Resource Library

Every second of every day, data is being sent and received. Billions of data packets are processed by your company’s network every day. In fact, you received dozens of packets just to read this article, but the vast majority of us have no idea how this works. People have no clue as to what goes on behind the scenes to ensure data actually gets to the right device.

Microsoft retired the MCSA and MCSE certifications on January 2021. Does that really mean it is the end? It isn’t. Join this webinar to understand the logical next steps and new certification paths. View the slide deck>>

This certification profile covers the job functions and titles held by the professionals who hold the certification, views on job security and satisfaction, CISSP salary information, along with other certifications held and tenure. The data is from Global Knowledge’s annual global IT Skills and Salary Report so you won't find it anywhere else.

The updated version of the CISSP exam was released on May 1, 2021. The new version now includes a significant number of new topics.

Many companies have a so-called five-nines goal, meaning that the network needs to be available to the users at least 99.999% of the time. To achieve that goal, IT professionals must consider high availability in the network design, including both physical and logical redundancy.

For organizations getting started with RHEL, Red Hat Training has developed a series of courses to develop the skills needed for basic administration and configuration of Red Hat Enterprise Linux. These courses introduce key command line concepts and enterprise-level tools, laying the foundation for the rapid deployment of Red Hat Enterprise Linux. The curriculum also introduces the basic administration skills needed for resolving configuration issues and integrating Red Hat Enterprise Linux systems with other existing environments. View the slide deck>>

Follow these four troubleshooting tips to help you work through a challenging repair and reach a solution without much wasted time and resources.

This Certification Prep Guide provides an overview of the current Project Management Professional (PMP)® certification and offers helpful tips that you can use when preparing for your PMP certification exam.

Here's an introduction to encryption. What is it? Why do we need it? It's a complicated area, so we're here to help get your started. You'll understand the general function of three categories of mathematical ciphers: Symmetric, Asymmetric and Hashing. 

Many certification roadmaps include (ISC)2’s CISSP (Certified Information System Security Practitioner) as a crucial cybersecurity certification to consider in a career and education plan. One example is the CompTIA IT Certification Roadmap, which places CISSP in the “Expert” column of the Information Security pathway. The CompTIA roadmap of IT certifications is not alone in recognizing the importance and value of the CISSP.

The 2021 revised and updated version CISSP (Certified Information System Security Practitioner) certification exam will be released on May 1, 2021. This new version of the popular CISSP exam will include a modest revision and re-organization of previously included topics, but will integrate a significant number of new topics.

The Ethernet switch has become an integral part of the world’s LAN infrastructure. At its core, the Ethernet is a shared network, each node contending for access to precious bandwidth and dealing with the repercussions of collisions.

Learn about the five types of area networks.

Advancing your knowledge of the Amazon Web Services (AWS) cloud can be life-changing.

An quick fundamental overview of layer two devices.   To learn more about this and similar topics, enroll in our exclusive Understanding Networking Fundamentals course.    

Cybersecurity is one of the most important fields of work in our world today. It’s an ever-changing discipline that requires ongoing education and adaptability, even for cybersecurity experts.

This guide provides an overview of the Security+ certification, including who the certification is for, how to earn and maintain it, the positive impact that it will have on your career, and options for advancement following your Security+ certification.

The Security+ certification is a common component of a cybersecurity professional’s resume, which would leave a gap if it is not present. Learn about the new material that will be present on the SY0-601 Security+ exam.

The cloud has been around for over a decade, but great cloud engineers are in short supply. What sets a great cloud engineer apart from simply a good one? Experience plays a big part, and the general expectation seems to be that you will become great by putting in your time. However, the truth is that to be a great cloud engineer you do not just slowly grow into your role. You actively aim for ways to improve both your skills and your approach to using technology. Here are three examples of what great cloud engineers do to be highly successful.

The field of cybersecurity is growing, and it is no wonder. Global Knowledge’s 2020 IT Skills and Salary Report confirms the value of security experts, with those functioning in the Cybersecurity/IT Security field in the U.S. reporting an average annual wage of $153,655. Here’s an exclusive Security+ certification profile.

COVID-19 has had a significant impact on businesses. Cost-cutting efforts have resulted in organizations having to do more with less. Safety protocols and social distancing guidelines have meant that more employees are working from home. The reality of remote workers and the access, reliability, and security issues that they create are at the forefront of the challenges facing IT departments.

Using Palo Alto Networks, PAN-OS, enterprises can build an IT Security Platform capable of delivering protection against all stages of the Cyber-Attack Lifecycle. From Reconnaissance to Act on Objective, the PAN-OS Single-Pass Parallel Processing (SP3) engine combines efficient throughput with maximum data protection. This recorded webinar will describe how the SP3 Architecture can increase network traffic visibility and enable you to control your environment. View the slide deck>

Organizations and individuals are threatened with ever-growing cyber threats and must be prepared to address them. The more we are connected to networks, the more suspectable we are to attacks, therefore enterprises must stay current applying various cybersecurity measures and maintaining awareness of cybersecurity trends. View the slide deck>    

Explore how Azure provides easy-to-use services to help you get started with building Data and AI solutions. Learn about many areas of AI, including machine learning, and how many modern applications and services depend on predictive machine learning models. We will also talk about the fundamentals of database concepts in a cloud environment and how to build your foundational knowledge of cloud data services within Azure.

The IT Skills and Salary Report covers a lot in the published report, and that’s only the surface. Here are four snippets of AWS data that weren't included in the published report.

This webinar begins with a general introduction to Microsoft SQL Server editions and versions. We will then highlight several scalability features of SQL Server. Next we will look at the High Availability Options of SQL Server. Finally we will look at Azure SQL deployment and Availability solutions. View the slide deck>

Systems engineers are the men and women responsible for keeping your applications running and databases responsive, and while the cloud has removed much of their responsibilities regarding hardware, their jobs are by no means easy. Lack of attention to details is always a factor in most mistakes, but these issues stem from misperception and a lack of understanding regarding the cloud itself.

Cybersecurity has matured into a complex and diverse set of functions. Each of these functional specializations represent different roles requiring different knowledge, skills, and abilities.

Cloud and virtualization technologies have spawned a whole ecosystem of applications. But like any powerful technology, they can be used for bad as well as good. This session reviews the top 10 most common mistakes made in cloud and virtualization security.

Watch this recorded webinar to understand the basics of the Risk Management Framework (prescribed by NIST Standards) and how to begin to apply it.  

This webinar will provide a high level overview of Microsoft SCCM 2012R2 and the new features available. You will learn day-to-day management tasks, including how to query data, manage applications, hardware and software inventory and software updates by using Configuration Manager. View the slide deck>

It is everyone’s job, not solely cybersecurity professionals, to consider how their work affects security.

Here are 18 certification options, in no particular order, that are worth your effort based on site searches, feedback from subject matter experts and data in the Global Knowledge 2019 IT Skills and Salary Report.

Aside from plenty of laughs, “Groundhog Day” delivers powerful messages about change, love and being a good person. Phil is unable to break the time loop until he totally changes who he is. Unless you’re as selfish and heartless as Phil, by making incremental changes over time you’ll bring success to your life and career.

It’s inevitable. At some point in your career, you’ll find yourself working alongside individuals who fall into the general category of “Difficult People.” The effects these people can have on an organization vary greatly but usually involve many problems for the team. This white paper describes some of the more common types of difficult people and provides you with tips on how to handle them.

When creating products, providing services and achieving results, consistency is the goal of quality management. This white paper gives you a basic overview of the tools and techniques you need for quality planning and quality assurance. Learn which resources help you to evaluate programs, prioritize objectives or discover problem areas. Featured within this white paper are Kaoru Ishikawa’s seven quality tools which include flowcharts, histograms and cause-and-effect diagrams. 

Projects are often complex, made up of a large number of moving pieces. This brings numerous challenges. By using the three key steps mentioned in this white paper, your projects will run more smoothly from start to finish.

Here are five date points from the 2020 IT Skills and Salary Report that illustrate important trends in professional development, skills gaps, hiring and top-paying certifications.

Organizations rely on administrators to do a lot. If you’re admin reading this, you know this far too well.

With Multiprotocol Label Switching (MPLS) as popular as it is in the provider space and private MPLS clouds for larger enterprise, we needed some tools to help troubleshoot and maintain these networks. With the providers in mind, the normal ping or traceroute may not be enough.