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.

Simplilearn
Skills you'll gain: Blogs, Performance Analysis, Social Media Marketing, Content Creation, WordPress, Promotional Strategies, Content Marketing, Content Management Systems, Email Marketing, Workflow Management, Content Management, Calendar Management, Drive Engagement
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: System Requirements, Network Architecture, Computer Networking, Ubuntu, Virtual Machines, Simulations, Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Applications, Web Development, Server Side, Back-End Web Development, Application Frameworks, Performance Tuning, Javascript, Restful API, Development Environment, Event-Driven Programming, Operating Systems, Email Automation, Microsoft Visual Studio, Debugging
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Regression Analysis, R Programming, R (Software), Statistical Methods, Statistical Inference, Data Analysis, Statistical Analysis, Predictive Modeling, Statistics, Probability & Statistics, Linear Algebra
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Recruitment, Professional Networking, Applicant Tracking Systems, Recruitment Strategies, Relationship Building, Talent Acquisition, Human Resources, Regulatory Compliance, Talent Sourcing, Compliance Management, Interviewing Skills, Labor Law, Brand Strategy, Value Propositions
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Python Programming, Distributed Computing, OS Process Management, Scalability, Web Scraping, Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Blockchain, Programming Principles, Data Management, Object Oriented Programming (OOP), Cryptography, Debugging, Application Security
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Bayesian Network, Numerical Analysis, Estimation, Simulations, Matlab, Global Positioning Systems, Mathematical Modeling, Applied Mathematics, Computational Thinking, Engineering Analysis, Algorithms, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Data Validation, Business Continuity, Security Controls, Risk Mitigation, Project Management, Risk Management, System Testing, Technical Management, System Implementation, Data Integrity, Software Development Methodologies
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Infrastructure, Digital Transformation, Cloud Platforms, Cloud Services, Cloud Computing, Public Cloud, Business Transformation, Infrastructure As A Service (IaaS), Hybrid Cloud Computing, Software As A Service, Cloud Security, Cost Management, Operating Expense, Capital Expenditure
Beginner · Course · 1 - 3 Months

Skills you'll gain: Automation, Electric Power Systems, Sustainable Technologies, Safety and Security, Emerging Technologies, Control Systems, Global Positioning Systems, Environmental Issue, Computer Vision, Artificial Intelligence, Technology Solutions
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Machine Learning Algorithms, Human Factors (Security), Machine Learning, Applied Machine Learning, Artificial Intelligence, Data Modeling, Supervised Learning, Predictive Modeling, Statistical Modeling, Health Informatics, Diagnostic Tests, Decision Support Systems, Unsupervised Learning, Reinforcement Learning, Data Mining, Exploratory Data Analysis, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks