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 Ā· Specialization Ā· 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Penetration Testing, Threat Detection, Vulnerability Assessments, Threat Modeling, Cybersecurity, Vulnerability Management, Exploitation techniques, Risk Management Framework, Cyber Attacks, Security Testing, Information Technology, Security Requirements Analysis, Cyber Risk, Human Factors (Security), Application Servers, Web Servers
Beginner Ā· Course Ā· 1 - 4 Weeks

ISC2
Skills you'll gain: Authentications, Authorization (Computing), Role-Based Access Control (RBAC), Identity and Access Management, Security Controls, User Provisioning, Data Access, Security Awareness, Multi-Factor Authentication
Beginner Ā· Course Ā· 1 - 4 Weeks

Microsoft
Skills you'll gain: Database Administration, Database Systems, Microsoft Azure, Databases, Relational Databases, MySQL, SQL, Database Management, NoSQL, PostgreSQL, Data Security, Data Management, Cloud Deployment, Scalability
Beginner Ā· Course Ā· 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Business Analytics, Analytics, Data Analysis, Business Intelligence, Analytical Skills, Big Data, Asset Management, Business Analysis, Advanced Analytics, Feasibility Studies, Business Modeling, Data-Driven Decision-Making, Trend Analysis, Intellectual Property, Data Quality, Information Management, Network Model, Data Strategy, Data Literacy, Digital Assets
Build toward a degree
Beginner Ā· Specialization Ā· 1 - 3 Months

Skills you'll gain: Data Ethics, No-Code Development, Model Deployment, Data Cleansing, Data Preprocessing, Artificial Intelligence, Machine Learning, Business Metrics, Data Storytelling, User Experience Design, Generative AI, Business Analytics, Regulation and Legal Compliance, AI Workflows, Scalability, Data Validation, Dashboard, Automation, Stakeholder Engagement
Beginner Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Threat Intelligence, Cyber Operations, IT Automation, Scripting, Python Programming
Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media Content, Social Media Marketing, Social Media, Style Guides, Marketing Design, Color Theory, Graphic Design, Design Elements And Principles, Branding, Marketing
Beginner Ā· Guided Project Ā· Less Than 2 Hours
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Data Entry, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Data Cleansing, Data Management, Data Integrity, Data Collection, Data Sharing, Data Security, Patient Treatment, Continuous Monitoring, Statistical Analysis
Beginner Ā· Course Ā· 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Scalability, Deep Learning, C and C++, Performance Tuning, Convolutional Neural Networks, Data-oriented programming, Distributed Computing, Linear Algebra, Computer Graphics, Hardware Architecture, Mathematical Software, Numerical Analysis, Programming Principles, Computer Architecture, System Programming, Program Development, Machine Learning
Build toward a degree
Intermediate Ā· Specialization Ā· 3 - 6 Months

Skills you'll gain: WordPress, Web Design and Development, HTML and CSS, Web Analytics and SEO, Content Management Systems, Web Content, Cloud Hosting, Web Servers, Application Security
Beginner Ā· Course Ā· 1 - 3 Months

Edge Impulse
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Transfer Learning, Artificial Neural Networks, Embedded Systems, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Deep Learning, Model Deployment, Data Ethics, Data Preprocessing, Machine Learning, Computer Programming, Model Evaluation, Python Programming
Intermediate Ā· Course Ā· 1 - 4 Weeks