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: Google Analytics, Web Analytics and SEO, Search Engine Optimization, Web Analytics, Content Performance Analysis, Keyword Research, Prioritization, Data Import/Export, Workflow Management, Content Strategy, Data Integration, User Research, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Windows PowerShell, Active Directory, Scripting, Test Script Development, IT Automation, Network Monitoring, Microsoft Windows, Windows Servers, Scripting Languages, User Accounts, Microsoft Servers, Event Monitoring, Command-Line Interface, Network Administration, Remote Access Systems, User Interface (UI), Server Administration, Hypertext Markup Language (HTML), Data Import/Export, Authentications
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, LLM Application, Model Deployment, Responsible AI, Application Deployment, Application Development, Hugging Face, Data Ethics, Generative AI, AI Security, Application Security, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Time Management, Productivity, Prioritization, Goal Setting, Organizational Skills, Self-Awareness, Personal Development, Performance Improvement, Planning, Delegation Skills, Professional Development, Multitasking, Expectation Management
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), UI Components, Full-Stack Web Development, JavaScript Frameworks, Web Applications, Web Components, Database Management, Software Architecture, Development Environment, Software Testing, NoSQL, Application Frameworks, Application Security, Authentications, Middleware, Performance Tuning, Semantic Web, Authorization (Computing), Scalability, Event-Driven Programming
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Network Analysis, Unsupervised Learning, Social Network Analysis, Supervised Learning, Unstructured Data, Marketing Analytics, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning, Tensorflow, Text Mining, Data Analysis, Model Evaluation, Transfer Learning, Predictive Modeling, Semantic Web, JSON, Statistical Methods, Data Manipulation, Data Structures
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Social Media Management, Social Media, Social Media Marketing, Marketing Automation, User Accounts, Facebook, Automation, Digital Content, Advertising, Marketing, Branding
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Bash (Scripting Language), General Networking, Linux Commands, Operating System Administration, Scripting, Network Infrastructure, Security Controls, Servers
Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Digital Marketing, Web Analytics, Digital Advertising, Search Engine Marketing, Online Advertising, Google Analytics, Search Engine Optimization, Google Ads, Marketing Channel, Social Media Marketing, Marketing Strategies, Keyword Research, Marketing Planning, Paid media, Marketing Analytics, Social Media Campaigns, Social Media, Advertising, Blogs, Emerging Technologies
Beginner · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Internet Of Things, Software-Defined Networking, Network Planning And Design, Distributed Computing, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Electronics Engineering, Zero Trust Network Access, Information Technology, Machine Learning, Trustworthiness
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Case Studies, Emerging Technologies, Technology Strategies, Digital Transformation, Business Transformation, AI Security, Business Solutions, Real Time Data, Internet Of Things, Application Security, Wireless Networks, Telecommunications, Data Security, Artificial Intelligence, Information Privacy
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Rmarkdown, Ggplot2, Data Visualization, Tidyverse (R Package), R Programming, Data Visualization Software, Statistical Programming, Data Manipulation, Data Analysis, Data Transformation, Software Installation, Programming Principles
Beginner · Course · 1 - 4 Weeks