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.

Johns Hopkins University
Skills you'll gain: Large Language Modeling, Email Security, Exploitation techniques, AI Security, Border Gateway Protocol, Malware Protection, Mobile Security, LLM Application, Cybersecurity, Routing Protocols, Network Security, Open Web Application Security Project (OWASP), Network Monitoring, Intrusion Detection and Prevention, Security Controls, Threat Detection, TCP/IP, Network Analysis, Internet Of Things, Responsible AI
★ 4.1 (14) · Intermediate · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Order Management, Order Fulfillment, Inventory and Warehousing, Inventory Management, Market Opportunities, Retail Store Operations, E-Commerce, Product Assortment, Merchant Services, Retail Management, Product Planning, Market Research, Shipping and Receiving, Merchandising, Web Design, Sales Strategy, Marketing Channel, Business, Marketing Strategies, Digital Marketing
Beginner · Course · 1 - 3 Months

Skills you'll gain: API Gateway, Restful API, API Design, Application Programming Interface (API), Cloud API, Google Cloud Platform, Application Lifecycle Management, Proxy Servers, Software Documentation, Application Development, Enterprise Architecture, Development Environment, Application Deployment, Authorization (Computing), Authentications, Debugging
★ 4.7 (2.4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Adobe Firefly, Prompt Engineering Tools, Multimedia, Gemini, ChatGPT, Photo/Video Production and Technology, Generative AI, Digital Marketing Tools, Media Production, AI Workflows, AI literacy, Digital Marketing, Online Advertising, Email Marketing, Google Analytics, Content Creation, Email Automation, OpenAI, Automation
Intermediate · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Text Mining, Portfolio Risk, Applied Machine Learning, Asset Management, Network Analysis, Investments, Data Visualization Software, Machine Learning Methods, Return On Investment, Statistical Machine Learning, Financial Statement Analysis, Financial Data, Market Data, Financial Management, Unstructured Data, Predictive Modeling, Web Scraping, Risk Management
★ 4.6 (1.8K) · Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Kubernetes, YAML, Cloud-Native Computing, Docker (Software), Containerization, Data Persistence, Multi-Cloud, Hardening, Scalability, DevOps, Prometheus (Software), Cloud Management, Microservices, Authorization (Computing), Cloud Platforms, Cloud Hosting, Application Deployment, Network Troubleshooting, AWS CloudFormation, Azure DevOps
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Dataflow, Apache Kafka, Data Pipelines, Real Time Data, Data Wrangling, Cloud-Based Integration, Extract, Transform, Load, Serverless Computing, Command-Line Interface, Google Cloud Platform, Data Warehousing, Apache Spark, Cloud Engineering, Data Quality, Identity and Access Management, Data Integration, Scripting, Data Cleansing, Data Transformation, Data Processing
★ 4.5 (2.4K) · Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Network Architecture, Emerging Technologies, Internet Of Things, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Engineering, Communication Systems, Mobile Security, Network Infrastructure, Cybersecurity, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Assessments, Distributed Computing, Technology Strategies, Digital Signal Processing
★ 4.6 (66) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Job Control Language (JCL), Mainframe Computing, z/OS, Mainframe Technologies, Virtualization, Virtualization and Virtual Machines, Unix, IBM DB2, Data Maintenance, Data Management, Virtual Machines, Database Management Systems, Hardware Architecture, Operating System Administration, Unix Shell, Infrastructure Architecture, Computing Platforms, System Programming, Linux, Control Panels
★ 4.7 (1.4K) · Intermediate · Professional Certificate · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Architecture, Data Governance, Cloud Storage, Data Strategy, Data Storage, Data Warehousing, Data Lakes, Data Management, Looker (Software), Google Cloud Platform, Data Infrastructure, Business Intelligence, Digital Transformation, Real Time Data, Business Transformation, Data-Driven Decision-Making, Data Transformation, Analytics, Cloud Solutions, Data Capture
★ 4.8 (931) · Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: DeepSeek API, Agentic Workflows, Deepseek, AI Workflows, Model Context Protocol, Agentic systems, AI Integrations, Model Deployment, Generative AI Agents, AI Security, LLM Application, Tool Calling, Application Deployment, AI Enablement, Context Management, Model Evaluation, AI Personalization, Data Validation
Intermediate · Course · 1 - 4 Weeks