Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, OSI Models, Network Routing, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Administration, Network Performance Management, Local Area Networks, Hardening, Intrusion Detection and Prevention
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Javascript and jQuery, HTML and CSS, GitHub, Web Development, Responsive Web Design, Browser Compatibility, Git (Version Control System), Cascading Style Sheets (CSS), Web Development Tools, Web Design, Web Servers, Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Supply Chain Management, Supply Chain, Supply Chain Planning, Logistics, Transportation, Supply Chain, and Logistics, Inventory Management System, Operations Management, Order Management, Business Technologies, Customer Demand Planning, Production Planning, Data-Driven Decision-Making, Automation, Internet Of Things, Blockchain, Machine Learning
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, PostgreSQL, Scalability, Application Deployment, Cloud Hosting, User Accounts, Application Security, Python Programming
Advanced · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Continuous Monitoring, Risk Management Framework, Security Controls, Security Management, Information Systems Security, Cyber Risk, Security Requirements Analysis, Cyber Security Assessment, Authorization (Computing), Cyber Security Policies, Information Privacy, Information Systems
Mixed · Course · 1 - 3 Months

Skills you'll gain: Security Controls, IT General Controls (ITGC), Cloud Security, Cloud Computing, Cyber Security Assessment, Cybersecurity, ISO/IEC 27001, Control Objectives for Information and Related Technology (COBIT), Risk Management Framework, Data Security, Identity and Access Management, Incident Response, Technical Communication
Intermediate · Course · 3 - 6 Months
Google Cloud
Skills you'll gain: Gmail, Email Security, Email Automation, Productivity Software, Business Correspondence, Business Communication, Organizational Skills, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Safety and Security, Financial Planning, Goal Setting, Budgeting, Investments, Higher Education, Mortgage Loans
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Vendor Management, Social Media Campaigns, Hospitality Management, Social Media Marketing, Process Mapping, Key Performance Indicators (KPIs), Social Media, Performance Measurement, Digital Media Strategy, Business Relationship Management, Operational Efficiency, Digital Marketing, Leadership, Customer Engagement, Search Engine Optimization, Content Management
Intermediate · Specialization · 1 - 3 Months

The State University of New York
Skills you'll gain: digital literacy, Brainstorming, Planning, Data Ethics, Information Management, Research, Critical Thinking, Investigation, Literacy, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Google Sheets, Market Data, Data Visualization, Data Visualization Software, Data Mining
Beginner · Guided Project · Less Than 2 Hours