Internet courses can help you learn web development, digital marketing, cybersecurity, and data analytics. You can build skills in coding languages like HTML, CSS, and JavaScript, as well as search engine optimization (SEO) and online advertising strategies. Many courses introduce tools such as Google Analytics for tracking website performance, WordPress for content management, and various coding frameworks to streamline development processes.

Skills you'll gain: Virtual Networking, Network Monitoring, Google Cloud Platform, General Networking, Network Troubleshooting, Network Performance Management, Network Administration, Service Level, Public Cloud, Network Analysis, Virtual Machines
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Front-End Web Development, Web Servers, Semantic Web, Cloud Hosting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Protocols, Network Monitoring, OSI Models, Network Security, Web Servers, Network Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Network Troubleshooting, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Border Gateway Protocol, Firewall, Proxy Servers, Encryption, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Mobile Security, Microsoft Intune (Mobile Device Management Software), Network Security, Cybersecurity, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Wireless Networks, Encryption, Application Security, Exploitation techniques, Web Applications, Cloud Security, Internet Of Things
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Big Data, Cybersecurity, Pedagogy, Data Security, Cryptography, Information Privacy, Encryption, Responsible AI, AI Personalization, Computer Science, Information Technology, Web Applications, Web Servers, Machine Learning, Supervised Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cloud Security, Firewall, Network Monitoring, Google Cloud Platform, Network Troubleshooting, Intrusion Detection and Prevention, Identity and Access Management, Threat Detection, Proxy Servers
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Computing, Cloud Management, Cloud-Native Computing, Cloud Applications, Cloud Deployment, Disaster Recovery, Virtual Networking, DevOps, Virtualization, Amazon Web Services, Cloud Storage, Cloud Security, CI/CD, Business Continuity, Cost Management, Scalability
Build toward a degree
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Management, Cloud Computing, Disaster Recovery, Cloud Deployment, DevOps, Cloud-Native Computing, Amazon Web Services, Virtual Networking, Virtualization, Cloud Applications, Serverless Computing, Cloud Security, Continuous Integration, Cloud Storage, Business Continuity, Cost Management
Build toward a degree
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, Virtual Networking, General Networking, Network Architecture, Network Protocols, TCP/IP, Network Infrastructure, Local Area Networks
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Network Security, IT Security Architecture, OSI Models, TCP/IP, Threat Modeling, Network Protocols, Computer Networking, Cybersecurity, Application Security, Network Architecture, Cryptographic Protocols, Vulnerability Assessments, Network Infrastructure, Threat Detection
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Monitoring, Routing Protocols, Software-Defined Networking, TCP/IP, Network Routing, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Performance Management, System Monitoring, Network Planning And Design, Disaster Recovery, Computer Networking, Network Architecture, Virtual Local Area Network (VLAN), Network Administration, Network Protocols, Border Gateway Protocol, Document Management, Software Installation
Intermediate · Course · 1 - 3 Months