hat: How will IBM's acquisition affect the company?

IBM's purchase of Red Hat may be a good strategic fit for IBM, but the payback is anything but guaranteed.

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The IBM-Red Hat deal: What it means for enterprises

IBM hopes the acquisition of Red Hat will give its customers the tools to expand their use of cloud by creating and deploying cloud-friendly applications on a larger scale, a goal shared by IBM competitors Google, Amazon and...

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Alternatives to Nmap: from simple to advanced network scanning

Nmap has established itself as a premier, free, open-source network mapping tool. There are alternatives that are also free, though they vary in their sophistication and ease of use.

diagnostics / monitoring / manual configuration

REVIEW: Zabbix delivers effective, no-frills network monitoring

Open-source Zabbix network-monitoring software has the granularity enterprises need but requires a lot of manual configuration and has some limits on exportable reports.

network diagnostics / server room / data center

REVIEW: Nagios Core - Network monitoring software with lots of plugins, steep learning curve

Nagios Core is open source, free and has good documentation, but it could use a streamlined install process, updated Web interface and better configuration options.

penguin

Linux kernel 4.18: Better security, leaner code

The latest version of the Linux kernel cleans out nearly 100K lines of code, adds file encryption and the Berkeley Packet Filter, plus makes a nod to gamers and mobile devices.

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Microsoft, Salesforce plan to open source major enterprise software products

Both firms will give away software that gave them a competitive edge, a reflection of changing times.

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Linux control sequence tricks

There are a lot of control sequences available on Linux systems -- maybe even some you've never used.

Facebook

Facebook releases its load balancer as open-source code

Facebook wrote the load-balancing software, Katran, because existing load balancers can't handle the size of the social media giant's systems.

Google Data Center

Study shows admins are doing a terrible job of patching servers

Three-quarters of examined open-source servers have unpatched exploits.

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