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: Database Design, Database Development, Query Languages, SQL, Database Architecture and Administration, Data Modeling, Database Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, Prompt Engineering, Agentic systems, Prompt Patterns, AI Workflows, Generative AI Agents, AI Personalization, Context Engineering, AI literacy, Human Computer Interaction, Human Centered Design, Responsible AI, Experience Design, User Flows, Design Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Artificial Intelligence, Data Visualization, Artificial Intelligence and Machine Learning (AI/ML), NumPy, Pandas (Python Package), AI literacy, Model Evaluation, Machine Learning Methods, AI Workflows, Applied Machine Learning, Plot (Graphics), Data Preprocessing, Deep Learning, Responsible AI, Artificial Neural Networks, Data Ethics, Machine Learning Algorithms, Python Programming, AWS CloudFormation
Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Root Cause Analysis, Pareto Chart, Operational Analysis, Analytical Skills, Data Analysis, Data Validation, Diagram Design
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer Data Management, Record Keeping, Data Entry, Journey Mapping, Data Management, Data Maintenance, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NoSQL, Real Time Data, Query Languages, Scalability, Database Design, Application Deployment, Data Infrastructure, Big Data, Data Access, Data Manipulation, Performance Tuning, Data Modeling, Distributed Computing, Data Storage Technologies
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Large Language Modeling, Model Optimization, Recurrent Neural Networks (RNNs), Natural Language Processing, Prompt Engineering, Model Training, LLM Application, Artificial Neural Networks, Transfer Learning, Deep Learning, Embeddings, Fine-tuning, Generative Model Architectures
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Exploitation techniques, Vulnerability Scanning, Security Testing, Cybersecurity, Vulnerability Assessments, Network Security, Web Applications, SQL
Beginner · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Responsible AI, Data Ethics, Healthcare Industry Knowledge, Predictive Modeling, Healthcare Ethics, Generative AI, Prompt Engineering, Dental Informatics, Health Technology, Artificial Intelligence, Deep Learning, Clinical Informatics, Artificial Neural Networks, Health Informatics, Medical Imaging, Augmented and Virtual Reality (AR/VR), Radiology
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Analytics, Web Analytics and SEO, Search Engine Optimization, Web Analytics, Content Performance Analysis, Keyword Research, Content Optimization, Prioritization, Data Import/Export, Gap Analysis, Workflow Management, Data Integration, User Research, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Single Sign-On (SSO), User Provisioning, User Accounts, Security Assertion Markup Language (SAML), Authorization (Computing), Authentications, Role-Based Access Control (RBAC), OAuth, Key Management, Cryptographic Protocols, Multi-Factor Authentication
Advanced · Course · 1 - 4 Weeks