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.

Tecnológico de Monterrey
Skills you'll gain: Brand Management, Digital Media Strategy, Digital Marketing, Marketing Communications, Digital Transformation, Marketing Analytics, Social Media Marketing, Marketing Strategies, Business Marketing, Marketing Automation, Consumer Behaviour, Innovation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, R Programming, Data Analysis, Data Ethics, Statistical Methods, Regression Analysis, Predictive Modeling, Mathematical Modeling, Machine Learning, Logistic Regression, Statistical Inference, Model Evaluation, Probability Distribution, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Application Deployment, Group Policy, Enterprise Application Management, Cloud Applications, Microsoft Azure, Mobile Security, Identity and Access Management, Microsoft Office, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prioritization, Business Priorities, Forecasting, Resource Allocation, Product Strategy, Data-Driven Decision-Making, Performance Metric, Data Analysis, Analytics, Estimation, Stakeholder Engagement, Benchmarking, Customer Acquisition Management, Project Estimation, Project Planning, Spreadsheet Software, Business Modeling
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Application Deployment, Security Management, Data Management, Customer Relationship Management (CRM) Software, Workflow Management, Training and Development, Customer Service
Intermediate · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Keras (Neural Network Library), Unsupervised Learning, Machine Learning Algorithms, Deep Learning, Machine Learning, Applied Machine Learning, Scikit Learn (Machine Learning Library), Classification Algorithms, Supervised Learning, Regression Analysis, Random Forest Algorithm, Dimensionality Reduction, Model Evaluation, Data Preprocessing, Statistical Methods, Tensorflow, Feature Engineering, Pandas (Python Package)
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Business Transformation, Cloud Deployment, Initiative and Leadership, Application Deployment, AI Product Strategy, Digital Transformation, Continuous Monitoring, Agentic systems, Compliance Management, Stakeholder Communications, Regulatory Compliance, Dashboard, CI/CD, Data Pipelines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Command-Line Interface, Unix, Network Protocols, Network Troubleshooting, Scripting, TCP/IP, Linux, OS Process Management, File Management, Scripting Languages, Linux Commands, General Networking, File Transfer Protocol (FTP), Network Administration, File Systems, Linux Administration
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), UI Components, Full-Stack Web Development, JavaScript Frameworks, Web Applications, Web Components, Database Management, Software Development Tools, Software Architecture, Development Environment, Software Testing, NoSQL, Web Servers, Application Frameworks, Application Security, Authentications, Middleware, Performance Tuning, Semantic Web, Authorization (Computing)
Beginner · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Network Security, Security Controls, Network Protocols, Threat Modeling, Security Strategy, Personally Identifiable Information, Data Storage, Zero Trust Network Access, Governance Risk Management and Compliance
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Instagram, Social Media Management, Social Media, Advertising, Social Media Marketing, Social Media Campaigns, Social Media Content, Digital Advertising, Marketing Materials, E-Commerce, Customer Engagement
Intermediate · Guided Project · Less Than 2 Hours

Universidades Anáhuac
Skills you'll gain: Cybersecurity, Cyber Attacks, Information Systems Security, Data Security, Malware Protection, Computer Security Awareness Training, Security Controls, Intrusion Detection and Prevention, Vulnerability Assessments, Threat Detection, Network Security, Security Awareness, Security Strategy, Encryption
Intermediate · Course · 1 - 3 Months