Network World

APRIL 14, 2020

IBM continued to reshape the mainframe with an eye toward further integrating it within hybrid clouds and securing Linux -based workloads. To read this article in full, please click here On the hardware side, IBM rolled out two entry-level, 19” single-frame, air-cooled platforms, the z15 Model T02 and LinuxONE III Model LT2.

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IBM Linux Security Hardware 171

Network World

JANUARY 12, 2019

If you're contemplating a career in cybersecurity and haven't come up to speed on Linux, now's the time to get ramped up and here's one easy way to do it. Why Linux is important to security. Because Linux is open source, tool developers (and you) have a level of access that is unsurpassed.

Linux 113

Linux Open Source Network Tools 113

Scott Lowe

SEPTEMBER 4, 2013

In this post, I’m going to introduce you to the concept of Linux network namespaces. So what are network namespaces? Generally speaking, an installation of Linux shares a single set of network interfaces and routing table entries. Network namespaces change that fundamental assumption.

Linux 111

Linux Network Examples Policies 111

ComputerWorld IT Management

AUGUST 5, 2020

And that’s why we’re offering The CompTIA Linux Network Professional Bundle right now at over 90 percent off its regular value. To read this article in full, please click here That’s why, for them, it makes sense to keep their training on the cutting edge.

Linux 52

Linux Training Network Course 52

Scott Lowe

MARCH 15, 2024

Networking Lee Briggs (formerly of Pulumi, now with Tailscale) shows how to use the Tailscale Operator to create “free” Kubernetes load balancers (“free” as in no additional charge above and beyond what it would normally cost to operate a Kubernetes cluster). Ivan Pepelnjak dives deep on DHCP relaying on a Linux host.

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Vmware Linux Load Balancer Malware 112

Network World

JUNE 26, 2019

While not nearly commonly seen on Linux systems, library (shared object files on Linux) injections are still a serious threat. Two-Minute Linux Tips: Learn how to master a host of Linux commands in these 2-minute video tutorials ]. To read this article in full, please click here First, a little background. [

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Linux Video Tools System 120

Network World

OCTOBER 1, 2021

Linux security: Cmd provides visibility, control over user activity. To read this article in full, please click here This year, for example, the themes in each successive week are: Be Cyber Smart. Phight the Phish! Experience. Cybersecurity Career Awareness Week). Cybersecurity First.

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Network Linux Security Examples 164

TechSpot

MARCH 14, 2024

The flaw is part of three recently unveiled bugs that developers have already patched in the company's many Linux-based network and. Read Entire Article

Linux 85

Linux Network Security Development 85

Network World

FEBRUARY 26, 2019

There's a new Linux security tool you should be aware of — Cmd (pronounced "see em dee") dramatically modifies the kind of control that can be exercised over Linux users. To read this article in full, please click here Provided by a company of the same name, Cmd focuses on cloud usage.

Linux 127

Linux Security Exercises Tools 127

Network World

MAY 22, 2018

There are many aspects to security on Linux systems – from setting up accounts to ensuring that legitimate users have no more privilege than they need to do their jobs. This is look at some of the most essential security commands for day-to-day work on Linux systems. To read this article in full, please click here (Insider Story)

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Linux Security Groups Examples 134

Scott Lowe

MARCH 21, 2014

Some time ago, I introduced you to the idea of Linux network namespaces, and provided an overview of some of the commands needed to interact with network namespaces. In this post, I’ll follow up on that post with some additional information on using network namespaces with other types of network interfaces.

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Linux Network Virtualization Examples 73

Linux Academy

MARCH 25, 2019

This topic of network awareness is dear to my heart — not because of what it does but because it is network-based and I started out in the IT field as a network engineer, so networking holds a special place for me. What do I mean by “network awareness”? Rogue devices vs ARPwatch. One word: ARPwatch.

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Network Security Linux Open Source 96

Network World

JANUARY 8, 2019

ASLR is used today on Linux, Windows, and MacOS systems. It was first implemented on Linux in 2005. To read this article in full, please click here In 2007, the technique was deployed on Microsoft Windows and MacOS. PIE machine code will execute properly regardless of its absolute address.

Linux 117

Linux System Operating Systems Windows 117

Scott Lowe

DECEMBER 8, 2023

This is the next installation in my semi-regular series that shares links and articles from around the interwebs on various technology areas of interest. Networking The networking section this time around is focused on application level protocols…but hey, they’re still networking protocols, right?

Linux 103

Linux Vmware Resources Network 103

Network World

MAY 22, 2018

There are many aspects to security on Linux systems – from setting up accounts to ensuring that legitimate users have no more privilege than they need to do their jobs. This is look at some of the most essential security commands for day-to-day work on Linux systems. To read this article in full, please click here (Insider Story)

Linux 90

Linux Security Groups Examples 90

Network World

FEBRUARY 26, 2019

There's a new Linux security tool you should be aware of — Cmd (pronounced "see em dee") dramatically modifies the kind of control that can be exercised over Linux users. To read this article in full, please click here Provided by a company of the same name, Cmd focuses on cloud usage.

Linux 84

Linux Security Exercises Tools 84

Network World

AUGUST 15, 2018

Announced just yesterday in security advisories from Intel, Microsoft and Red Hat, a newly discovered vulnerability affecting Intel processors (and, thus, Linux) called L1TF or “L1 Terminal Fault” is grabbing the attention of Linux users and admins. To read this article in full, please click here

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Linux Intel System Microsoft 109

Network World

AUGUST 15, 2018

Announced just yesterday in security advisories from Intel, Microsoft and Red Hat, a newly discovered vulnerability affecting Intel processors (and, thus, Linux) called L1TF or “L1 Terminal Fault” is grabbing the attention of Linux users and admins. To read this article in full, please click here

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Linux Intel Microsoft Research 67

Network World

OCTOBER 4, 2023

As National Cybersecurity Awareness Month kicks off, it's a good time to reflect on how secure the systems you manage are – whether they’re running Linux, Windows or some other OS. To read this article in full, please click here Keep in mind that in 2004, security practice often involved little more than updating antivirus software.

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Linux Open Source Windows Security 123

Network World

OCTOBER 14, 2020

IBM is expanding the role of its security-software package for hybrid-cloud deployments by improving the gathering of security data collected within customer networks and drawing on third-party threat-intelligence feeds, among other upgrades. To read this article in full, please click here

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IBM Cloud Security Open Source 204

Network World

SEPTEMBER 10, 2021

Palo Alto Networks has rolled out a Wi-Fi based package that the company says provides remote workers with enterprise-class security features. Linux security: Cmd provides visibility, control over user activity. To read this article in full, please click here

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Enterprise Enterprise Security Linux 135

Network World

JUNE 2, 2016

The OpenSwitch Project took a significant development step this week when it became the first full feature network operating system project of the Linux Foundation. More on Network World: Feeling jammed? To read this article in full or to leave a comment, please click here

Linux 60

Linux Operating Systems Hardware Network 60

Scott Lowe

FEBRUARY 9, 2024

For your reading pleasure, I’ve collected links on topics ranging from Kubernetes Gateway API to recent AWS attack techniques to some geeky Linux and Git topics. Networking I want to be Ivan Pepelnjak when I grow up. Read this article on his response to someone wanting to use NSX to create availability zones.

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Linux Programming Cloud Operating Systems 107

Network World

NOVEMBER 25, 2016

Most people assume Linux is secure, and that’s a false assumption. The negative career implications of choosing not to harden your Kali Linux host are severe, so I’ll share the necessary steps to make your Linux host secure, including how I use penetration testing and Kali Linux to get the job done. Gus Khawaja.

Linux 60

Linux Security 60

Network World

SEPTEMBER 23, 2020

To read this article in full, please click here Take recent news as an example: According to IBM, 75% of the top 20 global banks are running the newest z15 mainframe, and the IBM Systems Group reported a 68% gain in Q2 IBM Z revenue year-over-year.

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IBM Linux Banking Cloud 209

Network World

OCTOBER 26, 2022

Cisco said AnyConnect products for MacOS, Linux are not affected. To read this article in full, please click here AnyConnect for Windows is security software package, in this case for Windows machines, that sets up VPN connectivity, provides access control and supports other endpoint security features.

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Windows Linux Software Software 172

Dataconomy

APRIL 13, 2023

Virtual Network Computing (VNC) is a technology that has revolutionized the way we access and control remote computers. In this article, we will delve deeper into the world of Virtual Network Computing, exploring its history, technology, and various applications. What is Virtual Network Computing (VNC)?

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Virtualization Network Linux Windows 36

Network World

AUGUST 10, 2016

A flaw in the Transmission Control Protocol (TCP) used by Linux since late 2012 poses a serious threat to internet users, whether or not they use Linux directly. To read this article in full or to leave a comment, please click here

Linux 60

Linux Internet Research Study 60

Network World

JANUARY 26, 2017

Linux has quietly taken over the world. Even the systems that handle the day-to-day operations on the International Space Station run Linux. Even the systems that handle the day-to-day operations on the International Space Station run Linux. The fact that Linux is everywhere makes kernel security the highest priority.

Linux 60

Linux Security Operating Systems Internet 60

Network World

APRIL 27, 2017

The overall equation is pretty simple: If you want to understand network traffic, you really should install Wireshark. Already in its third edition, Practical Packet Analysis both explains how Wireshark works and provides expert guidance on how you can use the tool to solve real-world network problems.

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Analysis Network Open Source Linux 79

Network World

FEBRUARY 23, 2017

Linux system administrators should be on the watch for kernel updates because they fix a local privilege escalation flaw that could lead to a full system compromise. To read this article in full or to leave a comment, please click here

Linux 84

Linux Systems Administration Google Research 84

Network World

JUNE 30, 2016

LizardStresser, the DDoS malware for Linux systems written by the infamous Lizard Squad attacker group, was used over the past year to create over 100 botnets, some built almost exclusively from compromised Internet-of-Things devices. To read this article in full or to leave a comment, please click here

Linux 62

Linux Malware Internet Research 62

Scott Lowe

NOVEMBER 27, 2013

One of the cool things about libvirt is the ability to work with multiple hypervisors and virtualization technologies, including Linux containers using LXC. If you aren’t familiar with Linux containers and LXC, I invite you to have a look at my introductory post on Linux containers and LXC. LTS, as I am.).

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Linux Virtualization Network Examples 65

Galido

JANUARY 5, 2017

Having Linux as your operating system is one of the better decisions you can make concerning your computer’s security. However, many Linux users make the same mistakes of believing that it’s enough just to have it on your computer and only that fact will make all threats simply disappear, when unfortunately the reality is quite different.

Linux 66

Linux Security Firewall Operating Systems 66

Network World

AUGUST 24, 2017

Also on Network World: How to improve IoT security +. To read this article in full or to leave a comment, please click here Those earlier platforms have been hardened, updates have been automated, and the app discovery and installation have been made trustworthy. IoT developers need to follow their lead.

Linux 127

Linux Security Tools Software 127

Scott Lowe

OCTOBER 22, 2012

In a previous article , I talked about how to use Open vSwitch (OVS) fake bridges to bring VLAN support into your environment. In this article, I show you how to wrap a libvirt virtual network around your OVS fake bridge. First, create the appropriate OVS fake bridges using the instructions in this article.

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Virtualization Network .Net Linux 129

Network World

MAY 5, 2021

IBM Cloud Paks are bundles of Red Hat’s Kubernetes-based OpenShift Container Platform along with Red Hat Linux and a variety of connecting technologies to let enterprise customers deploy and manage containers on their choice of private or public infrastructure, including AWS, Microsoft Azure, Google Cloud Platform, Alibaba and IBM Cloud.

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IBM Cloud Linux Enterprise 185