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.

University of California, Santa Cruz
Skills you'll gain: R Programming, Statistical Modeling, Bayesian Statistics, Statistical Software, Markov Model, Mathematical Modeling, Statistical Methods, Probability & Statistics, Unsupervised Learning, Machine Learning Methods, Probability Distribution, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Salesforce, Salesforce Development, Workflow Management, Operational Efficiency, Data Access, Dashboard, Web Components, Application Design, Application Development, User Accounts, UI Components, Cloud Applications, Application Deployment, Management Reporting, Data Security, No-Code Development, Business Process Automation, Business Logic, User Interface (UI), Change Management
Beginner · Specialization · 1 - 3 Months

Nanjing University
Skills you'll gain: C (Programming Language), Computer Systems, Data Structures, System Programming, Programming Principles, Computer Architecture, Operating Systems, Data Storage, Computer Hardware, Application Security, Software Architecture
Mixed · Course · 1 - 3 Months

Skills you'll gain: Wireless Networks, Network Planning And Design, Cloud Management, Network Infrastructure, Network Performance Management, Network Architecture, Networking Hardware, General Networking, Identity and Access Management, Network Troubleshooting, System Configuration, User Accounts
Intermediate · Course · 1 - 4 Weeks

Tencent Cloud
Skills you'll gain: Data Storage Technologies, Cloud Computing, Cloud Platforms, Cloud Storage, Cloud Security, Cloud Services, Databases, Public Cloud, Relational Databases, Virtual Machines, Virtual Networking, Load Balancing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Facebook, Advertising Campaigns, Account Management, Advertising, Social Media Management, Digital Advertising, User Accounts, Social Media, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Injury Prevention, Public Safety and National Security, Public Health, Safety Standards, Public Policies, Policy Analysis, Health Policy, Law, Regulation, and Compliance, Community Health, Risk Analysis, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Data Visualization, Dashboard, Forecasting, Predictive Modeling, Data Analysis, Data Validation, Data Entry, Financial Modeling, Data Management, Data Integrity, Data Security
Mixed · Course · 1 - 3 Months

Skills you'll gain: Healthcare Project Management, Clinical Documentation, Responsible AI, Resource Utilization, Lean Methodologies, Operational Efficiency, Operations Management, Generative AI, Informed Consent, Data Ethics, Project Risk Management, Performance Metric, Continuous Improvement Process, Medical Privacy, Process Improvement, AI Security, Health Care Procedure and Regulation, Healthcare Ethics, Generative AI Agents, Health Informatics
Intermediate · Specialization · 3 - 6 Months

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Healthcare 5.0, AI Enablement, FinTech, Responsible AI, Artificial Intelligence, Generative AI, Internet Of Things, Web Applications, Distributed Computing, Business Ethics, Digital Assets, Data Integrity
Mixed · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Cloud Security, Zero Trust Network Access, Hybrid Cloud Computing, Cloud Computing, Cloud Services, Cloud Computing Architecture, Cloud Solutions, Risk Mitigation, Cloud Platforms, Security Controls, Security Strategy, Multi-Cloud, Legal Risk, Regulation and Legal Compliance, Auditing, Service Level Agreement
Intermediate · Course · 1 - 4 Weeks