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: Dynamic Host Configuration Protocol (DHCP), Routing Protocols, Network Routing, TCP/IP, Network Routers, Virtual Private Networks (VPN), OSI Models, Computer Networking, General Networking, Network Protocols, Networking Hardware, Network Switches, Network Troubleshooting, Network Engineering, Network Monitoring, Local Area Networks, Network Performance Management, Wireless Networks, Network Security, Network Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Keyword Research, Data-Driven Marketing, Search Engine Optimization, Generative Engine Optimization (GEO), Web Analytics and SEO, Search Engine Marketing, Digital Marketing Campaigns, Content Optimization, Research, Content Creation, Conversion Funnel Analysis, Content Strategy, Content Marketing, Marketing Analytics, Digital Content, Web Analytics, AI Enablement, Generative AI, Content Management, Analytics
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Product Assortment, Customer Communications Management, Content Management Systems, Retail Management, Retail Store Operations, Payment Processing, Payment Systems, Merchant Services, E-Commerce, Web Content, Product Management, Shipping and Receiving, Sales Tax, Marketing, Account Management, Order Fulfillment, System Configuration, Business
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Docker (Software), Containerization, Application Deployment, Data Persistence, Software Development, Virtualization, Application Security, Virtual Networking, Virtualization and Virtual Machines, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Secure Coding, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Data Security, Server Side, Emerging Technologies, Quantum computing
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Open Shortest Path First (OSPF), Network Support
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Teradata SQL, SQL, Stored Procedure, Transaction Processing, Query Languages, Performance Tuning, Database Management, Data Manipulation, Data Architecture, Data Security, Extract, Transform, Load, Database Architecture and Administration, Security Controls, Security Management, Data Storage, Data Transformation, Relational Databases, Solution Design, Database Management Systems, Data Import/Export
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, API Gateway, Network Administration, Cloud-Native Computing, General Networking, Network Security, Application Deployment, Containerization, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Security Controls, Technical Documentation, Collaboration, Dashboard, Collaborative Software, Report Writing, Sprint Retrospectives, Team Building, Multi-Factor Authentication, Document Management, Workflow Management, Performance Testing, Taking Meeting Minutes, Content Management, IT Automation, Cross-Functional Collaboration, Performance Stress Testing, System Configuration, Content Creation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Linux, Linux Administration, File Systems, Remote Access Systems, Operating System Administration, Linux Commands, File Management, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Unix Commands, Virtualization and Virtual Machines, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, User Accounts
Beginner · Course · 1 - 3 Months