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 Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Regression Analysis, Research Design, Graph Theory
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Descriptive Analytics, Analytics, Dashboard, Data Analysis, Exploratory Data Analysis, Amazon Web Services, Data-Driven Decision-Making, Data Visualization, Cloud Security, Amazon S3, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Business Risk Management, Risk Mitigation, Governance Risk Management and Compliance, Legal Risk, Blockchain, IT Security Architecture, Cyber Risk, Information Technology Architecture, Governance, Application Security, Project Documentation, Technical Documentation, Regulatory Compliance, Software Documentation, Law, Regulation, and Compliance, Solution Architecture, Cyber Governance
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: FinTech, Financial Regulation, Business Continuity Planning, Compliance Management, Disaster Recovery, Financial Regulations, Operational Risk, Bank Regulations, Risk Management, Business Risk Management, Financial Industry Regulatory Authorities, Financial Services, Governance, IT Management, Information Assurance, Market Trend, Internal Controls, Emerging Technologies, Banking, Blockchain
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Regression Analysis, R (Software), Data Analysis Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Model Evaluation, Exploratory Data Analysis, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Target Audience, Facebook, Advertising Campaigns, Social Media Campaigns, Campaign Management, Social Media, Social Media Management, Paid media, Social Media Marketing, Advertising, Marketing Budgets, Digital Advertising, Marketing, Digital Marketing, Budgeting
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Threat Management, Vulnerability Assessments, Incident Response, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Compliance Management, Regulatory Compliance, Network Security, Infrastructure Security, Cloud Security, Hardening, Security Engineering, Software-Defined Networking
Beginner · Specialization · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Combinatorics, Network Analysis, Data Structures, Visualization (Computer Graphics), Algorithms, Mathematical Theory & Analysis, Theoretical Computer Science, Program Development
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Incident Response, Computer Security Incident Management, Cybersecurity, Threat Management, Data Security, Cyber Attacks, Endpoint Security, Network Security, Cyber Security Assessment, Firewall
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Metasploit, Vulnerability Scanning, Exploitation techniques, Open Web Application Security Project (OWASP), Vulnerability Assessments, Cyber Security Assessment, AI Security, Generative AI, Responsible AI, Prompt Engineering
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Human Computer Interaction, Interaction Design, jQuery, Web Design and Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), User Experience Design, User Accounts, MongoDB, Wireframing, Web Applications, Full-Stack Web Development, Interactive Data Visualization, Application Design, JavaScript Frameworks, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months