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 Troubleshooting, Virtual Local Area Network (VLAN), Computer Displays, Peripheral Devices, TCP/IP, Display Devices, Local Area Networks, Networking Hardware, Dynamic Host Configuration Protocol (DHCP), General Networking, USB, Wireless Networks, Computer Networking, Network Support, Network Routers, Network Infrastructure, Hardware Troubleshooting, Network Switches, Network Administration, Network Protocols
★ 4.8 (17) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Data Ethics, Image Quality
★ 4.3 (6) · Intermediate · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Anomaly Detection, Continuous Monitoring, System Monitoring, Virtual Machines, Network Security, Virtualization and Virtual Machines, Event Monitoring, Network Monitoring, Network Analysis
★ 4.9 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Keyword Research, Prompt Engineering Tools, Content Optimization, Google Gemini, Generative AI, Search Engine Optimization, Content Development and Management, AI Integrations, Content Strategy, AI Workflows, Digital Marketing
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Cyber Security Strategy
★ 4.9 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Unix Shell, File Management, User Accounts, Operating System Administration, Unix, Package and Software Management, Systems Administration, File Systems, TCP/IP, Data Maintenance, User Provisioning, Unix Commands, Midrange Computer, System Monitoring, Scripting, Disaster Recovery, System Software, System Configuration, Data Centers
★ 4.6 (30) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Market Research, Social Media Strategy, Search Engine Optimization, Marketing Operations, Competitive Analysis, Data-Driven Decision-Making, Consumer Behaviour, Business Research, Business Marketing, Customer experience strategy (CX), Operations Management, Strategic Planning, Digital Marketing, Branding, Google Ads, Forecasting
★ 4.5 (19) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Google Ads, Advertising Campaigns, Search Engine Marketing, Pay Per Click Advertising, Performance Metric, Campaign Management, Performance Analysis, Online Advertising, Keyword Research, Performance marketing, Performance Measurement, Bidding, Conversion Funnel Analysis, Digital Advertising, Digital Marketing Campaigns, Web Analytics, Campaign Planning, Registration, Advertising, Digital Marketing
★ 4.5 (17) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Social Media Campaigns, Advertising Campaigns, Social Media, Storytelling, Marketing Materials, Advertising, Online Advertising, Social Media Content, Social Media Marketing, Marketing Design, Dashboard, Graphic Design, User Accounts
★ 4.5 (45) · Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Information Privacy, Data Governance, Law, Regulation, and Compliance, Personally Identifiable Information, General Data Protection Regulation (GDPR), Data Security, Data Management, Data Architecture, Data Strategy, Metadata Management, Data Processing, Security Controls
★ 4.5 (50) · Mixed · Course · 1 - 3 Months

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Systems Development Life Cycle, Application Development, Software Development Life Cycle, Software Development, Agile Software Development, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Programming Principles, Java Programming, Spring Framework, Maintainability, Debugging, Java, Software Design Patterns
★ 4.8 (46) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Architecture, Data Lakes, Enterprise Architecture, Data Warehousing, Data Integration, Virtualization, Cloud Storage, Metadata Management, Data Storage, Data Transformation, Scalability
★ 3.3 (8) · Intermediate · Course · 1 - 3 Months