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: AI Security, Threat Modeling, Security Engineering, Security Testing, Hardening, Security Controls, Security Strategy, Penetration Testing, Data Validation, Model Evaluation, Information Privacy, Generative Adversarial Networks (GANs), Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Vulnerability Assessments, Public Key Infrastructure, Cryptography, Security Controls, Vulnerability Scanning, Cybersecurity, Authorization (Computing), Information Systems Security, Malware Protection, Authentications, Cyber Attacks, Threat Detection, Data Integrity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Splunk, Software Installation, Network Monitoring, Data Transformation, Dashboard
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Cloud Security, Internet Of Things, Infrastructure Security, Vulnerability Management, Information Systems Security, Incident Response, Identity and Access Management, Threat Management, Security Strategy, Penetration Testing, Network Security, Security Controls, Cloud Computing, Cloud Computing Architecture, Threat Detection, Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Role-Based Access Control (RBAC), Vulnerability Assessments, iOS Development, Software Testing, Authentications, Unit Testing, Application Security, Security Testing, Authorization (Computing), Secure Coding, Identity and Access Management, Debugging, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Administration, Role-Based Access Control (RBAC), Data Sharing, Security Controls, User Accounts, System Configuration, Workflow Management, Data Validation, Object-Relational Mapping, Productivity Software, Data Integrity, Data Quality, Customer Relationship Management (CRM) Software
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Social Network Analysis, Social Media Strategy, Content Marketing, Social Media Marketing, Consumer Behaviour, Marketing Communications, Content Creation, Influencing, Advertising, Marketing, Marketing Psychology, Brand Strategy, Storytelling, Communication
Mixed · Course · 1 - 4 Weeks
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

Skills you'll gain: Network Security, Cybersecurity, Data Security, Application Security, Information Technology Architecture
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Unit Testing, Enterprise Application Management, Java, Integration Testing, Configuration Management, Software Design Patterns, Extensible Markup Language (XML), Context Management, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Social Network Analysis, Network Analysis, Sociology, Socioeconomics, Economics, Policy, and Social Studies, Game Theory, Mathematical Modeling, Statistical Modeling, Markov Model, Bayesian Statistics, Probability, Simulations
Advanced · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Multi-Cloud, Infrastructure Architecture, Systems Architecture, Cloud Technologies, Terraform, Generative AI, Cloud Management, Microservices, Infrastructure as Code (IaC), Data Architecture, Scalability, Site Reliability Engineering, CI/CD, Cost Management, Security Controls, Application Performance Management, Data Pipelines, Governance
Intermediate · Course · 3 - 6 Months