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.

Coursera
Skills you'll gain: Collaborative Software, Document Management, Data Sharing, File Management, Google Workspace, Project Documentation, Cross-Functional Collaboration, Verification And Validation, Role-Based Access Control (RBAC), Workflow Management, Identity and Access Management, Microsoft 365, Data Security, Security Awareness
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Database Architecture and Administration, Cloud Computing Architecture, Oracle Databases, Data Migration, Microsoft SQL Servers, Google Cloud Platform, Cloud Computing, Database Management, Databases, Cloud Solutions, Operational Databases, Virtual Private Networks (VPN), Network Model, Network Security, Test Tools, Enterprise Application Management, System Implementation
★ 4.2 (38) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Product Requirements, Prototyping, Systems Analysis, Business Analysis Tools, User Research, Stakeholder Analysis, System Requirements, Stakeholder Engagement, Knowledge Transfer, Prioritization
★ 4.5 (122) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Email Automation, Marketing Automation, OpenAI API, Business Process Automation, AI Workflows, OpenAI, ChatGPT, Automation, Performance Tuning, Workflow Management, Generative AI, Scalability, Blogs, Process Optimization, Operational Efficiency, AI Integrations, Real Time Data, Business Logic, Social Media Content, Application Programming Interface (API)
★ 4.4 (262) · Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Court Systems, Telecommunications, Law, Regulation, and Compliance, Information Privacy, Personally Identifiable Information, Case Law, Regulation and Legal Compliance, Data Security, Digital Communications, Public Policies, Security Management, Security Strategy
★ 4.3 (50) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cloud Computing, Cloud Platforms, Process Optimization, Process Improvement and Optimization, Cloud Deployment, Cloud Services, Process Improvement, Manufacturing Operations, Innovation, Workforce Development, Cybersecurity, Manufacturing Processes, Manufacturing and Production, Augmented and Virtual Reality (AR/VR), Blockchain, Workforce Planning, Digital Transformation, Technology Strategies, Culture Transformation, Change Management
★ 4.5 (34) · Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.7 (69) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, Education Software and Technology, Driving engagement, Responsible AI, Learning Management Systems, Data-Driven Decision-Making, Prompt Engineering, Analytics, Data Ethics, Artificial Intelligence, Generative AI, Quality Assurance, Data Analysis, Analytical Skills
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Transfer Learning, Fine-tuning, Tensorflow, Natural Language Processing, Keras (Neural Network Library), Embeddings, Model Training, Deep Learning, Classification Algorithms, Model Evaluation, Machine Learning, Software Visualization
★ 4.8 (183) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Rmarkdown, Plot (Graphics), Box Plots, Descriptive Statistics, Scatter Plots, Histogram, Scientific Visualization, Jupyter, Matplotlib, Statistical Visualization, Data Manipulation, R (Software), Statistical Hypothesis Testing, Regression Analysis, Correlation Analysis, Data Visualization, Statistical Methods, Data Analysis, R Programming, Python Programming
★ 4 (26) · Beginner · Specialization · 3 - 6 Months

28DIGITAL
★ 4.5 (116) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Network Performance Management, Technical Communication, Technical Support and Services, Technical Support, Network Administration, Debugging, End User Training and Support, Help Desk Support, Problem Management, Network Analysis
★ 5 (11) · Beginner · Course · 1 - 4 Weeks