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 San Diego
Skills you'll gain: Bioinformatics, Diagnostic Tests, Computational Thinking, Model Evaluation, Epidemiology, Molecular, Cellular, and Microbiology, Infectious Diseases, Informatics, Network Analysis, Molecular Biology, Medical Science and Research, Biotechnology, Biochemistry, Data Mining, Life Sciences, Scientific Visualization, Data Synthesis, Data Literacy, Microbiology, Science and Research
★ 4.3 (74) · Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Policy, Financial Systems, Banking, Financial Market, Bank Regulations, Financial Regulation, Capital Markets, Market Liquidity, Economics, Loans, Economics, Policy, and Social Studies, Credit Risk, General Lending, Crisis Management, Crisis Intervention
★ 4.7 (125) · Intermediate · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: ChatGPT, Responsible AI, Education Software and Technology, Generative AI, AI Integrations, Digital pedagogy, AI literacy, Artificial Intelligence, AI Personalization, AI Security, Prompt Engineering, Natural Language Processing
★ 4.9 (737) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Consultative Approaches, Consultative Selling, Value Propositions, Sales Strategy, Market Opportunities, Selling Techniques, Executive Presence, Sales, Solution Selling, Regional Sales, General Sales Practices, Business Development, Stakeholder Communications, Strategic Partnership, Active Listening, Storytelling, Communication Strategies, Organizational Structure, Relationship Building
Intermediate · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Data Ethics, Responsible AI, Accountability Frameworks, Risk Control, Accountability, Risk Management, Risk Analysis, Business Risk Management, Information Privacy, Risk Management Framework, Risk Mitigation, Personally Identifiable Information, Safety Assurance, Safety and Security, Safety Standards, Ethical Standards And Conduct, Artificial Intelligence, Diversity and Inclusion
★ 4.5 (102) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Security, Information Assurance, Security Controls, Data Integrity, Identity and Access Management, Network Security, IT Security Architecture, Authentications, Cybersecurity, Authorization (Computing), Infrastructure Security, Enterprise Security, User Provisioning
★ 4.5 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Cloud Computing, Cloud Management, Cloud Solutions, Infrastructure As A Service (IaaS), Data Storage Technologies, Data Storage, Cloud Services, Data Store, Cloud Storage, Security Controls, Role-Based Access Control (RBAC), System Monitoring, Capacity Management
★ 4.8 (256) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Software, Hardware Troubleshooting, Networking Hardware, Database Theory, Database Management Systems, Computer Networking, Network Support, Network Protocols, Computer Security Awareness Training, Security Software, Technical Support and Services, Cybersecurity, Encryption, Computer Literacy, Browser Compatibility, Program Development, Computing Platforms, Computer Programming, System Software, Database Management
★ 4.5 (12) · Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: TypeScript, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Programming Principles, Middleware, Scalability, Web Design, Computer Programming, Maintainability, UI Components
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Memory Management, C (Programming Language), C and C++, Data Structures, Secure Coding, Application Security, System Programming, Programming Principles
★ 4.5 (75) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Restful API, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Application Security, Electronics, Product Automation, System Configuration, Python Programming, Electronic Components, Software Installation
★ 4.8 (56) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Exploratory Data Analysis, Deep Learning, Text Mining, Plot (Graphics), Artificial Neural Networks, Data Cleansing, Data Import/Export, Data Preprocessing, Natural Language Processing, Model Training, Python Programming, Machine Learning, Automation
★ 4.6 (266) · Beginner · Guided Project · Less Than 2 Hours