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: Vulnerability Management, Threat Modeling, Open Web Application Security Project (OWASP), Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Stakeholder Communications, Vulnerability Assessments, Threat Detection, Hardening, Network Security, Threat Management, Security Controls, Security Information and Event Management (SIEM), TCP/IP, Risk Management Framework, Linux, Debugging, Cybersecurity, SQL
Beginner · Professional Certificate · 3 - 6 Months

Case Western Reserve University
Skills you'll gain: Trial Preparation, Criminal Investigation and Forensics, Legal Proceedings, Legal Hearings, Litigation and Civil Justice, International Relations, Legal Strategy, Diplomacy, Public Safety and National Security, Ethical Standards And Conduct, Interactive Learning, Case Studies, Student Engagement
Mixed · Course · 1 - 3 Months

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Encryption, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, AI Security, API Testing, System Testing, Test Script Development, Context Management, Health Informatics, Performance Testing, Functional Testing, Business Logic
Intermediate · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Artificial Intelligence, AI Enablement, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), Business Requirements, Responsible AI, AI Security, Data Ethics, Process Improvement, Process Improvement and Optimization, Environmental Social And Corporate Governance (ESG), Cloud Computing, Process Optimization, User Experience, Customer Service, Big Data, Data Security, Operational Efficiency, Marketing, Data Quality
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SAP Analytics Cloud, Data Modeling, Real Time Data, Stored Procedure, Data Warehousing, Database Development, Data Security, Data Integration, SAP Applications, SQL, Data Transformation, Predictive Analytics, Business Reporting, Scripting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Business Continuity, Disaster Recovery, Cybersecurity, Security Management, Computer Security Incident Management, Crisis Management, Information Assurance
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Branding, Brand Awareness, Brand Strategy, Brand Management, Personal Attributes, digital literacy, Social Media, Personally Identifiable Information, Self-Awareness, Social Media Strategy
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Sampling (Statistics), Statistical Inference, Exploratory Data Analysis, Peer Review, Regression Analysis, R (Software), Statistical Reporting, Probability Distribution, Statistical Analysis, Statistics, Data Analysis Software, Data Analysis, Probability & Statistics, Probability, R Programming, Statistical Modeling, Statistical Methods, Data Visualization
Beginner · Specialization · 3 - 6 Months

The University of Notre Dame
Skills you'll gain: Communication Systems, Digital Communications, Telecommunications, Wireless Networks, Digital Signal Processing, Electronics Engineering, General Networking, Electronics, System Requirements, Network Architecture, Technical Communication, Reliability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI, ChatGPT, Prototyping, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Machine Learning
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Authentications, Application Deployment, Google Cloud Platform, Generative AI Agents, Authorization (Computing), AI Enablement, Data Security, Large Language Modeling, Enterprise Security, Agentic systems, Enterprise Application Management, Data Access, LLM Application, Data Integration, Cloud Security
Beginner · Course · 1 - 3 Months