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.

Infosec
Skills you'll gain: Secure Coding, Computer Programming Tools, C and C++, C++ (Programming Language), Software Development Tools, C (Programming Language), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Case Western Reserve University
Skills you'll gain: Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Descriptive Statistics, Statistical Modeling, R Programming, Geographic Information Systems, Statistical Analysis, Probability & Statistics, Data-Driven Decision-Making, Oil and Gas, Data Analysis, Simulations, Statistical Methods, Rmarkdown, Data Cleansing, Box Plots, Plot (Graphics)
Intermediate · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Technical Communication, Data Presentation, R Programming, Statistical Analysis, Statistical Modeling, Data Analysis, Time Series Analysis and Forecasting, Statistical Inference, Sampling (Statistics), Model Evaluation, Probability Distribution
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Strategic Planning, Workforce Development, Applicant Tracking Systems, Professional Networking, Computer Science, LinkedIn, Professional Development, Technology Strategies, Recruitment, Adaptability, Information Technology, Branding
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: AI Enablement, AI Security, Public Policies, Data Ethics
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Model Evaluation, Data Validation, Regression Analysis, Exploratory Data Analysis, Plot (Graphics), Statistical Modeling, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Amazon Web Services, Cloud Management, System Monitoring, Network Monitoring, Application Performance Management, Scalability, Cloud Computing, Performance Tuning, Security Testing, Data Maintenance
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Systems Analysis, Communication Systems, Verification And Validation, System Design and Implementation, Data Modeling, Software Design, Software Architecture, Theoretical Computer Science, Network Protocols, Algorithms
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Marketing Communications, Target Audience, Media Strategy, Brand Strategy, Brand Management, Shared Media, Persuasive Communication, Integrated Marketing Communications, Stakeholder Engagement, Earned Media, Owned Media, Paid media, Content Creation, Consumer Behaviour, Digital Marketing, Content Performance Analysis, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Cloud API, Security Assertion Markup Language (SAML), Google Cloud Platform, Application Programming Interface (API), Cloud-Based Integration, Authentications, Serverless Computing, Identity and Access Management, API Design, Event-Driven Programming, OAuth, Microservices, Node.JS, Authorization (Computing), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Risk Management Framework, Authentications, IT Management, Security Management, Identity and Access Management, Security Controls, Authorization (Computing), Security Awareness, Single Sign-On (SSO), Data Ethics, Computer Security Awareness Training, Multi-Factor Authentication, Change Control
Intermediate · Course · 1 - 4 Weeks