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.

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Exploit development, Authentications, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Security Controls, Vulnerability Management, Security Testing, Software Design, C and C++, Verification And Validation, Java, Programming Principles, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Generative AI, Agentic systems, Responsible AI, Artificial Neural Networks, Data Ethics, Governance, Artificial Intelligence, LLM Application, ChatGPT, Artificial Intelligence and Machine Learning (AI/ML), Compliance Management, AI Product Strategy, Data Governance, Enterprise Risk Management (ERM), Large Language Modeling, Business Ethics, Risk Management, Machine Learning, Project Management
Beginner · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Google Ads, Digital Advertising, Online Advertising, Advertising, Contextual Advertising, Pay Per Click Advertising, Advertising Campaigns, Paid media, Social Media, Search Engine Marketing, Marketing, Keyword Research, Search Engine Optimization, Social Media Marketing, Digital Marketing, Social Media Strategy, Data Ethics, Web Analytics and SEO, Media Planning, Web Analytics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Deep Learning, Plot (Graphics), Artificial Neural Networks, Matplotlib, Data Cleansing, Data Analysis, Tensorflow, Natural Language Processing, Data Processing, Data Manipulation, Python Programming, Machine Learning
Beginner · Guided Project · Less Than 2 Hours

Advancing Women in Tech
Skills you'll gain: Amazon Web Services, Cloud Computing, Amazon S3, Cloud Storage, Technical Product Management, Cloud Services, Cloud Security, Cloud Infrastructure, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Amazon DynamoDB, Cloud Computing Architecture, AWS CloudFormation, Network Architecture, Amazon Redshift, Data Security, Databases, Innovation, Technical Support, Product Management
Build toward a degree
Beginner · Specialization · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Influencing, Relationship Building, Professional Networking, Persuasive Communication, Leadership, Organizational Effectiveness, Initiative and Leadership, Organizational Structure, Business Ethics, Collaboration, Stakeholder Analysis, Decision Making, Social Network Analysis, Self-Awareness
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Visualization, Stakeholder Analysis, Tableau Software, Data Visualization Software, Requirements Analysis, Stakeholder Management, Data Cleansing, Storyboarding, Data Manipulation, Data Quality
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Metasploit, Open Web Application Security Project (OWASP), Network Protocols, Vulnerability Assessments, Exploitation techniques, Windows PowerShell, Active Directory, Network Security, Network Analysis, Microsoft Windows, Wireless Networks, Scripting, Virtual Environment
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: World History, Culture, Social Sciences, International Relations, Sociology, Conflict Management, Political Sciences, Psychology, Economics, Security Strategy
Mixed · Course · 3 - 6 Months

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Object Oriented Programming (OOP), Network Routing, Computational Thinking, Application Development, Debugging
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), C (Programming Language), Software Development Tools, Exploit development, Debugging, Programming Principles, Embedded Systems, Interoperability, Unix, Vulnerability Assessments, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows, Data Validation
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Flutter (Software), UI Components, Mobile Development, Google Cloud Platform, User Interface (UI), Cross Platform Development, Web Development, Network Security
Beginner · Project · Less Than 2 Hours