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.

Board Infinity
Skills you'll gain: White-Box Testing, Performance Testing, Maintainability, Test Tools, Software Testing, Code Review, Test Automation, Software Technical Review, Test Planning, Scripting, Risk Analysis, Performance Stress Testing, Software Quality Assurance, Application Security, Test Script Development, Continuous Integration, Code Coverage, Test Case, Quality Assurance, Security Testing
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Timelines, Google Gemini, Calendar Management, Project Schedules, Scheduling, Google Sheets, Spreadsheet Software, Content Scheduling, Social Media Marketing, Brainstorming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, AI Workflows, AI Integrations, Agentic Workflows, Automation, Prompt Engineering Tools, AI Enablement, Performance Measurement, Decision Intelligence, Generative AI, Process Optimization, Scalability, Debugging
Intermediate · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Social Sciences, Surveys, Social Determinants Of Health, Scientific Methods, Social Impact, Infectious Diseases, Community Health, Health Systems, Public Health and Disease Prevention, Behavior Management, Public Health, Health Policy, Governance, Medical Science and Research, Microbiology, Policy Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Marketing Planning, Search Engine Marketing, Digital Media Strategy, Web Analytics and SEO, Technology Strategies, Business Planning, Strategic Marketing, Campaign Management, Business Analysis Tools, Marketing Strategies, Google Ads
Build toward a degree
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Kubernetes, Private Cloud, Google Cloud Platform, Network Security, Cloud Infrastructure, Virtual Networking, Infrastructure Security, Cloud Management, Cloud Computing, TCP/IP
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: R (Software), R Programming, Statistical Hypothesis Testing, Plot (Graphics), Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Statistical Visualization, Data Science, Tidyverse (R Package), Statistical Methods, Statistical Modeling, Data Analysis, Data-oriented programming, Regression Analysis, Data Structures, Data Wrangling, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Windows PowerShell, Scripting, IT Automation, Network Monitoring, Scripting Languages, Network Administration, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Integration, Microsoft Azure, Authorization (Computing), Azure Active Directory, Event-Driven Programming, Cloud Infrastructure, Authentications, Data Storage Technologies, Cloud Storage, Disaster Recovery, Data Architecture, Cloud Computing Architecture, Database Design, Cloud Security, IT Security Architecture, Role-Based Access Control (RBAC), Application Design, Application Programming Interface (API), Application Deployment, Identity and Access Management
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Apache Airflow, MLOps (Machine Learning Operations), Fine-tuning, User Acceptance Testing (UAT), Prompt Patterns, LLM Application, AI Security, Extract, Transform, Load, Scripting, Technical Communication, SQL, Model Optimization, Data Pipelines, Data Presentation, Large Language Modeling, Python Programming, Performance Tuning, Root Cause Analysis, Statistical Analysis, Version Control
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: OSI Models, Computer Networking, Network Routers, General Networking, TCP/IP, Networking Hardware, Network Troubleshooting, Network Switches, Network Routing, Network Monitoring, Local Area Networks, Network Protocols, Network Performance Management, Network Model, Network Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Audit Planning, Enterprise Architecture, Internal Auditing, Compliance Management, Regulatory Compliance, Risk Control, Risk Management Framework, Quality Assurance, Training Records Management, Quality Management
Intermediate · Course · 1 - 4 Weeks