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.

Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Web Applications, Penetration Testing, Application Security, Security Controls, Security Testing, Vulnerability Assessments, Application Programming Interface (API), Exploitation techniques, Web Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Continuous Integration, Amazon S3, Cloud Applications, Data Security, User Accounts, Load Balancing, Amazon CloudWatch, Security Controls, Encryption, DevOps, AWS Kinesis, Virtual Machines, Virtualization and Virtual Machines
Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, AI Orchestration, Responsible AI, AI Security, AI Integrations, Model Deployment, Context Engineering, Context Management, Healthcare Ethics, Patient Communication
Intermediate · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: AI Security, USB, Threat Modeling, Hardware Design, Model Deployment, Electronic Hardware, CI/CD, Security Engineering, Electronics, Electronic Systems, Routing Protocols, Electronics Engineering, Electrical Engineering, Electronic Components, Schematic Diagrams, Drafting and Engineering Design, Digital Communications, Verification And Validation, Differential Equations, Business Strategies
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Statistical Analysis, Experimentation, Research Design, Statistical Methods, Data Science, Data Analysis, R (Software), Statistical Programming, Predictive Modeling, Predictive Analytics, Probability & Statistics, Advanced Analytics, Data Modeling, General Science and Research
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Data Strategy, FinTech, Data Engineering, Deep Learning, Machine Learning Methods, Predictive Analytics, Analytics, Applied Machine Learning, Data Science, Data Processing, Predictive Modeling, Machine Learning, Digital Transformation, Financial Market, Financial Forecasting, Data Literacy, Business Transformation
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: DeepSeek API, Deepseek, LangChain, Generative AI, LLM Application, AI Workflows, AI Integrations, Software Development Tools, Automation, Application Deployment, Cross Platform Development, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Dashboard Creation, Data Modeling, Dashboard, Pivot Tables And Charts, Interactive Data Visualization, Data Management, Data Mapping, Model Optimization, Performance Tuning, Incident Management, Query Languages, Information Management, Computer Security Incident Management, Event Monitoring, Geospatial Information and Technology, Big Data, Business Intelligence, Data Analysis, Business Analytics
Intermediate · Specialization · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Culture, Cultural Diversity, Intercultural Competence, Immigration Law, Social Studies, International Relations, Strategic Partnership, Business Economics, Economics, Policy, and Social Studies, Higher Education, Social Sciences, Diplomacy, World History, Political Sciences, Public Safety and National Security, Business Strategy, Demography, Security Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cyber Security Policies, Operating System Administration, Enterprise Security, Technical Support and Services
Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Cyber Security Assessment, Network Security, Cybersecurity, Cloud Security, Vulnerability Management, Brute-force attacks, Security Testing, MITRE ATT&CK Framework, Test Planning, Cyber Threat Intelligence, Application Security, Open Web Application Security Project (OWASP), Network Analysis, OSI Models, Linux, Web Applications, Ethical Standards And Conduct
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Data-Driven Marketing, Dashboard Creation, A/B Testing, Predictive Modeling, Data Validation, Predictive Analytics, Analytics, Campaign Management, Web Analytics, Verification And Validation, Real Time Data, Management Reporting, Model Evaluation, Scheduling
Beginner · Course · 3 - 6 Months