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.

Coursera
Skills you'll gain: Workflow Management, Project Management Software, Productivity Software, Business Workflow Analysis, Data Integration, Systems Integration, Cloud-Based Integration, Process Improvement, Process Optimization, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Microsoft Azure, Infrastructure As A Service (IaaS), Data Processing, Big Data, Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), Databricks, Infrastructure Security, Data Pipelines, Virtual Networking, Azure DevOps, Virtual Machines, Azure Active Directory, Analytics, Active Directory, Network Security, Model Deployment, Python Programming, Role-Based Access Control (RBAC)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Embeddings, Applied Machine Learning, Vector Databases, Artificial Intelligence and Machine Learning (AI/ML), Transfer Learning, PyTorch (Machine Learning Library), Vision Transformer (ViT), Image Analysis, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaboration, Team Building, Project Coordination, Teamwork, Team Management, Workflow Management, Internal Communications, Delegation Skills, Communication Strategies, Resource Allocation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Health Informatics, Clinical Data Management, Microsoft Excel, Patient Safety, Excel Formulas, Data Cleansing, Data Analysis, Medical Records, Data Transformation, Data Wrangling, Data Quality, Data Manipulation, Data Mapping, Data Integrity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Descriptive Statistics, Dashboard, Histogram, Data Presentation, Data Storytelling, Exploratory Data Analysis, Tableau Software, Data Visualization, Interactive Data Visualization, Data-Driven Decision-Making, Analytics, Business Analysis, Strategic Decision-Making, Data Quality, Performance Analysis, Stakeholder Analysis, Business Metrics, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Warehousing, Web Scraping, Database Administration, Data Engineering, Database Design, Relational Databases, Linux Commands, Data Pipelines, SQL, Database Management, Apache Kafka, Apache Airflow, Bash (Scripting Language), Database Architecture and Administration, Shell Script, IBM DB2, Generative AI, Data Import/Export, Data Security
Intermediate · Professional Certificate · 3 - 6 Months
LearnQuest
Skills you'll gain: Java Programming, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Virtual Machines, Web Development, Debugging, Data Persistence, Package and Software Management, Development Environment
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: User Story, Cloud Deployment, CI/CD, Software Development Life Cycle, Open Web Application Security Project (OWASP), Continuous Integration, Istio, Linux Commands, Software Architecture, Cloud Computing Architecture, Application Deployment, Test Driven Development (TDD), Kubernetes, Restful API, Git (Version Control System), DevOps, Grafana, Software Engineering, Data Import/Export, Application Development
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Internet Of Things, Cybersecurity, Cyber Security Strategy, Cyber Security Policies, Security Awareness, Wireless Networks, Information Privacy, General Networking, Data Security, Emerging Technologies, Cyber Security Assessment, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Dashboard, Web Scraping, Pseudocode, Jupyter, Algorithms, Data Literacy, Data Mining, Data Analysis, Data Presentation, Correlation Analysis, Pandas (Python Package), NumPy, R Programming, Data Import/Export, Programming Principles, Predictive Modeling, Data Science, Unsupervised Learning, Machine Learning, Project Management
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Virtual Private Networks (VPN), Linux Administration, Public Key Infrastructure, Linux, Linux Servers, Intrusion Detection and Prevention, Firewall, Remote Access Systems, Operating System Administration, Authentications, Authorization (Computing), Network Security, Security Controls, Infrastructure Security, Identity and Access Management, System Monitoring, File Management, Systems Administration, Cybersecurity, Information Technology
Beginner · Course · 1 - 4 Weeks