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.

Advancing Women in Tech
Skills you'll gain: Cybersecurity, Cyber Security Strategy, Business Priorities, Enterprise Security, Security Awareness, Security Management, Regulatory Compliance, Compliance Management, Risk Management, Communication
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Blockchain, Emerging Technologies, FinTech, Cryptography, Technical Analysis, Distributed Computing, Transaction Processing, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Serverless Computing, Data Pipelines, Data Processing, Cloud Security, Identity and Access Management, Data Transformation, Containerization, Data Storage Technologies, Scalability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Cleansing, Data Manipulation, Data Integration, R Programming, Data Preprocessing, Tidyverse (R Package), Data Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Robotic Process Automation, Automation, Manufacturing and Production, Manufacturing Processes, Internet Of Things, User Interface (UI), Systems Integration, Scalability, Development Environment, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Generative AI, AI Security, Large Language Modeling, Google Cloud Platform, Model Deployment, Data Modeling, Artificial Intelligence, Business Solutions, Unstructured Data, Machine Learning, Data Quality
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Vulnerability Scanning, Cyber Security Assessment, Active Directory, Web Applications, Brute-force attacks, Microsoft Windows, Cryptographic Protocols, Bash (Scripting Language), Command-Line Interface, Shell Script, Apache Tomcat, Scripting, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Pathology, Pharmacology, Pharmacotherapy, Diagnostic Tests, Microbiology, Respiratory Therapy, Food Safety and Sanitation, Infectious Diseases, Food Quality Assurance And Control, Treatment Planning, Physiology, Immunology, Epidemiology, Environmental Science, Public Health
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Penetration Testing, Cyber Security Assessment, Vulnerability Assessments, Data Security, Cybersecurity, Exploitation techniques, Test Tools, User Requirements Documents, Authorization (Computing), Technical Documentation, Computing Platforms, Requirements Analysis, Technical Communication
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Deepseek, Hugging Face, Large Language Modeling, LLM Application, AI Personalization, ChatGPT, Deep Learning, Open Source Technology, AI Enablement, Model Deployment, Business Modeling, Applied Machine Learning, Analytical Skills, Application Programming Interface (API), Business Process Automation
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Platforms, Cloud Solutions, Cloud Development, Cloud Applications, Cloud Services, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Software As A Service, Platform As A Service (PaaS), Scalability
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Docker (Software), Security Information and Event Management (SIEM), Software Installation, Microsoft Windows, Event Monitoring, System Configuration, Cloud Computing, Data Security
Beginner · Project · Less Than 2 Hours