Network World staff

Author Archives: Network World staff

How AppArmor can protect your Linux system

AppArmor is a useful Linux security module that can restrict the file-system paths used by an application.It works differently than Security-Enhanced Linux (SELinux) and cannot run on at the same time on the same system with SELinux, which comes installed on some Linux distributions.The question is when to use AppArmor and what it can do to protect your system.This 2-Minute Linux Tip video below is an introduction to AppArmor and how to get starting using it. YT embed: To read this article in full, please click here

The Linux who command tells who’s logged in and a lot more

Did you ever wonder who is logged into a Linux system but not know how to find out? This two-minute tip can solve the problem with an introduction to the who command in this 2-minute Linux Tip by Network World blogger Sandra Henry-Stocker.The who command can tell you who is logged in to the network, count them and give a list of them on a single line. It can also show when a system was last booted as well as the run state that the system is in.For those who don’t want to use the formal commands for the various who functions, it’s possible to create aliases that are more intuitive than the commands as written for Linux.To read this article in full, please click here

Contribute to the 2019 Network World State of the Network survey

Network World’s annual State of the Network study provides a comprehensive view of technology adoption trends among network IT.This definitive research focuses on technology implementation objectives and reveals how leading objectives change the way IT decision-makers do their jobs, as well as the way their organizations function.Survey results reveal trends about how network teams collaborate with other departments in the corporate structure, what factors derive technology investment, which way IT spending is moving and more.This year Network World is looking for IT pros’ experience with technologies including 5G, SD-WAN, Wi-Fi and Edge ComputingTo read this article in full, please click here

2-Minute Linux Tip: The env command

When working in shell sessions on Linux, it is sometimes necessary to investigate the settings for that particular environment, and the env command can help with that.In this 2-minute Linux Tip by Network World's  "Unix As A Second Language" blogger Sandra Henry-Stocker, learn how to use the env command to provide information about the shell environment and running commands in the altered environment. To read this article in full, please click here

Unix as a Second Language: The touch command

The Linux touch command allows users to create an empty file or update a file’s data and time settings.You might want to do this if you need to be sure that a file exists before a script or process begins. The command can also be used to set the date and time to match those of another file.Watch this Two-minute Linux Tip video by Sandra Henry-Stocker to learn more. To read this article in full, please click here

Complete a survey on enterprise purchasing for a shot at $500

IDG is conducting its annual Customer Engagement survey on how businesses make buying decisions for their major enterprise IT purchases. The survey should take no more than 10 minutes of your time, and it's confidential. Neither your name nor your company's name will be associated with your answers.In return for filling out the survey, you can enter to win a $500 cash prize. For complete sweepstakes rules, click here.To read this article in full, please click here

Can 5G replace high-speed Wi-Fi in the enterprise?

There’s a lot of interest in 5G by enterprises that see is as a way to provide higher bandwidth, lower latency connectivity including IoT applications.In this video, analyst Jack Gold discusses 5G and these uses in more detail, as well as the flap between the U.S. and Huawei over banning the Chinese company’s technology from 5G networks here.Also see The time of 5G is almost hereTo read this article in full, please click here

Huawei may get a 2-year reprieve on Trump ban

While President Trump wants to ban sales of Huawei networking gear in the U.S., the acting head of the Office of Management and Budget recommends putting that action off for two years because it would place too great a burden on U.S. companies supplying Huawei and using its equipment.If the ban goes through it will put the squeeze on the Chinese vendor, and the U.S. action could influence its allies to follow suit, further pressuring the company.To read this article in full, please click here

Free course – Ethical Hacking: Hacking the Internet of Things

IoT devices are proliferating on corporate networks, gathering data that enables organizations to make smarter business decisions, improve productivity and help avoid costly equipment failures, but there is one big downside – security of the internet of things remains a problem.It makes sense, then, for enterprises to try to spot vulnerabilities in the IoT gear in their networks before they can be exploited by malicious actors.[ For more on IoT security see tips to securing IoT on your network and 10 best practices to minimize IoT security vulnerabilities. | Get regularly scheduled insights by signing up for Network World newsletters. ] To help this along, Network World and Pluralsight have teamed up to present a free course, Ethical Hacking: Hacking the Internet of Things, that provides IT pros with skills they need to protect their network infrastructure.To read this article in full, please click here(Insider Story)

What’s hot in enterprise networking for 2019

With 2019 just around the corner there's a lot of  developments and advances coming that will affect how enterprises make use of technologies for SD-WAN, IoT, Wi-Fi, data centers, the cloud and more. Here's a selection of some of the coming trends that industry pros see coming next year.What will be hot for Cisco in 2019? Getty Images Software, software and more software.  That seems to be the mantra for Cisco in 2019 as the company pushes software-defined WANs, cloud partnerships, improved application programs and its over-arching drive to sell more subscription-based software licenses. Check it out.To read this article in full, please click here

What’s hot in enterprise networking for 2019

With 2019 just around the corner there's a lot of  developments and advances coming that will affect how enterprises make use of technologies for SD-WAN, IoT, Wi-Fi, data centers, the cloud and more. Here's a selection of some of the coming trends that industry pros see coming next year.What will be hot for Cisco in 2019? Getty Images Software, software and more software.  That seems to be the mantra for Cisco in 2019 as the company pushes software-defined WANs, cloud partnerships, improved application programs and its over-arching drive to sell more subscription-based software licenses. Check it out.To read this article in full, please click here

Getting grounded in IoT networking and security

download Getting grounded in IoT networking and security The internet of things already consists of nearly triple the number of devices as there are people in the world, and as more and more of these devices creep into enterprise networks it’s important to understand their requirements and how they differ from other IT gear.To read this article in full, please click here

Getting grounded in IoT networking and security

download Getting grounded in IoT networking and security The internet of things already consists of nearly triple the number of devices as there are people in the world, and as more and more of these devices creep into enterprise networks it’s important to understand their requirements and how they differ from other IT gear.To read this article in full, please click here

Getting grounded in IoT networking and security

download Getting grounded in IoT networking and security The internet of things already consists of nearly triple the number of devices as there are people in the world, and as more and more of these devices creep into enterprise networks it’s important to understand their requirements and how they differ from other IT gear.To read this article in full, please click here

Survey: Is your company a Best Place to Work in IT?

Nominate an organization for Computerworld’s 2018 Best Places to Work in IT list: http://survey.researchresults.com/survey/selfserve/53b/s043008901?list=1The 2018 Best Places to Work in IT will be announced in June 2018.Visit our FAQ list here: https://www.computerworld.com/article/2539833/it-management/it-management-best-places-to-work-in-it.htmlTo read this article in full, please click here

Enterprise network trends to watch 2018

What's going to shake things up in 2018? IT pros will have their hands full with technologies that have been hyped for some time and are now ripe for adoption, including software-defined WAN, hybrid cloud computing, hyperconvergence, and Internet of Things. See below for our collection of enterprise picks, predictions and prognostications.Why 2018 will be the year of the WAN Thinkstock Software-defined WAN technology is sweeping across the industry, growing from an emerging technology in 2017 to become mainstream in 2018. As SD-WAN deployments become ubiquitous for organizations with remote offices, more big changes will come. Check it out.To read this article in full, please click here