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.

28DIGITAL
Skills you'll gain: Computer Security Awareness Training, Cyber Risk, User Accounts, Exploitation techniques
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Application Servers, Enterprise Application Management, DevOps, Continuous Deployment, Java Platform Enterprise Edition (J2EE), Server Administration, Java, Data Access, Security Management, Middleware, Database Development
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Drive Engagement, Product Promotion, Brand Awareness, Product Marketing, Social Media Marketing, Social Media, Social Media Strategy, Content Creation, Promotional Strategies, Marketing, Branding, User Feedback
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Statistical Visualization, Dashboard, Data Visualization Software, Looker (Software), Data Literacy, Health Informatics, Technical Communication, Clinical Informatics, Data Mapping, Scatter Plots, Spatial Data Analysis, Data Analysis, Health Technology, Geospatial Mapping, Health Care, Business Metrics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Transaction Processing, Data Lakes, Data Architecture, Databricks, Data Infrastructure, Data Pipelines, Data Warehousing, Database Architecture and Administration, Data Integration, Apache Spark, Data Processing, Real Time Data, Big Data, Data Integrity, Scalability, Performance Tuning, Data Management, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Analysis Expressions (DAX), Power BI, Data Visualization, Key Performance Indicators (KPIs), Data Transformation, Data Literacy, Presentations, Data Synthesis, Usability Testing, Microsoft PowerPoint, Star Schema, Data Integration, Microsoft Excel, Business Intelligence, Data Manipulation, Data Visualization Software, Data Cleansing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Hadoop, Apache, Database Systems, NoSQL, Big Data, Database Management Systems, Databases, Shell Script, Data Storage, Data Storage Technologies, Database Design, Software Installation, Data Access, Data Modeling, System Configuration, Command-Line Interface, Scalability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Email Automation, Marketing Automation, Content Performance Analysis, Campaign Management, A/B Testing, Data-Driven Decision-Making, Case Studies, Consumer Behaviour, Performance Analysis, Email Security, Marketing Analytics, Direct Marketing, Performance Metric, E-Commerce, Automation, Product Improvement, Disaster Recovery, Recruitment, Security Awareness
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Modeling, Analytical Skills, Data Presentation, Analysis, Business Reporting, Data Management, Data Storytelling, Data Manipulation, Business Analytics, Management Reporting, Real Time Data, Analytics, Visualization (Computer Graphics), Ad Hoc Reporting, Customer Analysis, Time Series Analysis and Forecasting, Marketing Analytics, Data Security, Profit and Loss (P&L) Management
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Model Deployment, Serverless Computing, Cloud Deployment, Generative AI, Cloud Applications, Application Deployment, AI Enablement, MLOps (Machine Learning Operations), Data Integration, Containerization, Data Storage Technologies, Machine Learning Methods, Performance Tuning, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Paid media, Content Performance Analysis, Cross-Channel Marketing, Campaign Management, Marketing Strategies, Business Marketing, Marketing Automation, Social Media Campaigns, Search Engine Optimization, Email Marketing, Social Media Marketing, Project Management, Content Marketing, Business Communication, Social Media Strategy, Analytics, Business Strategy, Professional Development, Data Analysis, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Engineering, Model Context Protocol, ChatGPT, Prompt Patterns, Anthropic Claude, AI Workflows, Ideation, Verification And Validation, Prompt Engineering Tools, LLM Application, Generative AI Agents, Multimodal Prompts, Agentic Workflows, AI Orchestration, AI Enablement, Generative AI, Agentic systems, AI Security, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months