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.

Splunk Inc.
Skills you'll gain: Splunk, Data Transformation, Data Manipulation, Data Wrangling, Statistical Methods, Statistical Analysis, Data Processing, Data Synthesis, Time Series Analysis and Forecasting, Data Analysis, Big Data, Data Science, Business Analytics, Query Languages, Data Visualization
★ 4.7 (57) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, System Programming, System Software, Software Architecture, Hardware Architecture, Systems Architecture, Build Tools, Software Development Tools, Dependency Analysis, Cross Platform Development, Performance Tuning, Package and Software Management, Software Design Patterns, C++ (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Dashboard Creation, Power BI, Data-Driven Decision-Making, Business Intelligence, Data Presentation, Data Storytelling, Data Visualization Software, Data Transformation, Data Analysis Expressions (DAX), Data Modeling, Star Schema, Key Performance Indicators (KPIs), Data Processing, Interactive Data Visualization, Microsoft Power Platform, Microsoft Excel, Data Management, Data Analysis, Advanced Analytics
★ 4.4 (34) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Unix, Unix Commands, Network Protocols, Unix Shell, Network Troubleshooting, TCP/IP, OS Process Management, File Management, General Networking, File Transfer Protocol (FTP), Network Administration, Network Routing, OSI Models, Computer Networking, Operating Systems, Network Security, System Programming, Communication Systems
★ 5 (12) · Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Medical Privacy, Health Informatics, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Digital Transformation, Health Systems, Health Administration, Health Technology, Health Care, Health Care Procedure and Regulation, Emerging Technologies, Information Privacy, Data Management, Technology Strategies, Cybersecurity, Data Security, Security Strategy, Innovation, Data Integration
★ 4.9 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Azure Synapse Analytics, Performance Tuning, Microsoft Azure, System Monitoring, Data Engineering, Transact-SQL, Continuous Deployment, Star Schema, Power BI, PySpark, Data Cleansing, Data Analysis Expressions (DAX), Apache Spark, Analytics, Data Analysis, SQL, Azure Active Directory, Advanced Analytics, Microsoft Copilot
★ 4.6 (7) · Intermediate · Specialization · 1 - 3 Months

Copenhagen Business School
Skills you'll gain: Artificial Intelligence, Large Language Modeling, AI literacy, Natural Language Processing, Theoretical Computer Science, Statistical Machine Learning, Liberal Arts, Artificial Neural Networks, Grammar, Computational Thinking, Social Impact
★ 4.7 (25) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Conversion Funnel Analysis, Customer Relationship Management (CRM) Software, Marketing Operations, Growth Strategies, Process Improvement, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Data Integration, Data Analysis, Data Mining, Data Presentation, Data-Driven Decision-Making, Data Modeling, Data Governance, Business Analytics, Data Visualization, Dashboard Creation, Analytics, Statistical Analysis, Dashboard, Data Warehousing, Data Management, Data Security, Data Quality, Data Cleansing, Data Integrity, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Inside Sales, Web Presence, Digital Brand Strategy, Selling Techniques, Sales, Rapport Building, Driving engagement, Branding, Relationship Building, Meeting Facilitation, Non-Verbal Communication, Virtual Environment, Customer Engagement, Verbal Communication Skills, Drive Engagement, Global Marketing, Executive Presence, Stakeholder Engagement, Trustworthiness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Threat Detection, Large Language Modeling, Intrusion Detection and Prevention, LLM Application, Cybersecurity, Cyber Security Strategy, Applied Machine Learning, Fraud detection, AI Integrations, Cyber Engineering, IT Automation, Machine Learning Methods, Cyber Attacks, Anomaly Detection, Federated Learning, Malware Protection, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Cyber Risk
Intermediate · Course · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Prompt Engineering, AI Personalization, Prompt Patterns, Prompt Engineering Tools, GitHub Copilot, Vibe coding, Microsoft Copilot, Responsible AI, ChatGPT, Customer experience improvement, Generative AI Agents, Artificial Intelligence, Digital Analysis, Personalized Campaigns, Digital Brand Strategy, Digital Marketing, Software Development, Machine Learning, Devops Tools, Business Strategy
Advanced · Course · 1 - 3 Months