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.

Columbia University
Skills you'll gain: Computer Vision, Image Quality, Image Analysis, Computer Graphics, 3D Modeling, Photography, Virtual Reality, Visualization (Computer Graphics), Medical Imaging, Artificial Neural Networks, Unsupervised Learning, Graph Theory, Dimensionality Reduction, Mathematical Modeling, Estimation, Machine Learning Algorithms, Color Theory, Algorithms, Automation Engineering, Electronic Components
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Computer Security Incident Management, Security Management, Data Security, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Ethical Standards And Conduct, Business Ethics, Social Network Analysis, Public Administration, Accountability, Policy Analysis, Law, Regulation, and Compliance, Analysis, Social Sciences, Systems Thinking, Case Studies, Regulation and Legal Compliance, Governance, Social Justice, Disciplinary Procedures, Legal Proceedings, Compliance Training, Political Sciences, Performance Measurement
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Tree Maps, Network Analysis, Computational Thinking, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Shiny (R Package), Ggplot2, Tidyverse (R Package), Data Visualization, Spatial Data Analysis, Statistical Visualization, Scatter Plots, Plot (Graphics), Dashboard, Data Import/Export, Interactive Data Visualization, R Programming, Data Visualization Software, Geospatial Information and Technology, Data Literacy, Statistical Reporting, Data Manipulation, Data Science, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Audit Planning, Network Security, Disaster Recovery, Business Continuity Planning, Security Testing, Cybersecurity, Infrastructure Security, Identity and Access Management, Database Management, Enterprise Architecture, Database Administration, Problem Management, Compliance Management, Regulatory Compliance, Auditing, Quality Assurance, Cloud Computing, OSI Models, Asset Management, Quality Management
Intermediate · Specialization · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Social Justice, Diversity Awareness, Culture, Socioeconomics, Cultural Diversity, Sociology, Diversity Equity and Inclusion Initiatives, Cultural Responsiveness, Conflict Management, Advocacy, Cultural Sensitivity, Family Therapy, Community and Social Work, Safety and Security, Public Policies
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Cybersecurity, Digital Communications, Authentications, Data Integrity, Algorithms, Computer Science
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Security, Information Systems Security, Information Assurance, Security Controls, Data Integrity, Personally Identifiable Information, Identity and Access Management, Network Security, IT Security Architecture, Authentications, Cybersecurity, Authorization (Computing), Infrastructure Security, Enterprise Security, Encryption, User Accounts, Security Awareness, Safety and Security
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Scalability, Deep Learning, Software Development, C++ (Programming Language), Machine Learning Methods, Performance Tuning, C and C++, Linear Algebra, Distributed Computing, Computer Graphics, System Programming, Hardware Architecture, Computer Vision, Programming Principles, OS Process Management, Data Structures, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Management, Data Collection, Data Governance, Data Analysis, Information Privacy, Data Quality, Data Storage, Data Security, Data-Driven Decision-Making, Data Architecture, Data Visualization Software, Big Data, Machine Learning
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Data Analysis, Probability & Statistics, Regression Analysis, Research Design, Graph Theory
Intermediate · Course · 1 - 3 Months