Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Microsoft
Skills you'll gain: Competitive Analysis, Market Research, User Story, User Interface (UI), Product Roadmaps, Competitive Intelligence, AI Product Strategy, Usability, Persona Development, Product Development, Market Analysis, Product Management, Product Lifecycle Management, Design Thinking, User Interface (UI) Design, Market Opportunities, Quality Assurance and Control, Technology Roadmaps, Product Strategy, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: R Programming, Statistical Programming, Ggplot2, Plot (Graphics), Data Manipulation, Simulations, Statistical Software, Statistical Visualization, Data Processing, Graphing, Programming Principles, Data Import/Export, Scripting, Exploratory Data Analysis, Data Structures, Software Installation
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: TCP/IP, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, OSI Models, Network Routing, Network Infrastructure, Software-Defined Networking, Local Area Networks, Virtualization
Mixed · Course · 1 - 3 Months

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, Linux Commands
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Flask (Web Framework), Application Deployment, Unit Testing, Python Programming, Web Applications, Software Development Life Cycle, IBM Cloud, Artificial Intelligence, Code Review, Integrated Development Environments, Natural Language Processing, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Blockchain, Digital Assets, Cryptography, Security Awareness, Payment Systems, FinTech, Emerging Technologies, Cybersecurity, Investments, Transaction Processing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, AI Workflows, AI Orchestration, Agentic Workflows, LangChain, LLM Application, Agentic systems, Test Execution Engine, Responsible AI, Human Factors (Security), Data Persistence, Debugging, Network Routing, Software Architecture, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic systems, Generative AI, Responsible AI, AI Security, AI Workflows, Artificial Intelligence, Prompt Engineering, LLM Application, LangChain, Data Ethics, Restful API, Automation, Natural Language Processing, Python Programming
Intermediate · Course · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Criminal Investigation and Forensics, Legal Proceedings, Legal Hearings, Litigation and Civil Justice, International Relations, Legal Strategy, Law, Regulation, and Compliance, Public Safety and National Security, Ethical Standards And Conduct, Case Law, Interactive Learning, Case Studies
Mixed · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Molecular Biology, Biostatistics, Biotechnology, Analysis, Informatics, Data Visualization Software, Data Analysis, Data Synthesis, Life Sciences, Statistical Methods, Data Mining, Cell Biology, Exploratory Data Analysis, Technical Communication, Data Processing, Structural Analysis, Databases, Data Collection
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Social Media Content, Social Media Management, Content Performance Analysis, Social Media Marketing, Social Media Campaigns, Social Media Strategy, Performance Analysis, Content Strategy, Content Development and Management, Campaign Management, Calendar Management, Content Creation, Social Impact, Data-Driven Decision-Making, Drive Engagement, Scheduling, Cross-Channel Marketing, Customer Engagement, Brand Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, z/OS, Mainframe Computing, Relational Databases, File Management, Data Management, Databases, Database Management Systems, File Systems, Programming Principles, Command-Line Interface, Computer Programming
Beginner · Course · 1 - 3 Months