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 Michigan
Skills you'll gain: Influencing, Persuasive Communication, Leadership, Professional Networking, Initiative and Leadership, Relationship Building, Public Speaking, Decision Making, Negotiation, People Development, Social Skills, Organizational Structure
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Retrieval-Augmented Generation, Generative AI, Gemini, AI Enablement, Enterprise Security, Agentic systems, Tool Calling, Artificial Intelligence, Customer experience improvement, LLM Application, Cloud Infrastructure, Strategic Planning, Cloud Computing, Organizational Strategy, Data Governance, Innovation, Collaboration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, SQL, Data Transformation, Data Pipelines, Stored Procedure, Database Development, Query Languages, Data Manipulation, Performance Tuning, Scripting, Database Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Public Key Infrastructure, Cryptography, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, Network Security, Blockchain, Authentications, Data Integrity, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supply Chain, Demand Planning, Supply Chain Management, Supply Chain Planning, Process Improvement, Capacity Planning, Logistics Management, Sustainable Business, Analytics, Corporate Sustainability, Scheduling, Inventory Management System, Forecasting, Data Analysis, Security Management, Expense Management, Operating Expense, Risk Management, Data Visualization, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Social Media Management, Social Media Marketing, Social Media Content, Customer Communications Management, Digital Communications
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: No-Code Development, User Centered Design, Mobile Development, Web Applications, User Interface (UI) Design, Experience Design, UI/UX Research, User Feedback, Functional Testing, Integration Testing, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Threat Hunting, Threat Detection, Endpoint Detection and Response, Cyber Security Strategy, System Monitoring, Cybersecurity, Continuous Monitoring, Network Security, Network Monitoring, Python Programming, Anomaly Detection, Scripting, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll Tax, Payroll, Payroll Systems, Payroll Processing, Payroll Administration, Payroll Reporting, Tax Compliance, Tax Management, Labor Compliance, Compensation Management, Human Resources Information System (HRIS), Non-Profit Accounting, Data Entry, Income Tax, Workforce Management, Customer Service, Benefits Administration, Labor Law, Specialized Accounting, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Network Infrastructure, General Networking, Network Protocols, Network Routers, Network Architecture, Internet Of Things, Wireless Networks, Local Area Networks, Wide Area Networks, Network Switches, Virtual Local Area Network (VLAN), Network Planning And Design, Network Security
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Instagram, Social Media, Social Media Strategy, Social Media Marketing, Marketing Automation, Paid media, Advertising, Content Creation, Target Audience, Drive Engagement
Mixed · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Business Intelligence, Interactive Data Visualization, Data Analysis Expressions (DAX), Dashboard, Data Transformation, Data Presentation, Data Visualization Software, Extract, Transform, Load, Cloud Deployment, Data Cleansing, Data Import/Export, Management Reporting
Beginner · Course · 1 - 3 Months