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.

Skills you'll gain: Computer Security Incident Management, Vulnerability Assessments, Cybersecurity, Cyber Threat Intelligence, Cyber Attacks, Security Management, Cyber Threat Hunting, Information Systems Security, Threat Detection, Data Security, Network Security, Cyber Security Strategy, DevSecOps, Continuous Monitoring, Malware Protection, Cloud Security, Cyber Security Assessment, Risk Management Framework, Encryption, Authentications
Intermediate · Specialization · 1 - 3 Months

28DIGITAL
Skills you'll gain: Computer Security Awareness Training, Cyber Risk, User Accounts, Exploitation techniques
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Bash (Scripting Language), Shell Script, File Management, Linux, File Systems, Unix Commands, Scripting, Command-Line Interface, Ubuntu, Linux Administration, Unix, Operating Systems, Network Protocols, OS Process Management, Automation, Software Installation
Beginner · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: User Experience Design, Prototyping, User Centered Design, Usability, Requirements Analysis, UI/UX Research, Interaction Design, User Interface (UI) Design, Usability Testing, User Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Social Media Marketing, Target Audience, Social Media Strategy, Social Media, Persona Development, Smart Goals, Key Performance Indicators (KPIs), Social Media Management, Digital Media Strategy, Marketing, Marketing Strategies, Facebook, Marketing Channel, Instagram, Digital Marketing
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Visualization, Data Analysis Software, Productivity Software, Data Security, Data Validation, Data Management, Workflow Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Open Source Technology
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Transfer Learning, Deep Learning, Applied Machine Learning, Machine Learning, MLOps (Machine Learning Operations), Debugging, AI Product Strategy, Model Evaluation, Data-Driven Decision-Making, Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Software Design Patterns, Design Thinking, Software Development Methodologies, Software Design, Agile Methodology, Agile Project Management, Process Mapping, Software Engineering, Kanban Principles, Software Development Life Cycle, Software Quality Assurance, Program Development, Application Security, Scrum (Software Development), Object Oriented Design, Software Architecture, User Experience Design, Software Quality (SQA/SQC)
Intermediate · Specialization · 3 - 6 Months
University of California, Davis
Skills you'll gain: Keyword Research, Search Engine Optimization, Persona Development, Search Engine Marketing, Content Creation, Social Media Strategy, Web Analytics and SEO, Social Media, Content Strategy, Social Media Marketing, Competitive Analysis, Target Audience, Data Analysis, Digital Media Strategy, Analytics, Branding, Target Market, Forecasting, Content Development and Management, Content Marketing
Beginner · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: Branding, Brand Awareness, Brand Strategy, Brand Management, Personal Attributes, digital literacy, Social Media, Personally Identifiable Information, Self-Awareness, Social Media Strategy
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Authorization (Computing), Gemini, Authentications, Generative AI Agents, Data Security, Application Deployment, Enterprise Architecture, AI Workflows, Data Access, Large Language Modeling, Agentic systems, LLM Application, Google Cloud Platform, Case Studies, Cloud Security, Enterprise Security, Solution Architecture, Business Logic, Data Integration
Beginner · Course · 1 - 3 Months