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The use of public networks is risky. Whether wireless or wired, any public access Internet connection is putting you and your data at risk. It may be convenient to use a hotel, restaurant, or coffee shop Internet link, but the likelihood of attack or compromise is greater than accessing a private network.

You have earned a CompTIA certification. The next step is to ensure that your certification remains current and valid. Some certifications are good for life, while others require renewal. Let’s look at what certifications require renewal, the options that you have for maintaining your certifications, and steps to get it done.

It’s been about 10 years since public cloud offerings like AWS opened up the world of big data analytics. This post examines the top five most useful architectures used for big data stacks to learn the sweet spots of each.

CISSP remains one of the most respected and sought-after cybersecurity certifications. With the most recent update released in May 2021, (ISC)2 has maintained the high bar it set to validate the knowledge and skills of senior cybersecurity managers.

In this article, we discuss how to achieve that optimal security approach in the data center with Cisco Application Centric Architecture, or ACI.

CompTIA has become one of the most recognized and respected names in IT certifications, from the first A+ back in the 1990s to today with over a dozen vendor-neutral certifications covering a variety of topics.

After reading this article, whether you’re requesting training for yourself or your team, you will be better prepared to build and state your case for the business-delivering value of training.

With a constant demand for support, specialized skills and technology, IT professionals are under a good deal of pressure at work. And if they’re not compensated for it, they might just leave — causing disruption at the company, but also their own lives.

This quick reference guide will highlight the various certification tracks to help you find your path through the EC-Council programs.

This is the second of a two-part series on First Hop Redundancy Protocols (FHRP). In Part 1 of this topic, we reviewed the fundamentals of networking, the importance of the Default Gateway to an endpoint, and how to solve redundancy of Default Gateway by using an FHRP such as Hot Standby Router Protocol (HSRP)

As an IT security leader, you understand the importance of having and following corporate policies to protect and defend your systems and the assets that they retain. You and your security team work diligently to know the latest threats, prepare for possible intrusion, and harden your network.

In any operational data network, the two high-level outcome possibilities are connectivity and isolation. If every device can connect to every other device by enabling full connectivity, networking is relatively easy to create, but inherently unsecure. If a network fully isolates all forms of traffic, it is unusable.

Diversity in the workplace means that a company employs a wide range of individuals with different characteristics. By nurturing a more accepting, diverse culture, organizations will experience a substantial positive effect on individuals and a stronger bond within teams. 

Most Internet users don't realize that often a website or other service that seems slow to respond is actually working fine. Instead, it’s the resolution of DNS that is putting a glitch in your giddy up. Fortunately, there are several steps you can take to optimize your DNS to get better performance.

Passwords aren't as secure as you think, but there are ways to improve their effectiveness against hackers' attempts to gain access.

Hackers are everywhere, and they have a sophisticated array of tools for cracking your passwords. The primary purpose of this white paper is to help you understand that easy-to-remember passwords are no longer considered a secure form of authentication

IT is everywhere. The advent of the Internet of Things (IoT), expansion of data capabilities and storage, and broad access to wireless services have pushed IT into virtually every aspect of our lives. From appliances and televisions to tablets and smartphones, people are more connected than ever.

One of the most used ways for hackers to attack an organization is through email phishing. From an attacker’s point of view, email attacks can be automated at scale with thousands of emails sent virtually for free.

Retention rates and employee morale plague IT departments. The solution? Invest in career development and ongoing training. 

Cryptography can be used for many purposes, but there are two types of cryptographic algorithms you need to understand: symmetric and asymmetric. Learn more from the experts at Global Knowledge.

HR and IT managers, if you're losing top talent and having trouble attracting quality candidates, the no. 1 reason is that they don't see a future with you. If you're not leveraging professional development, here are a couple tips to start.

There are several techniques, methods, and tools that can help you reduce your security budget while maintaining or increasing your actual defenses. No security defense is perfect, and you often get what you pay for.

In any operational data network, the two high-level outcome possibilities are connectivity and isolation. If every device can connect to every other device by enabling full connectivity, networking is relatively easy to create, but inherently unsecure. If a network fully isolates all forms of traffic, it is unusable.

Gaining access is the most important phase of an attack in terms of potential damage, although attackers don’t always have to gain access to the system to cause damage. For instance, denial-of-service attacks can either exhaust resources or stop services from running on the target system. 

Learn how to boost your visibility on LinkedIn by listing your skills and certifications and leveraging the courses you’ve taken for professional development. This is especially important to catch the eyes of recruiters and when applying for jobs.

Once an attacker gains access to the target system, the attacker can choose to use both the system and its resources and further use the system as a launch pad to scan and exploit other systems, or he can keep a low profile and continue exploiting the system.

The SolarWinds cyberattack is one of the most sophisticated and broad cyberattacks in history and will likely be studied for years by cybersecurity researchers as a case study for a supply chain attack.

ISACA’s role is to help those in the field of cybersecurity get greater utilization out of the people already in the fold. This means enabling IT professionals to take a leadership role and increase their depth of knowledge. 

Attackers use a method called scanning before they attack a network. Often attackers use automated tools such as network/host scanners and war dialers to locate systems and attempt to discover vulnerabilities.

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.

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.

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.

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

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.

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.

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.