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 Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Information Assurance, Data Security, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Earned Value Management, Stakeholder Management, Program Management, Stakeholder Communications, Agile Project Management, Stakeholder Engagement, Project Management Office (PMO), Agile Methodology, Project Performance, Team Leadership, Project Schedules, Virtual Teams, Team Building, Conflict Management, Change Management, Project Management Life Cycle, Return On Investment, Strategic Leadership, Communication, Risk Management
Beginner · Professional Certificate · 3 - 6 Months

New York Institute of Finance
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Financial Trading, Data Pipelines, Applied Machine Learning, Technical Analysis, Machine Learning, Securities Trading, Statistical Machine Learning, Market Trend, Financial Market, Deep Learning, Python Programming, Predictive Modeling, Model Evaluation, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Large Language Modeling, Email Security, Exploitation techniques, AI Security, Border Gateway Protocol, Malware Protection, Mobile Security, Cybersecurity, Network Security, Open Web Application Security Project (OWASP), TCP/IP, Threat Detection, Network Analysis, Internet Of Things, Network Protocols, Network Monitoring, Responsible AI, Network Routing, Infrastructure Security, Application Security
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Process Mapping, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Blogs, Social Media Marketing, Marketing Strategies, Social Media Strategy, Social Media, Content Marketing, Marketing Effectiveness, Strategic Marketing, Digital Media Strategy, Target Market, Drive Engagement, Customer Engagement, Content Creation, Multimedia, Writing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Peking University
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), File I/O, Object Oriented Design, C (Programming Language), Program Development, Algorithms, Data Structures, Maintainability, Software Design, Scalability
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Requirements Analysis, Unified Modeling Language, Object Oriented Design, Functional Requirement, Data Modeling, Object Oriented Programming (OOP), Systems Development Life Cycle, System Requirements, Diagram Design, Software Development, Software Engineering, Software Systems, Model Evaluation, Project Planning, Project Management
Intermediate · Course · 1 - 3 Months

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Requirements Analysis, Requirements Management, Technical Writing, Technical Communication, Business Requirements, Functional Specification, Engineering Documentation, Product Requirements, Business Writing, System Requirements, Project Documentation, Verification And Validation, Systems Engineering, Editing
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Threat Modeling, MLOps (Machine Learning Operations), Security Testing, Secure Coding, Cost Management, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Facebook, Marketing Analytics, Advertising, Digital Advertising, Social Media Content, Social Media Marketing, Social Media, Content Marketing, Scheduling, Target Audience, Social Media Management, Customer Engagement
Mixed · Guided Project · Less Than 2 Hours