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.

Coursera logo C cutout
[Featured Image] A college learner researches the average technical analyst salary as they plan their career path and strategize ways to maximize their potential earnings.

Technical Analyst Salary: Your 2025 Guide

Learn about a technical analyst salary and how external factors impact it, such as where you work, your education, skills, and experience.

November 6, 2024

Article

[Featured Image] A woman is working from her home office on a secure device, conducting a business meeting involving confidential information protected through a radius server.

What Is a RADIUS Server and How Does It Work?

A RADIUS server communicates with a network access server to authenticate users. This connectionless service offers several advantages for network security. Discover more about RADIUS servers and why they matter.

November 5, 2024

Article

[Featured Image] An electrical engineer holds several coaxial cables with connectors on each end in each hand while standing in a data center.

What Are Coaxial Cables?

Coaxial cables are versatile cables used in homes and buildings to transmit audio, video, and internet. Discover more about the elements of coaxial cable, the different types, how you can use them, and alternatives to coax.

November 5, 2024

Article

[Featured Image] A college learner researches the average technical analyst salary as they plan their career path and strategize ways to maximize their potential earnings.

Technical Analyst Salary: Your 2025 Guide

Learn about a technical analyst salary and how external factors impact it, such as where you work, your education, skills, and experience.

November 6, 2024

Article

[Featured Image] A woman is working from her home office on a secure device, conducting a business meeting involving confidential information protected through a radius server.

What Is a RADIUS Server and How Does It Work?

A RADIUS server communicates with a network access server to authenticate users. This connectionless service offers several advantages for network security. Discover more about RADIUS servers and why they matter.

November 5, 2024

Article

Explore popular IT courses

Status: Free Trial

IBM

Skills you'll gain: Cloud Computing Architecture, Technical Support, Technical Support and Services, Cloud Services, Peripheral Devices, Cybersecurity, Computing Platforms, Hardware Troubleshooting, IT Service Management, Cloud Security, Cloud Technologies, Cloud Infrastructure, Network Troubleshooting, Encryption, Data Storage, Software Development Life Cycle, Professional Networking, Information Technology, Cloud Computing, Interviewing Skills

4.7
Rating, 4.7 out of 5 stars
11K reviews

Beginner · Professional Certificate · 3 - 6 Months

Status: Free Trial

Google

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Cloud Services, Debugging, Puppet (Configuration Management Tool), Infrastructure as Code (IaC), Bash (Scripting Language), Configuration Management, Professional Networking, CI/CD, Cloud Computing, Technical Communication, Docker (Software), Unit Testing, Containerization, Web Services, Interviewing Skills, Python Programming, Programming Principles

4.7
Rating, 4.7 out of 5 stars
48K reviews

Advanced · Professional Certificate · 3 - 6 Months

Status: Free Trial

IBM

Skills you'll gain: IT Service Management, Cloud Computing, Information Technology Infrastructure Library, Malware Protection, Identity and Access Management, Linux, Incident Response, Networking Hardware, TCP/IP, Cybersecurity, Linux Administration, Network Security, Network Protocols, Computer Security Incident Management, Cloud Security, Operating Systems, Endpoint Detection and Response, Cyber Risk, Data Ethics, Cyber Governance

4.6
Rating, 4.6 out of 5 stars
22K reviews

Beginner · Specialization · 3 - 6 Months

[Featured Image] A woman and man in STEM (what does stem stand for? Science, technology, engineering, mathematics) discuss their robotics project in a laboratory.

What Does STEM Stand For?

STEM stands for science, technology, engineering, and mathematics (STEM). Explore these fields closely linked, including the several distinct differences that set careers in each field apart.

October 30, 2024

Article

[Featured Image] A smiling software engineer holds an Android phone equipped with VPN APK while sitting at her desk in an office

Your Guide to Learning VPN APK

If you’re concerned about privacy and data tracking while online with your Android device, a VPN APK might be right for you. Learn more about VPN APKs, what they do, and how to choose a career that uses VPN APK knowledge.

October 30, 2024

Article

[Featured Image] A medical office manager talks on the phone at her desk while using a VPN tunnel to keep patient records private and secure.

VPN Tunnel: What It Is and How It Works

Discover how VPN tunneling allows for online privacy and secure transmission of data over the internet to decide if it's something you want to integrate into your existing setup.

October 30, 2024

Article

[Featured Image] An IT specialist wears a headset and works on a computer while helping a customer understand what a mesh network is.

What Is a Mesh Network and Why You’d Use One

A mesh network is a type of wireless technology that provides increased reliability. Explore mesh networking and how it compares to traditional options. Learn how to improve your network connectivity and build entry-level networking skills.

October 30, 2024

Article

[Featured Image] Six employees work at their computers and workstations thanks to an effective network switch that allows them to connect to the local area network seamlessly.

Network Switches: What Are They and How Do They Work?

Network switches are an important part of networking hardware. Discover how network switches create the foundations for enterprise computer networking.

October 30, 2024

Article

[Featured Image] A learner works on their laptop beside their dog while studying binary classification.

Binary Classification for Beginners

Binary classification can help predict outcomes. Explore how it relates to machine learning and binary classification applications in different professional fields.

October 30, 2024

Article

[Featured Image] After learning what is bandwidth and the benefits of high bandwidth, a group of businesspeople work on their computers simultaneously, talking amongst themselves and collaborating.

What Is Bandwidth: Definition and Tips

Bandwidth plays a significant role in modern technology across the world. Learn more about what bandwidth is and why it is crucial for internet connections.

October 30, 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 25, 2024

Article

[Featured Image] An electrical engineer holds several coaxial cables with connectors on each end in each hand while standing in a data center.

What Are Coaxial Cables?

Coaxial cables are versatile cables used in homes and buildings to transmit audio, video, and internet. Discover more about the elements of coaxial cable, the different types, how you can use them, and alternatives to coax.

November 5, 2024

Article

[Featured Image] A woman and man in STEM (what does stem stand for? Science, technology, engineering, mathematics) discuss their robotics project in a laboratory.

What Does STEM Stand For?

STEM stands for science, technology, engineering, and mathematics (STEM). Explore these fields closely linked, including the several distinct differences that set careers in each field apart.

October 30, 2024

Article

[Featured Image] A smiling software engineer holds an Android phone equipped with VPN APK while sitting at her desk in an office

Your Guide to Learning VPN APK

If you’re concerned about privacy and data tracking while online with your Android device, a VPN APK might be right for you. Learn more about VPN APKs, what they do, and how to choose a career that uses VPN APK knowledge.

October 30, 2024

Article

[Featured Image] A medical office manager talks on the phone at her desk while using a VPN tunnel to keep patient records private and secure.

VPN Tunnel: What It Is and How It Works

Discover how VPN tunneling allows for online privacy and secure transmission of data over the internet to decide if it's something you want to integrate into your existing setup.

October 30, 2024

Article

[Featured Image] An IT specialist wears a headset and works on a computer while helping a customer understand what a mesh network is.

What Is a Mesh Network and Why You’d Use One

A mesh network is a type of wireless technology that provides increased reliability. Explore mesh networking and how it compares to traditional options. Learn how to improve your network connectivity and build entry-level networking skills.

October 30, 2024

Article

[Featured Image] Six employees work at their computers and workstations thanks to an effective network switch that allows them to connect to the local area network seamlessly.

Network Switches: What Are They and How Do They Work?

Network switches are an important part of networking hardware. Discover how network switches create the foundations for enterprise computer networking.

October 30, 2024

Article

[Featured Image] A learner works on their laptop beside their dog while studying binary classification.

Binary Classification for Beginners

Binary classification can help predict outcomes. Explore how it relates to machine learning and binary classification applications in different professional fields.

October 30, 2024

Article

[Featured Image] After learning what is bandwidth and the benefits of high bandwidth, a group of businesspeople work on their computers simultaneously, talking amongst themselves and collaborating.

What Is Bandwidth: Definition and Tips

Bandwidth plays a significant role in modern technology across the world. Learn more about what bandwidth is and why it is crucial for internet connections.

October 30, 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 25, 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. 

Frequently asked questions (FAQ)