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.

LearnKartS
Skills you'll gain: Cloud Deployment, Infrastructure as Code (IaC), Google Cloud Platform, Application Deployment, Kubernetes, Google App Engine, Terraform, Continuous Deployment, Microservices, Continuous Integration, Cloud Storage, Containerization, Security Strategy, Capacity Management, DevOps, Network Troubleshooting, Virtual Machines, System Monitoring, Scalability, Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Brute-force attacks, Cyber Security Assessment, Vulnerability Assessments, Authentications, Wireless Networks, Network Security, Linux, Encryption, Microsoft Windows, Cryptography, Operating Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Electric Power Systems, Safety Standards, Safety and Security, Emerging Technologies, Control Systems, Global Positioning Systems, Environmental Issue, Computer Vision, Artificial Intelligence, Algorithms
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Digital pedagogy, Technical Communication, Diversity Equity and Inclusion Initiatives, Social Impact, Computational Thinking, Computer Science, Curriculum Development, Innovation, Technical Writing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Firewall, Ubuntu, Network Monitoring, TCP/IP, Data Storage, Network Protocols, Network Troubleshooting, Unix, General Networking, Linux, Command-Line Interface, Data Storage Technologies, System Configuration, Network Security, File Management, Shell Script, Computer Hardware, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Business Metrics, Analytics, Digital Transformation, Business Intelligence, Performance Measurement, Big Data, Business Analysis, Data Analysis, Key Performance Indicators (KPIs), E-Commerce, Financial Services, Case Studies, Cash Flows, Culture Transformation
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Services, Disaster Recovery, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, Virtual Machines, Virtualization, Application Deployment, Application Security, System Monitoring, Security Controls, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Selling Techniques, Sales, Product Promotion, Growth Strategies, Product Knowledge, Email Marketing, Web Analytics and SEO, Product Strategy, Merchandising, Pay Per Click Advertising, Marketing Automation, Order Management, Content Creation, Customer Engagement, Branding, International Relations, Business Management
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Shell Script, Ubuntu, Unix Shell, Linux Administration, Operating System Administration, Bash (Scripting Language), Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, System Configuration, Database Management, General Networking, Network Security
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Support, Active Directory, Network Administration, Dynamic Host Configuration Protocol (DHCP), Technical Support and Services, Firewall, Microsoft Windows, Local Area Networks, Network Security, Network Troubleshooting, Computer Networking, Mac OS, Group Policy, Network Infrastructure, Security Controls, TCP/IP, User Accounts, Authorization (Computing), Network Protocols, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Database Management, Data Management, Data Access, Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Web Analytics and SEO, Business Strategy, Paid media, Content Marketing, Market Analysis, Marketing Strategy and Techniques, Email Marketing, Digital Marketing, Google Ads, Innovation, Product Development, Video Production
Build toward a degree
Beginner · Course · 1 - 3 Months