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.

Illinois Tech
Skills you'll gain: Microsoft Windows, Windows PowerShell, Operating System Administration, Command-Line Interface, Operating Systems, Control Panels, System Configuration, OS Process Management, Network Administration, User Accounts, Graphical Tools
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Land Development, Transportation Operations, Spatial Analysis, Systems Thinking, Geospatial Information and Technology, Socioeconomics, Network Analysis, Case Studies, Public Policies
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Personalization, Business Logic, Application Development, C# (Programming Language), Computer Programming, Programming Principles, Data Structures, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Bidding, Facebook, Keyword Research, Pay Per Click Advertising, Online Advertising, Campaign Management, Performance marketing, Advertising Campaigns, Social Media Campaigns, Pinterest, Search Engine Marketing, Social Media, Lead Generation, Marketing, Paid media, TikTok, Advertising, Social Media Marketing, Digital Advertising
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Incident Response, Security Information and Event Management (SIEM), Cybersecurity, Threat Management, Cloud Security, Cyber Risk, Intrusion Detection and Prevention, Cyber Security Policies, Data Security, Network Security, Cyber Security Strategy, Personally Identifiable Information, Malware Protection, Security Controls, Email Security, Risk Management
Beginner · Specialization · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Data Integrity, Encryption, FinTech, Network Security, Transaction Processing, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Product Strategy, Artificial Intelligence, Business Strategy, Team Building, Data Ethics, Data Science, Artificial Neural Networks, Machine Learning, Deep Learning, Social Impact, Sales, Writing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Enablement, Sales Strategy, Lead Generation, Sales Training, Sales Process, Customer Relationship Management (CRM) Software, Sales Prospecting, Global Marketing, Data-Driven Decision-Making, Marketing Automation, Key Performance Indicators (KPIs), Digital Media Strategy, AI Personalization, Content Creation, Video Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Distributed Computing, Content Management Systems, System Configuration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Secure Coding, Application Security, DevSecOps, Security Testing, Software Development Methodologies, Configuration Management, Software Development, Software Configuration Management, Software Development Life Cycle, Software Testing, API Testing, Threat Modeling, Application Programming Interface (API), Cloud Security, Risk Management Framework, Change Control
Intermediate · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Docker (Software), Containerization, Kubernetes, Linux Commands, CI/CD, DevOps, YAML, Command-Line Interface, Data Storage, Computer Networking
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Process Mapping, Process Analysis, Web Analytics, Dashboard, Process Design, Customer experience improvement, Driving engagement, Process Improvement and Optimization, User Feedback, Marketing Analytics, Customer Insights, Customer Analysis, Key Performance Indicators (KPIs), Analysis, Business Metrics, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks