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.

Coursera
Skills you'll gain: Tax Planning, Tax Management, Tax Returns, Tax Compliance, Income Tax, Variance Analysis, Analysis, Tax, Tax Laws, Excel Formulas, Workflow Management, Anomaly Detection, Project Documentation, Report Writing
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Matplotlib, Network Analysis, Social Network Analysis, Feature Engineering, Data Visualization, Pandas (Python Package), Plot (Graphics), Data Visualization Software, Interactive Data Visualization, Model Evaluation, Applied Machine Learning, Supervised Learning, Text Mining, Statistical Visualization, Network Model, Data Manipulation, NumPy, Data Preprocessing, Natural Language Processing, Python Programming
★ 4.5 (34K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Help Desk Support, Cybersecurity, Cloud Infrastructure, Cyber Attacks, Information Technology Operations, Data Storage, General Networking, Database Software, Operating Systems, Computer Networking, Package and Software Management, Computer Security Awareness Training, IT Infrastructure, Project Management
★ 4.6 (291) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, OpenShift, Istio, Kubernetes, Node.JS, Software Architecture, Application Deployment, Restful API, Database Design, CI/CD, Cloud-Native Computing, NoSQL, Git (Version Control System), Cloud Applications, Javascript, Front-End Web Development, Ajax, Azure DevOps, Software Development
★ 4.6 (9.7K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Constructive Feedback, Interpersonal Communications, Social Skills, Active Listening, Trustworthiness, Conflict Management, Assertiveness, Communication, Professionalism, Rapport Building, Professional Development, Communication Strategies, Influencing, Empathy, Emotional Intelligence, Personal Attributes, People Management
★ 4.7 (3.3K) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Workflows, AI literacy, Mental Concentration, Verification And Validation, Productivity, AI Personalization, Google Gemini, AI Integrations, Gemini, Learning Strategies, Time Management, Generative AI, Adaptability, Learning Styles, Goal Setting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Linux Administration, Linux, Penetration Testing, Linux Servers, Linux Commands, Ubuntu, File Systems, Operating System Administration, User Accounts, Remote Access Systems, Unix, Virtual Machines, System Monitoring, Red Hat Enterprise Linux, Virtualization and Virtual Machines, Virtualization, Security Testing, Network Security, Security Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Dashboard Creation, Dashboard, Web Scraping, SQL, Descriptive Statistics, Data Visualization, Statistical Analysis, Jupyter, Data Presentation, Data Analysis, Probability Distribution, R (Software), Statistics, Data Science, Database Management, Relational Databases, R Programming, Data Import/Export, Python Programming, NumPy
★ 4.6 (75K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Content Performance Analysis, Responsible AI, Prompt Engineering, Campaign Management, Content Optimization, Content Marketing, Content Strategy, Web Analytics, Prompt Patterns, A/B Testing, Content Development and Management, Performance Measurement, Data Ethics, Marketing Operations, Workflow Management, Performance Metric, Content Creation, Content Management, Creative Design, Creative Thinking
Beginner · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Java Programming, Spring Framework, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Java Platform Enterprise Edition (J2EE), Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Software Installation, Virtual Machines, Code Reusability, Web Development, Package and Software Management, Memory Management, Computational Logic, Development Environment
★ 4.6 (2.8K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Wrangling, Exploratory Data Analysis, Database Design, Ggplot2, Data Presentation, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Data Collection, Interactive Data Visualization, Predictive Modeling, Statistical Analysis, Microsoft Excel, Analytical Skills, R (Software), Excel Formulas, Data Cleansing, Data Manipulation
★ 4.7 (32K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: User Story, Software Development Life Cycle, Software Architecture, Sprint Retrospectives, Agile Software Development, Kanban Principles, DevOps, Backlogs, Full-Stack Web Development, Software Design, Risk Analysis, Scrum (Software Development), Information Technology, Computer Hardware, Agile Methodology, Agile Project Management, Team Building, Risk Management, Leadership, Communication
★ 4.7 (12K) · Beginner · Professional Certificate · 3 - 6 Months