IT

Discover the possibilities of a career in IT by exploring the skills and certifications needed for exciting roles in IT support, cybersecurity, cloud computing, and more.

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[Featured Image] A fiber technician connects fiber optic cables to a switch.

What Is Fiber Optics?

Fiber optics is restructuring the world of communications with its ability to send data faster and more reliably than traditional cables. Explore what fiber optics is and how it works within your career goals.

October 29, 2024

Article

[Featured Image] A technical consultant holds a tablet while talking with a colleague as they walk through an office.

What Is a Technical Consultant? And How to Become One

Learn more about what a technical consultant does and how to start your career as one, including the education and training requirements needed for the role.

October 26, 2024

Article

[Featured Image] A business manager stands in front of a screen in a conference room and conducts a meeting on why data privacy is important.

Why Is Data Privacy Important?

Learn more about why data privacy is important, as well as careers relating to data privacy, and some useful tips you can use to help keep your data private.

October 26, 2024

Article

[Featured Image] A fiber technician connects fiber optic cables to a switch.

What Is Fiber Optics?

Fiber optics is restructuring the world of communications with its ability to send data faster and more reliably than traditional cables. Explore what fiber optics is and how it works within your career goals.

October 29, 2024

Article

[Featured Image] A technical consultant holds a tablet while talking with a colleague as they walk through an office.

What Is a Technical Consultant? And How to Become One

Learn more about what a technical consultant does and how to start your career as one, including the education and training requirements needed for the role.

October 26, 2024

Article

Explore popular IT courses

Status: Free Trial
Status: AI skills

Microsoft

Skills you'll gain: Microsoft 365, Network Security, Business Software, Computer Hardware, Cybersecurity, Microsoft Office, Desktop Support, Virtual Private Networks (VPN), Network Troubleshooting, Technical Support, Hardware Troubleshooting, Generative AI, Operating Systems, Collaborative Software, System Support, Network Protocols, TCP/IP, Application Security, Microsoft Teams, Cloud Computing

4.8
Rating, 4.8 out of 5 stars
1.3K reviews

Beginner · Professional Certificate · 3 - 6 Months

Status: Free Trial
Status: AI skills

Google

Skills you'll gain: IT Security Architecture, Computer Networking, Operating System Administration, Package and Software Management, Network Troubleshooting, Version Control, IT Automation, Systems Administration, IT Infrastructure, TCP/IP, Git (Version Control System), Chef (Configuration Management Tool), Network Security, Ruby (Programming Language), File Systems, Microsoft Windows, Computer Hardware, Technical Support, Interviewing Skills, Professional Development

Build toward a degree

4.8
Rating, 4.8 out of 5 stars
208K reviews

Beginner · Professional Certificate · 3 - 6 Months

Status: Free Trial

IBM

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Cybersecurity, Hardware Troubleshooting, Data Storage, Database Software, Operating Systems, Computer Networking, IT Infrastructure, Virtual Private Networks (VPN), Project Management

4.7
Rating, 4.7 out of 5 stars
251 reviews

Beginner · Course · 1 - 3 Months

[Featured Image] Business professionals gather around a table in a well lit confrence room, each on a laptop connected through a wireless access point, discussing business stats and projects.

Complete Guide to Wireless Access Points

Wireless access points are key additions to businesses looking for stronger and more reliable internet access. Explore what wireless access points do and the benefits of wireless access points for businesses.

October 26, 2024

Article

[Featured Image] Students in a computer programming class gathering around a computer and a whiteboard to create a network diagram for an assignment.

Network Diagrams Explained

Network diagrams can be a powerful professional tool. Discover more about the standard types of diagrams, the pros and cons of using network diagrams, and how to start creating them yourself.

October 26, 2024

Article

[Featured Image] Two IT professionals look at a computer and talk about their company's token ring.

What Is a Token Ring? Understanding Local Area Networks

In local area networks (LANs), token ring technology offers a unique approach to facilitating reliable and orderly communication between network devices.

October 26, 2024

Article

[Featured Image] Two network security engineers collaborate while troubleshooting a web development project to enhance cybersecurity.

What Does a Network Security Engineer Do?

Network security engineers help businesses keep important, sensitive data safe. Learn more about this role, including the skills, education, and cybersecurity experience you’ll need to be successful.

October 25, 2024

Article

[Featured Image] An IT expert sits at a laptop wearing a headset and talking a technician through a network layer repair.

What Is the Network Layer? Definition and Practical Applications

The network layer allows for end-to-end communication between computer networks by assigning addresses to devices and routing data packets. Learn more about what the network layer is and the functions it performs in the broader networking system.

October 25, 2024

Article

[Featured Image] A software engineer sits at a workstation, using containerization to simplify his job.

What Is Containerization? Software Explained

With containerization, you create software in a way that makes it more adaptable to different machines. Explore why software professionals use containerization across industries, as well as the benefits and drawbacks of using such software.

October 25, 2024

Article

[Featured Image] Three co-workers are sending files through their communication network protocols on digital tablets.

The 3 Types of Network Protocols

Explore what network protocols are, including different types centered around communication, management, and security.

October 24, 2024

Article

[Featured Image] A network engineer works on his computer to implement network monitoring software.

Network Monitoring Software: What It Is and Why to Use It

Discover the details of enterprise networking monitoring software, including its benefits, operational mechanisms, and best practices.

October 24, 2024

Article

[Featured Image] Female IT professional sitting at her workspace building network architectures and communicating with colleagues via headphones.

A Guide to Network Architectures

Network architectures describe how a computer network operates, outlining devices and logistics. Explore network architectures and how they can impact your organization’s network management.

October 23, 2024

Article

[Featured Image] A business manager stands in front of a screen in a conference room and conducts a meeting on why data privacy is important.

Why Is Data Privacy Important?

Learn more about why data privacy is important, as well as careers relating to data privacy, and some useful tips you can use to help keep your data private.

October 26, 2024

Article

[Featured Image] Business professionals gather around a table in a well lit confrence room, each on a laptop connected through a wireless access point, discussing business stats and projects.

Complete Guide to Wireless Access Points

Wireless access points are key additions to businesses looking for stronger and more reliable internet access. Explore what wireless access points do and the benefits of wireless access points for businesses.

October 26, 2024

Article

[Featured Image] Students in a computer programming class gathering around a computer and a whiteboard to create a network diagram for an assignment.

Network Diagrams Explained

Network diagrams can be a powerful professional tool. Discover more about the standard types of diagrams, the pros and cons of using network diagrams, and how to start creating them yourself.

October 26, 2024

Article

[Featured Image] Two IT professionals look at a computer and talk about their company's token ring.

What Is a Token Ring? Understanding Local Area Networks

In local area networks (LANs), token ring technology offers a unique approach to facilitating reliable and orderly communication between network devices.

October 26, 2024

Article

[Featured Image] Two network security engineers collaborate while troubleshooting a web development project to enhance cybersecurity.

What Does a Network Security Engineer Do?

Network security engineers help businesses keep important, sensitive data safe. Learn more about this role, including the skills, education, and cybersecurity experience you’ll need to be successful.

October 25, 2024

Article

[Featured Image] An IT expert sits at a laptop wearing a headset and talking a technician through a network layer repair.

What Is the Network Layer? Definition and Practical Applications

The network layer allows for end-to-end communication between computer networks by assigning addresses to devices and routing data packets. Learn more about what the network layer is and the functions it performs in the broader networking system.

October 25, 2024

Article

[Featured Image] A software engineer sits at a workstation, using containerization to simplify his job.

What Is Containerization? Software Explained

With containerization, you create software in a way that makes it more adaptable to different machines. Explore why software professionals use containerization across industries, as well as the benefits and drawbacks of using such software.

October 25, 2024

Article

[Featured Image] Three co-workers are sending files through their communication network protocols on digital tablets.

The 3 Types of Network Protocols

Explore what network protocols are, including different types centered around communication, management, and security.

October 24, 2024

Article

[Featured Image] A network engineer works on his computer to implement network monitoring software.

Network Monitoring Software: What It Is and Why to Use It

Discover the details of enterprise networking monitoring software, including its benefits, operational mechanisms, and best practices.

October 24, 2024

Article

[Featured Image] Female IT professional sitting at her workspace building network architectures and communicating with colleagues via headphones.

A Guide to Network Architectures

Network architectures describe how a computer network operates, outlining devices and logistics. Explore network architectures and how they can impact your organization’s network management.

October 23, 2024

Article

In today's rapidly evolving technological landscape, IT professionals with specialized skills are highly sought after across many industries. A career in IT provides the opportunity to harness your technical expertise to drive innovation and streamline business processes. Delve into the diverse career paths, critical skills, and various roles within the IT field to embark on a fulfilling and impactful career that shapes the future of technology.

Ready to start learning? Explore our catalog of IT support, network, and cloud computing courses for beginners and experienced professionals. 

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