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.

Packt
Skills you'll gain: Border Gateway Protocol, Routing Protocols, Multiprotocol Label Switching, Network Routing, Network Routers, Virtual Private Networks (VPN), Network Protocols, Network Troubleshooting, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Network Security, Virtual Private Networks (VPN), IT Security Architecture, Intrusion Detection and Prevention, Hardening, Network Monitoring, Firewall, Network Administration, Remote Access Systems, Network Architecture, Network Planning And Design, Continuous Monitoring, Zero Trust Network Access, Security Engineering, Security Controls, Security Management, Threat Detection, Security Information and Event Management (SIEM), Security Awareness
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Web Services, JSON, Extensible Markup Language (XML), Network Protocols, Extensible Languages and XML, Application Programming Interface (API), Data Processing, Hypertext Markup Language (HTML), Python Programming, Software Installation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Cybersecurity, General Networking, Network Model, Network Infrastructure, Firewall, Security Controls, Cloud Computing, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, IT Security Architecture, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Threat Management, Cloud Services, Data Security, Network Planning And Design, Firewall, Cloud Security, OSI Models, Network Protocols, Network Model
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: TCP/IP, Network Protocols, Routing Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, Network Routing, Software-Defined Networking, Virtualization
Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Protocols, Network Troubleshooting, Network Planning And Design, Routing Protocols, Network Routing, OSI Models, Computer Networking, Dynamic Host Configuration Protocol (DHCP), Network Security, File Transfer Protocol (FTP), Remote Access Systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Monitoring, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Routing Protocols, Virtual Private Networks (VPN), Security Controls, OSI Models, Dynamic Host Configuration Protocol (DHCP), Proxy Servers
Beginner · Course · 1 - 4 Weeks

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, Software Versioning, Image Quality, Web Development Tools, Web Content, Front-End Web Development, Web Presence, Web Servers, Frontend Performance
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Monitoring, Virtual Networking, General Networking, Google Cloud Platform, Computer Networking, Event Monitoring, Network Troubleshooting, Cloud Infrastructure, Network Performance Management, Network Planning And Design, Cloud Computing Architecture, Cloud Services, Virtual Machines, Service Level, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Network Engineering, Wireless Networks, Network Security, General Networking, Network Architecture, Network Infrastructure, Mobile Security, Network Protocols, Telecommunications, OSI Models, Communication Systems, Digital Communications, Dataflow, Authentications, Key Management, Encryption
Intermediate · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Routing Protocols, OSI Models, Remote Access Systems, Network Architecture, TCP/IP, Network Protocols, General Networking, Network Troubleshooting, Computer Networking, Networking Hardware, Network Administration, Network Security, Network Model, Virtual Private Networks (VPN), Wireless Networks, Network Routers, Network Routing, Dynamic Host Configuration Protocol (DHCP), Intrusion Detection and Prevention, Network Analysis
Beginner · Course · 1 - 3 Months